CN106443514A - Integrated circuit, motor assembly, and application equipment - Google Patents
Integrated circuit, motor assembly, and application equipment Download PDFInfo
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- CN106443514A CN106443514A CN201610392501.8A CN201610392501A CN106443514A CN 106443514 A CN106443514 A CN 106443514A CN 201610392501 A CN201610392501 A CN 201610392501A CN 106443514 A CN106443514 A CN 106443514A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/0023—Electronic aspects, e.g. circuits for stimulation, evaluation, control; Treating the measured signals; calibration
- G01R33/0029—Treating the measured signals, e.g. removing offset or noise
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/04—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for rectification
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measuring Magnetic Variables (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
- Electronic Switches (AREA)
Abstract
The invention provides an integrated circuit, a motor assembly, and application equipment. The integrated circuit comprises input ports and an output port extending out of an integrated circuit shell and an electronic line arranged on a semiconductor substrate, the input ports are used for connecting an external alternating current power supply, the electronic line comprises an output control circuit connected with the output port, the output control circuit is configured to at least respond to a control signal and operate in at least one of a first state of a load current flowing out from the output port to the external part and a second state of the load current flowing in from the external part to the output port, and the appearance frequency of the first state or the second state is in proportion to the frequency of the alternating current power supply.
Description
Technical field
The present invention relates to electronic circuit technology field, more particularly to integrated circuit.
Background technology
Magnetic Sensor be widely used in modern industry and electronic product measured with induced field intensity electric current,
The physical parameters such as position, direction.It is an important applied field of Magnetic Sensor in electromechanics trade, in electricity
In motivation, rotor magnetic pole position sensing can be made with Magnetic Sensor.
In prior art, Magnetic Sensor is typically only capable to export field detection result, also needs to during specific works
Extra setting peripheral circuit, is processed to the field detection result, and therefore integrated circuit is relatively costly,
Reliability is poor.
Content of the invention
On the one hand the embodiment of the present invention provides a kind of integrated circuit, including：Housing, half for being located in housing
Semiconductor substrate, the input port for stretching out from the housing and output port and on semiconductor chip
Electronic circuit, the input port is used for connecting external ac power source, and the electronic circuit includes：
The output control circuit being connected with the output port, the output control circuit is configured at least
In response to a control signal, in the first state for flowing out load current from the output port to outside and certainly
Run under outside the second state at least one of which state for flowing into load current to the output port；Its
In, the frequency of occurrences of the first state or the second state is directly proportional to the frequency of the alternating current power supply.
Preferably, in said integrated circuit, the electronic circuit also includes magnetic field detection circuit, for examining
Survey and export the magnetic field induction signal for matching with external magnetic field, the control signal is the magnetic field induction
Signal.
Preferably, in said integrated circuit, the magnetic field detection circuit includes：
Magnetic induction element, for detecting and exporting the analog electrical signal for matching with external magnetic field；
Signal processing unit, for being amplified to the analog electrical signal and going interference to process；
AD conversion unit, for being converted to institute by the analog electrical signal after amplifying and going interference to process
Magnetic field induction signal is stated, the magnetic field induction signal is switching mode digital signal.
Preferably, the output control circuit is configured as ringing when the integrated circuit conforms to a predetermined condition
Control signal described in Ying Yu, in the first state for flowing out load current from the output port to outside and certainly
Run under outside the second state at least one of which state for flowing into load current to the output port, when
Run under the third state of the first state and the second state is prevented when not meeting the predetermined condition.
Preferably, in said integrated circuit, the output control circuit is configured as the integrated circuit
When conforming to a predetermined condition, according to polarity and the magnetic field induction signal of the alternating current power supply, control is described
Magnetic Sensor integrated circuit alternate run between the first state and the second state, described pre- when not meeting
Run under the third state of the first state and the second state is prevented during fixed condition.
Preferably, in said integrated circuit, the output control circuit is configured to：When the magnetic field is felt
It is first electrode that induction signal characterizes the polarity that the external magnetic field is the first magnetic polarity and the alternating current power supply
When, control electric current is flowed out from the output port to outside, when magnetic described in the magnetic field induction characterization
Polarity is second magnetic polarity contrary with first magnetic polarity, and the polarity of the alternating current power supply be with
During the contrary second electrode of first electrode, control electric current flows into the output port from outside.
Preferably, in said integrated circuit, the frequency of occurrences of the third state is the alternating current power supply
The twice of frequency.
Preferably, in said integrated circuit, the electronic circuit is also included for entering to the alternating current power supply
The commutator of row all wave rectification, the frequency of the output voltage of the commutator is the first state or second
The twice of the frequency of occurrences of state.
Preferably, in said integrated circuit, the output control circuit is configured as the integrated circuit
When meeting the predetermined condition, depending at least on the control signal, in the first state and the second state
Between alternate run.
Preferably, in said integrated circuit, the frequency of occurrences of the first state or the second state with described
The frequency of alternating current power supply is equal.
Preferably, in said integrated circuit, to described when the output control circuit operates in the third state
Control signal is no responded or flows through a quarter of the electric current less than the load current of the output port.
Preferably, in said integrated circuit, the output control circuit includes first switch and second switch,
The first switch is connected in the first current path with the output port, the second switch with described
Output port is connected in the second current path in opposite direction with first current path, and described first
Switch and second switch are selectively turned under the control of said control signal.
Preferably, in said integrated circuit, it is two that the first switch is diode, the second switch
Pole pipe or audion.
Preferably, in said integrated circuit, the output control circuit has outside from the output pin
Flow out electric current the first current path, flow inward into from the output pin electric current the second current path,
And the switch being connected in first current path and the one of path of the second current path, described
Switch and controlled by the magnetic field detection information of the magnetic field detection circuit output so that the first current path and the
Two current path selectivitys are turned on.
Optionally, in first current path and the second current path other in which path, switch is not set.
Preferably, in said integrated circuit, the electronic circuit also includes delay circuit, for when acquisition
Start timing to after predetermined trigger signal, when timing duration reaches scheduled duration, show the integrated electricity
Road conforms to a predetermined condition, and when timing when scheduled duration is not arrived, shows that the integrated circuit does not meet
Predetermined condition.
Preferably, in said integrated circuit, the electronic circuit also includes voltage detecting circuit, for working as
When detecting the specific voltage in the integrated circuit predetermined threshold value is reached, institute is exported to the delay circuit
State trigger.
On the other hand the embodiment of the present invention provides a kind of integrated circuit, including：Housing, in the housing
Semiconductor chip, the input port for stretching out from the housing and output port and on the semiconductor chip
Electronic circuit, the input port be used for connect external ac power source, the electronic circuit includes：
The output control circuit being connected with the output port, the output control circuit is configured to respond to
In a control signal, run in the state of making the output port flow through load current；Wherein, described
Output port is flow through the frequency of occurrences of the state of load current and is directly proportional to the frequency of the alternating current power supply.
Further aspect of the present invention provides a kind of electric machine assembly, including powered by an alternating current power supply motor, magnetic
Sensor IC and the two-way exchange switch that connects with the motor, the Magnetic Sensor integrated circuit
Including：Housing, the semiconductor chip in housing, the input port for stretching out from the housing and output
Port and the electronic circuit on semiconductor chip, the input port is used for connecting the alternating current
Source, the control end that the output port is switched with the two-way exchange is connected, and the electronic circuit includes：
Magnetic field detection circuit, for detecting and exporting the magnetic field induction signal for matching with external magnetic field, institute
Control signal is stated for the magnetic field induction signal；
Output control circuit, is configured at least respond the magnetic field induction signal, from the outfan
Mouth flows out the first state of load current and from the two-way exchange to the control end of two-way exchange switch
The control end of switch is flowed into the output port under the second state at least one of which state of load current
Operation；Wherein, the frequency of occurrences of the first state or the second state is become with the frequency of the alternating current power supply
Direct ratio.
Preferably, in above-mentioned electric machine assembly, the motor includes stator and p-m rotor, the stator bag
Include stator core and the single-phase winding being wound on the stator core.
Preferably, in above-mentioned electric machine assembly, the motor is synchronous motor.
Embodiment of the present invention another further aspect provides a kind of electric machine assembly, including motor and motor-drive circuit,
The motor-drive circuit has above-mentioned integrated circuit.
Embodiment of the present invention another further aspect provides the application apparatus with above-mentioned electric machine assembly.
Preferably, the application apparatus is pump, fan, household electrical appliance or vehicle.
Such scheme provided in an embodiment of the present invention, expands to the function of Magnetic Sensor, can be with blood pressure lowering
Integrated circuit cost, improves circuit reliability.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Apply accompanying drawing to be used needed for example or description of the prior art to be briefly described, it should be apparent that, below
Accompanying drawing in description is only embodiments of the invention, for those of ordinary skill in the art, not
On the premise of paying creative work, other accompanying drawings can also be obtained according to the accompanying drawing for providing.
Fig. 1 is a kind of structural representation of Magnetic Sensor integrated circuit disclosed in the embodiment of the present application；
Fig. 2 is a kind of structural representation of Magnetic Sensor integrated circuit disclosed in another embodiment of the application；
Fig. 3 is a kind of structural representation of Magnetic Sensor integrated circuit disclosed in another embodiment of the application；
Fig. 4 is a kind of structural representation of output control circuit disclosed in the embodiment of the present application；
Fig. 5 is a kind of structural representation of output control circuit disclosed in another embodiment of the application；
Fig. 6 is a kind of structural representation of Magnetic Sensor integrated circuit disclosed in another embodiment of the application；
Fig. 7 illustrates that one kind of commutator in one embodiment of the application preferably realizes circuit；
Fig. 8 is a kind of structural representation of Magnetic Sensor integrated circuit disclosed in another embodiment of the application；
Fig. 9 is a kind of structural representation of Magnetic Sensor integrated circuit disclosed in another embodiment of the application；
Figure 10 is a kind of structural representation of Magnetic Sensor integrated circuit disclosed in another embodiment of the application；
Figure 11 is a kind of structural representation of electric machine assembly disclosed in the embodiment of the present application；
Figure 12 is a kind of structural representation of motor disclosed in the embodiment of the present application；
Figure 13 illustrates the waveform of the output voltage of alternating current power supply and commutator in one embodiment of the application.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present invention, and
It is not all, of embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
The every other embodiment for being obtained under the premise of going out creative work, belongs to the scope of protection of the invention.
Referring to Fig. 1, include according to the integrated circuit of one embodiment of the invention：Housing 100, in the housing
Semiconductor chip (not shown), a pair of the input port (A1 and A2) for stretching out from the housing
With output port B and electronic circuit on semiconductor chip, the electronic circuit includes control letter
Number produce circuit 110 and the output control circuit 120 that is connected with the output port B.The input
Mouth can connect an external power source.In the present invention, input port connection external power source both included input port with
The situation that external power source two ends are directly connected to, also includes that input port is serially connected with external power source with external loading
The situation at two ends.
Control signal produces the predetermined detected signal that circuit 110 is input to integrated circuit for detection, and
The detection signal is responded, produces corresponding control signal.The detected signal can be connected by physics
The signal of telecommunication for being input to integrated circuit is connect, be can also be and the magnetic-coupled magnetic signal of integrated circuit or other classes
The detected signal of type.
The output control circuit 120 is configured to respond to the control signal, makes the outfan
Mouth is run in the state of flowing through load current；Wherein, the output port flows through the state of load current
The frequency of occurrences is directly proportional to the frequency of the alternating current power supply.
When using integrated circuit disclosed in the above embodiments of the present application, preset one pre-conditioned,
The integrated circuit meet this pre-conditioned before, prevent output control circuit 120 make output port B
Run in the state of flowing through load current, to avoid integrated circuit output error signal.
Wherein, " run in the state of making the output port B flow through load current " in above-described embodiment
Can flow out the first state of load current from the output port B to outside, or from outside
The second state of load current is flowed into the output port B, can also be above-mentioned first state and second
State alternate run.Thus, in an alternative embodiment of the invention, the output control circuit 120 more enters
Being configured to of one step：At least responsive to a control signal, flowing out from the output port to outside
The first state of load current and certainly outside the second state for flowing into load current to the output port are at least
Run under one of state；Wherein, the frequency of occurrences of the first state or the second state and the friendship
The frequency of stream power supply is directly proportional.
Disclosed in the above embodiments of the present application in technical scheme, can be realized by control signal described defeated
Go out operation of the control circuit 120 in first state and the second state, below with detected signal as external magnetic field
As a example by signal, a kind of embodiment of Magnetic Sensor integrated circuit that the present invention is provided is described in detail,
Now, referring to Fig. 2, in the Magnetic Sensor integrated circuit, it can be magnetic field inspection that control signal produces circuit
Slowdown monitoring circuit 130, for detecting and exporting the magnetic field induction signal for matching with external magnetic field, the control letter
Number be the magnetic field induction signal.
Preferably, disclosed in the above embodiments of the present application in technical scheme, can also be used for including one
Judge whether the Magnetic Sensor integrated circuit meets the pre-conditioned state control circuit 140, pass through
The state control circuit 140 controls the working condition of the output control circuit 120, now, referring to Fig. 2,
The electronic circuit includes：
Magnetic field detection circuit 130, for the outside magnetic is located at by Magnetic Sensor integrated circuit described in real-time detection
The magnetic field of field, and the magnetic field induction signal for matching with the external magnetic field is exported, by the magnetic field
Induced signal is judged, it may be determined that the information such as the polarity of the magnetic field of the external magnetic field and/or magnetic field power；
The output control circuit 120 being connected between the magnetic field detection circuit 130 and the output port B；
With 120 connected state control circuit 140 of the output control circuit, the state control circuit 140
For the working condition according to output control circuit 120 described in default control rule control.Specifically, institute
State control circuit 140 is stated for when the Magnetic Sensor integrated circuit conforms to a predetermined condition, control is described
Output control circuit 120 responds at least described magnetic field induction signal (can also be included certainly while response is described
Magnetic field induction signal and other signals), the of load current is being flowed out from the output port B to outside
One state and certainly outside the second state at least one of which shape for flowing into load current to the output port B
Run under state, when the Magnetic Sensor integrated circuit does not meet the predetermined condition, control the output
Control circuit 120 is run under the third state of the first state and the second state is prevented.
It is understood that in circuit design, the concrete configuration of the output control circuit 120 can be according to
Set according to the corresponding device requirement of the Magnetic Sensor integrated circuit.For example, the output control circuit
120 can only have a kind of working condition and a kind of high-impedance state, and a kind of working condition refers to described
First state or second state, the high-impedance state refers to the third state.When the output
When control circuit 120 is only configured with a kind of working condition, which can be configured as the integrated electricity of the Magnetic Sensor
When road meets the predetermined condition, transport under the working condition at least matching with the magnetic field induction signal
OK, the working condition for wherein matching with the magnetic field induction signal refers to the output control circuit 120
The first state being currently configured or the second state, the first state and the second state only can be mated a kind of
The polarity of external magnetic field, for example, the first state is only felt with the magnetic field that external magnetic field is the first polarity chron
Induction signal matches, and second state is second polarity chron opposite polarity with first with external magnetic field
Magnetic field induction signal match, now, Magnetic Sensor integrated circuit can only external magnetic field be
The output port B is made to flow through load current during polarity (or second polarity), in Magnetic Sensor integrated circuit
It is to prevent output port B during the second polarity (or first polarity) not meet the predetermined condition or external magnetic field
Flow through load current；Certainly, the output control circuit 120 can also be configured with first state, the second shape
State and the third state, now, the output control circuit 120 can be configured to：When the Magnetic Sensor
When integrated circuit meets the predetermined condition, depending at least on the magnetic field induction signal (magnetic field induction
Signal can be considered as a kind of control signal) so that the Magnetic Sensor integrated circuit is in the first state
And second switch between state, i.e. a kind of polarity of the external magnetic field corresponds to a kind of magnetic field induction signal,
The first state and the second state correspond to a kind of magnetic field induction signal respectively, due to causing the output
The working condition of control circuit 120 changes with the change in polarity of the external magnetic field, realizes by described outer
The polarity of the magnetic field in portion magnetic field control the output control circuit 120 the first state and the second state it
Between switch.
What deserves to be explained is, in the embodiment of the present invention, Magnetic Sensor integrated circuit is in first state and second
Switchover operation between state, however it is not limited to which one of state switches to the feelings of another state immediately after terminating
Shape, also includes that one of state terminates the situation that rear separated in time switches to another state again.
In one preferably application example, Magnetic Sensor integrated circuit in the interval time of two state switchings
Output port is no exported.
Wherein, in Magnetic Sensor integrated circuit disclosed in the above embodiments of the present application, the output control electricity
The Status Type of the third state on road 120 can be voluntarily configured according to user's request, as long as can prevent described
Output control circuit 120 enters first state and the second state, for example, when the output control circuit
120 when operating in the third state, the magnetic field induction signal is no responded and (can be understood as obtaining less than described
Magnetic field induction signal) or the electric current of the output port B is made much smaller than the load current (e.g., less than institute
The a quarter of load current is stated, now the electric current is substantially negligible not with respect to the load current
Meter), and be not enough to drive external loading.
Disclosed in the above embodiments of the present application in technical scheme, the magnetic field detection circuit 130 can basis
User's request sets itself, referring to Fig. 3, disclosed in the above embodiments of the present application in technical scheme, described
Magnetic field detection circuit 130 can include：
Magnetic induction element 131, for detecting and exporting the analog electrical signal for matching with external magnetic field, this
In bright embodiment, the magnetic induction element 131 can be Hall Plate；
Signal processing unit 132, for being amplified to the analog electrical signal and going interference to process, can make
The precision of the signal that must detect is higher；
AD conversion unit 133, for being converted to the analog electrical signal after amplifying and going interference to process
The magnetic field induction signal, for the application for only needing the polarity of the magnetic field for recognizing external magnetic field, described
Magnetic field induction signal can be switching mode digital signal.
Disclosed in the above embodiments of the present application in Magnetic Sensor integrated circuit, the output control circuit 120
Particular circuit configurations can according to configuration needs flexible design, as long as ensure that the output control electricity
Above-mentioned configuration feature can be realized in road 120.In a kind of implementation of output control circuit 120,
Referring to Fig. 4, the output control circuit 120 can include first switch K1 and second switch K2.Described
One switch the K1 and output port B is connected in the first current path, the second switch K2 with described
Output port B is connected to second current path in opposite direction with first current path, and described first opens
Close K1 and second switch K2 to selectively turn under the control of magnetic field induction signal.First current path and
Second current path has interface.3rd switch K3 is connected between interface and output port B, and magnetic is passed
3rd switch K3 conducting when sensor integrated circuit meets the predetermined condition, Magnetic Sensor integrated circuit is discontented with
3rd switch K3 disconnection during the foot predetermined condition.Specifically, first switch K1 and second switch K2
Type can voluntarily be chosen according to user's request, as long as ensure that first switch K1 and second is opened
Close K2 to selectively turn under the control of magnetic field induction signal, accordingly control first electric current to lead to
Road or the conducting of the second current path.For example, as shown in figure 4, first switch K1 and second switch
K2 is the semiconductor switch of a pair of complementation.First switch K1 can be the switch of high level conducting, institute
It can be the switch of low level conducting to state second switch K2, and the control end of two switches is all connected with magnetic field induction
Signal, the current input terminal of first switch K1 connects high voltage (such as DC source), current output terminal
It is connected with the current input terminal of second switch K2, the current output terminal of second switch K2 connects low voltage (example
As), the junction point of the current input terminal of the current output terminal of first switch K1 and second switch K2 with defeated
The 3rd switch K3 is set between exit port B.During the 3rd switch K3 conducting, if the high electricity of magnetic field induction signal output
Flat, first switch K1 is turned on, and second switch K2 disconnects, load current from high voltage through first switch K1,
3rd switch K3 and output port B is flowed outwardly, if magnetic field induction signal output low level, second switch
K2 is turned on, and first switch K1 disconnects, and load current flows into output port B and flow through the 3rd successively from outside
Switch K3 and second switch K2.
In another embodiment of the present invention, the output control circuit 120 has from the output pin
The first current path for flowing outwardly electric current, the second electric current for flowing inward into electric current from the output pin lead to
Road and the switch being connected in first current path and the one of path of the second current path,
The switch is controlled by the magnetic field detection information of the magnetic field detection circuit output so that the first current path
Turn on the second current path selectivity.Preferably, first current path and the second current path its
In do not set switch in another path.
Fig. 5 is exemplarily illustrated another kind of implementation of output control circuit 120, including：One is unidirectional
Pass D is opened up, the unidirectional conducting switch D and output port B is connected to the first current path, described
The current input terminal of unidirectional conducting switch D can connect the outfan of the magnetic field detection circuit 130, the magnetic
The outfan of field detection circuit 130 can be also connected to and described first with the output port B through a resistance R
In current path the second current path in opposite direction.First current path and the second current path have connection
Contact, the 3rd switch K3 is connected between interface and output port B, and Magnetic Sensor integrated circuit meets institute
3rd switch K3 conducting when stating predetermined condition, the when Magnetic Sensor integrated circuit is unsatisfactory for the predetermined condition
Three switch K3 disconnections.The unidirectional conducting switch D is turned on when the magnetic field induction signal is for high level,
Load current is flowed outwardly through unidirectional conducting switch D, the 3rd switch K3 and output port B, the magnetic field sense
Induction signal is that during low level, unidirectional conducting switch D disconnects, load current from outside flow into output port B and according to
Secondary flow through the 3rd switch K3 and resistance R.Substitute as a kind of, the resistance R in second current path
Could alternatively be another unidirectional conducting switch with unidirectional conducting switch D reverse parallel connection.So, from outfan
The load current that mouth flows out and the load current for flowing into more are balanced.
It is appreciated that the 3rd switch K3 is also connected to the outfan and the first/the of magnetic field detection circuit 130
Between two current paths, Magnetic Sensor integrated circuit is unsatisfactory for the 3rd switch K3 disconnection during the predetermined condition,
Now output control circuit 120 is no responded for magnetic field induction signal.
Disclosed in the above embodiments of the present application in technical scheme, the power supply of the Magnetic Sensor integrated circuit
Power supply can be alternating current power supply, referring to Fig. 6, now：The input port is configured to connect external communication
Power supply；The Magnetic Sensor integrated circuit also includes commutator 150 connected with the input port, permissible
Convert alternating current to unidirectional current, now, the magnetic field detection circuit 130, state control circuit 140 and
The power supply of output control circuit 120 can be directly or indirectly from the output voltage of the rectification circuit.
Fig. 7 illustrates that one kind of commutator 150 preferably realizes circuit, and commutator 150 includes all wave rectification
Bridge and the voltage regulation unit being connected with the full-wave rectification bridge, wherein, the full-wave rectification bridge is used for institute
The AC signal for stating alternating current power supply output is converted into direct current signal, and the voltage regulation unit is used for the all-wave
The direct current signal of rectifier bridge output is stable in values.Voltage regulation unit includes to be connected to all wave rectification
Zener diode DZ between two outfans of bridge.The full-wave rectification bridge includes：The one or two of series connection
Pole pipe D1 and the 3rd diode D3 and the 4th diode D4 of the second diode D2 and series connection；Described
The common port of the first diode D1 and the second diode D2 and first input port VAC+ electricity
Connection；The common port of the 3rd diode D3 and the 4th diode D4 and second input
Mouth VAC- electrical connection.
Wherein, the input of the first diode D1 is electrically connected with the input of the 3rd diode D3
Form the ground connection outfan of rectifier bridge, the outfan of the second diode D2 and the 4th diode D4
Outfan be electrically connected to form voltage output end VDD, the Zener diode DZ of rectifier bridge and be connected to described
The common port of two diode D2 and the 4th diode D4 and the first diode D1 and the three or two pole
Between the common port of pipe D3.Preferably realize in example at one, the power supply terminal of the output control circuit 120
Can directly electrically connect with the voltage output end of full-wave rectification bridge.
When the Magnetic Sensor integrated circuit of the present embodiment is powered using alternating current power supply, the output control electricity
Road 120 can also respond the electric polarity of the alternating current power supply in addition to responding the magnetic field induction signal,
That is, make when the Magnetic Sensor integrated circuit conforms to a predetermined condition the output control circuit 120 respond to
Few magnetic field induction signal and alternating current power supply (can be considered as a kind of control signal), from the output
Port B flows into load electricity to the outside first state for flowing out load current and from outside to the output port B
Run under second state at least one of which state of stream.Preferably, the output control circuit 120 is permissible
When being configured as the Magnetic Sensor integrated circuit and meeting the predetermined condition, the alternating current power supply is responded
Electric polarity and the polarity of the magnetic field that characterized of the magnetic field induction signal, control the integrated electricity of the Magnetic Sensor
Road switchover operation between the first state and the second state.
Used as a kind of instantiation, the output control circuit 120 can be configured as the Magnetic Sensor
When integrated circuit meets pre-conditioned, if external magnetic field described in the magnetic field induction characterization is the first magnetic
The polarity of polarity and the alternating current power supply be first electrode so that load current from the output port B to
Outside outflow；If polarity of the magnetic field described in the magnetic field induction characterization is contrary with first magnetic polarity
The second magnetic polarity, and the polarity of the alternating current power supply is the second electrode contrary with first electrode,
So that load current flows into the output port B from outside.What deserves to be explained is, external magnetic field is the first magnetic
Polarity and alternating current power supply are first electrode, or external magnetic field is the second magnetic polarity and alternating current power supply for the
During two electric polarities, the output port flows out or flows into load current had both included that above-mentioned two situations were entirely held
In the continuous time period, output port has the situation that load current flows through, and also includes in above-mentioned two situations only portion
In time segment, output port has the situation that load current flows through.
In the present invention, the output control circuit 120 be under first state or the second state operation or
Run under the third state, pre-conditioned depending on whether the Magnetic Sensor integrated circuit meets, this is preset
Condition can be according to user's request sets itself, as long as ensureing meeting when the Magnetic Sensor integrated circuit
Described pre-conditioned before, can generate and export correct signal.For example, with reference to Fig. 8, one
Plant in embodiment, can judge whether to meet described pre-conditioned, the state by a delay circuit 141
Control circuit 140 includes：
Delay circuit 141, for starting timing after predetermined trigger signal is got, when timing duration reaches
During scheduled duration, show that the Magnetic Sensor integrated circuit conforms to a predetermined condition, be up to when timing and do not arrive
During scheduled duration, show that the Magnetic Sensor integrated circuit does not meet predetermined condition.
More specifically, the predetermined trigger signal can be on specific voltage in Magnetic Sensor integrated circuit
Rise and the trigger for generating during predetermined threshold is reached, wherein, the specific voltage can be for example magnetic field inspection
The supply voltage of slowdown monitoring circuit 130, the predetermined threshold can be for example each module energy in the magnetic field detection circuit
The voltage of enough normal works, the predetermined threshold can be less than a value of the stationary value of the specific voltage.
Accordingly, referring to Fig. 8, the state control circuit 140 also includes：
Voltage detecting circuit 142, pre- for reaching when the specific voltage for detecting in Magnetic Sensor integrated circuit
If during threshold value, the predetermined trigger signal is exported to the delay circuit 141；
And logic circuit 143, for after the timing duration of the delay circuit 141 reaches scheduled duration,
Make the output control circuit 120 that the magnetic field induction signal is responded, and then make output port B have load electricity
Stream flows through.
In the present embodiment, after the supply voltage of magnetic field detection circuit 130 reaches predetermined threshold, its each module energy
What the certain process time of enough normal operations, but still needs just can guarantee that its output is correct signal,
Therefore being configured with delay circuit 141 carries out timing, responds just output control circuit 120 after certain time length
Magnetic field induction signal, the state so as to ensure output port B be accurately and reliably.
Fig. 9 schematically illustrates the state control circuit 140 of said structure and output control circuit 120
A kind of physical circuit.Wherein, the logic circuit 143 of state control circuit 140 includes and door AND, with door
One input connection magnetic field induction signal of AND, another input connects the output of delay circuit 141
End.Output control circuit 120 includes switch M0, M1 and M2 of three high level conductings and diode D5.
The switch control end of M0 and be connected with the outfan of door AND, the input of switch M0 through resistance R1 with whole
The voltage output end (OUTAD+) of stream device 150 is connected, and outfan is defeated with the ground connection of the commutator 150
Go out end (OUTAD-) to be connected.The control end of switch M1 is connected with the input of switch M0, switchs M1
Input be connected with the voltage output end of commutator 150 through resistance R2, outfan is connected with output port B.
The input of diode D5 is connected with the input of switch M0, the outfan of diode D5 and output port B
Connection.Switch M2 is in parallel with switch M0, and its control end is by phase inverter X and the delay circuit 141
Outfan is connected.
In the present embodiment, the equivalent resistance of M2 is switched more than switch M0, can functionally be considered state control
A part for circuit processed 140.When the delay duration of delay circuit 141 is not up to scheduled duration, magnetic is sensed
Device integrated circuit is in the third state, and delay circuit 141 exports low level, exports low electricity all the time with door AND
Flat, switch M0 and M1 disconnects, switch M2 conducting, and electric current flows into output port B and flow through two grades from outside
Pipe D5 and switch M2, the equivalent resistance for switching M2 is larger, and therefore now electric current is very little, can be substantially
Ignore.When the delay duration of delay circuit 141 reaches scheduled duration, delay circuit 141 exports height
Level, the magnetic field induction signal that magnetic field detection circuit 130 is exported can be by exporting to switch with door AND
M0, when the signal of alternating current power supply output is located at positive half period and the magnetic field detection circuit 130 output low level
When, switch M0 and M2 disconnects, switch M1 conducting, and load current is successively through switching M1 from output port B
Flow outwardly；Export when the signal of alternating current power supply output is located at negative half-cycle and the magnetic field detection circuit 130
During high level, switch M0 conducting, switch M1 and M2 disconnects, and load current flows into output port B from outside
And flow through diode and switch M0.
Figure 10 is exemplarily illustrated a kind of concrete electricity of state control circuit 140 and output control circuit 120
Road.Wherein, the logic circuit 143 of state control circuit 140 has two signal input parts and two signals
Outfan.Wherein, the outfan of a signal input part connection delay circuit 141, another signal input
End connection magnetic field induction signal.It is as follows that the control logic of logic circuit 143 can make configuration：When delay circuit 141
Delay duration be not up to scheduled duration when, delay circuit 141 export low level, the two of logic circuit 143
Road output signal is all low level.When the delay duration of delay circuit 141 reaches scheduled duration, time delay electricity
Road 141 exports high level, and the two-way output signal of logic circuit 143 is anti-phase and a wherein road is magnetic field induction
Signal；The two-way output signal of logic circuit 143 is not allowed to be high level.
Output control circuit 120 includes three switches M3, M4 and M5.Switch M3 and M5 is that high level is led
Pass is opened up, switch M4 is low level conducting switch.The control end of switch M3 and M5 connects logic electricity respectively
Two signal output parts on road 143, switch M3 input be connected with one end of resistance R3, outfan and
The ground connection outfan (OUTAD-) of the commutator 150 is connected.The control end of switch M4 and resistance R3
Other end connection, input be connected with the voltage output end (OUTAD+) of commutator 150, switch M4
Outfan with switch M5 input be connected, switch M5 output head grounding.The outfan of switch M4
It is connected with output port B with the junction point of the input of switch M5.Switch the control end of M4 and protect two poles
The positive pole connection of pipe D6, input be connected with the negative pole of protection diode D6, the control end of switch M4 with defeated
Enter between end and be also associated with the resistance R4 in parallel with protection diode D6.Delay duration when delay circuit 141
Not up to scheduled duration when, Magnetic Sensor integrated circuit is in the third state, and delay circuit 141 exports low electricity
Flat, the two-way output signal of logic circuit 143 is all low level, and switch M3, M4 and M5 all disconnect, defeated
Exit port B no current flows through.When the delay duration of delay circuit 141 reaches scheduled duration, delay circuit
141 output high level, the anti-phase and wherein road of two-way output signal of logic circuit 143 is magnetic field induction letter
Number.When the signal of alternating current power supply output is located at positive half period and the magnetic field detection circuit 130 output high level
When, switch M3 and M4 conducting, switch M5 disconnection, load current is outside from output port B through switching M4
Flow out；When the signal of alternating current power supply output is located at the negative half-cycle and magnetic field detection circuit 130 exports low electricity
At ordinary times, switch M3 and M4 disconnects, switch M5 conducting, and load current flows into output port B cocurrent from outside
Through switching M5.
As shown in figure 11, the embodiment of the present invention additionally provides a kind of electric machine assembly, and the electric machine assembly includes：
The motor M for being powered by an alternating current power supply；The two-way controllable AC that is connected with the motor M is switched (also referred to as
Two-way admittance is switched) 200；And the Magnetic Sensor collection provided by the above-mentioned any one embodiment of the foundation present invention
Become IC circuit, the output port B of the Magnetic Sensor IC and two-way exchange switch 200
Control end is electrically connected.Preferably, two-way admittance switch 200 can be triac
(TRIAC).It is appreciated that two-way admittance switch also can be realized by other kinds of suitable switch, example
Two thyristors of reverse parallel connection can such as be included, and corresponding control circuit is set, pass according to magnetic
The output signal of the output port of sensor integrated circuit through the control circuit according to predetermined way control this two
Individual thyristor.
Preferably, the electric machine assembly also includes reduction voltage circuit 300, for by after the alternating current power supply blood pressure lowering
It is supplied to the Magnetic Sensor IC.Magnetic Sensor IC is installed near the rotor of motor
To perceive the changes of magnetic field of rotor.
On the basis of above-described embodiment, in one particular embodiment of the present invention, the motor is same
Step motor, it will be understood that the Magnetic Sensor integrated circuit of the present invention is applicable not only to synchronous motor, also fits
For other kinds of magneto such as DC brushless motor.Figure 12 illustrates a kind of tool of the synchronous motor
Body example, the synchronous motor include stator and can relative stator rotation rotor M1.Stator has stator
The M2 unshakable in one's determination and single-phase stator winding M3 being set around on stator core M2.Stator core M2 can by pure iron,
The soft magnetic materials such as cast iron, cast steel, electrical sheet, silicon steel are made.Rotor M1 has permanent magnet, stator winding
When M3 is connected with alternating current power supply, rotor is in steady-state process with the rotating speed constant-speed operation of 60f/p circle/minute, wherein f
It is the frequency of the alternating current power supply, p is the number of pole-pairs of rotor M1.Stator core M2 has two relative poles
Portion.Each pole portion has a polar arc face (M4 and M5), the outer surface of rotor M1 and polar arc face (M4 and M5)
Relative, form non-uniform gap between the two.Wherein, set on the polar arc face (M4 and M5) in stator poles portion
The starting groove of indent, the part on polar arc face in addition to groove is started is then concentric with rotor.Above-mentioned configuration can shape
Become non-uniform magnetic field, it is ensured that rotor when static its pole axis with respect to the inclined one in stator poles portion
Angle, it is allowed to which when motor M is energized in the presence of IC every time, rotor can be with starting torque.
The pole axis of wherein rotor M1 refers to the demarcation line between the different magnetic pole of two polarity of rotor, in stator poles portion
Heart axle refers to the line through stator Liang Gejibu center.In the present embodiment, stator and rotor M1 are respectively provided with two
Individual magnetic pole.It should be understood that in more embodiments, the number of magnetic poles of stator and rotor M1 can not also phase
Deng, and with more magnetic poles, such as four, six etc..
In one embodiment of the invention, when Magnetic Sensor IC meets aforementioned predetermined condition,
It is positive half period and the magnetic field detection circuit that output control circuit 120 is configured in the alternating current power supply
It is negative half-cycle and described that the magnetic field of 130 detection p-m rotor M1 is the first polarity or the alternating current power supply
Magnetic field detection circuit 130 detects that the magnetic field of the p-m rotor M1 is opposite polarity with described first second
Polarity chron, turns on two-way exchange switch 200.When the alternating current power supply is that negative half-cycle and permanent magnetism turn
Sub- M1 is first polarity, or the alternating current power supply is positive half period and the p-m rotor M1 for the
Two polarity chrons, end two-way exchange switch 200.
Preferably, the output control circuit 120 is configured to be located in the signal of alternating current power supply output
Positive half period and the magnetic field detection circuit 130 detect that the magnetic field of the p-m rotor M1 is the first polarity chron,
Control electric current flows to two-way admittance switch 200 by the IC, and defeated in the alternating current power supply
The signal for going out is located at the magnetic field that negative half-cycle and the magnetic field detection circuit 130 detect the p-m rotor M1
It is second polarity chron opposite polarity with described first, control electric current is flowed to by two-way admittance switch 200
The IC.It is appreciated that p-m rotor is for the first magnetic polarity and alternating current power supply is positive half period,
Or p-m rotor is when to be the second magnetic polarity and alternating current power supply be negative half-cycle, the integrated circuit flow out or
Inflow current had both included the situation for having electric current to flow through in the whole persistent period section of above-mentioned two situations, also wrapped
Include the situation for only having in part-time section electric current to flow through in above-mentioned two situations.
In a preferred embodiment of the present invention, two-way admittance switch 200 adopts triac
(TRIAC), commutator 150 is using the circuit shown in Fig. 7, and output control circuit is using the electricity shown in Fig. 4
The switch that road, wherein first switch K1 are turned on for high level, the second switch K2 is turned on for low level
Switch, the 3rd switch K3 conducting, Magnetic Sensor when Magnetic Sensor IC meets aforementioned predetermined condition
IC is unsatisfactory for the 3rd switch K3 disconnection during predetermined condition.First switch K1 in output control circuit
Current input terminal connection full-wave rectification bridge voltage output end, second switch K2 current output terminal connection
The ground connection outfan of full-wave rectification bridge.When Magnetic Sensor IC meets aforementioned predetermined condition, if handing over
The signal of stream power supply AC output is located at positive half period and the magnetic field detection circuit 130 output high level, output
In control unit, first switch K1 is turned on and second switch K2 disconnection, and electric current is flowed from alternating current power supply AC one end
Go out, flow successively through motor M, the first input end of reduction voltage circuit 300, IC, all wave rectification
Second diode D2 voltage output end of bridge, first switch K1 of output control circuit 120, from outfan
Mouth B flows to two-way exchange switch 200 and returns to alternating current power supply AC.After TRIAC200 conducting, reduction voltage circuit 300
The series arm for being formed with Magnetic Sensor IC is shorted, and Magnetic Sensor IC is because no supplying
Piezoelectric voltage and stop output, and TRIAC 200 is sufficiently large (high due to flowing through the electric current between two anode
Electric current is maintained in which), between control pole and its first anode no in the case of driving current, TRIAC200
Remain on.If the signal of alternating current power supply AC output is located at negative half-cycle and the magnetic field detection circuit 130
Output low level, in output control unit, first switch K1 disconnects and second switch K2 conducting, and electric current is from friendship
The stream power supply AC other end flows out, and flows into output port B from two-way exchange switch 200, through output control circuit
120 second switch K2, the ground connection outfan of full-wave rectification bridge and the first diode D1, IC
First input end, reduction voltage circuit 300, motor M return to alternating current power supply AC.Likewise, TRIAC200
After conducting, Magnetic Sensor IC stops output short-circuit because being shorted, and TRIAC200 can then keep
Conducting.If the signal of alternating current power supply AC output be located at positive half period and the magnetic field detection circuit 130 export low
Level, or the signal of alternating current power supply AC output is located at negative half-cycle and the magnetic field detection circuit 130 is exported
High level, in output control circuit 120, first switch K1 and second switch K2 can not all be turned on,
TRIAC200 ends.Thus, the output control circuit 120 can be based on the change in polarity of alternating current power supply AC
With magnetic field detection information, IC control two-way exchange switch 200 is made in a predefined manner in conducting
Switch between cut-off state, and then control the step mode of stator winding M3, the change for producing stator
Magnetic field coordinates the magnetic field position of rotor, only drags rotor rotation along single direction, each so as to ensure motor
During energising, rotor M1 has fixing direction of rotation.
In the present embodiment, full-wave rectification bridge in commutator 150, is adopted.The top half of Figure 13 illustrates alternating current
The output voltage waveforms of source AC, the latter half illustrates the output voltage waveforms of rectifier bridge.The output of rectifier bridge
The frequency of voltage is the twice of the frequency of alternating current power supply AC.According to previously for Magnetic Sensor IC
The description of the predetermined condition that the first or second state need to meet is entered, after motor reaches steady-state process, complete
In each uphill process of ripple rectifier bridge, the output control circuit 120 often enter a first state or
Before second state, the output control circuit 120 is both needed to enter a third state, alternating voltage every
Individual positive half period Magnetic Sensor IC enters a first state, each negative half period of alternating voltage
Phase Magnetic Sensor IC enters second state.As can be seen here, the third state occurs
The frequency that frequency is occurred to the first state or the second state is directly proportional, and also becomes with the frequency of alternating voltage
Direct ratio.Preferably, the frequency that the third state occurs is the first state or the second state occurring
Two times of frequency, and the twice of the frequency of alternating voltage.
In the electric machine assembly of another embodiment of the present invention, motor can be series at two-way admittance switch
Between external ac power source two ends, motor switchs the first series arm and drop for being formed of connecting with two-way admittance
The second series arm parallel connection that volt circuit and Magnetic Sensor integrated circuit are formed.Magnetic Sensor integrated circuit
Output port is connected with two-way admittance switch, and control two-way admittance switch is in a predefined manner in conducting and cut-off
Switch between state, and then control the step mode of stator winding.
Electric machine assembly in the embodiment of the present invention can be used for but be not limited to pump, fan, household electrical appliance, car
Deng in equipment, the household electrical appliance can be for example washing machine, dish-washing machine, smoke exhaust ventilator, exhaust fan
Deng.
It should be noted that, although the embodiment of the present invention be applied in motor with the IC be
Example is illustrated, but the application of integrated circuit provided by the embodiment of the present invention is not limited to this.
In this specification, each embodiment is described by the way of going forward one by one, and each embodiment is stressed
The difference with other embodiment, between each embodiment identical similar portion mutually referring to.
For method disclosed in embodiment, as which is corresponding with device disclosed in embodiment, so description
Fairly simple, related part is referring to method part illustration.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or use
The present invention.Multiple modifications to these embodiments will be aobvious and easy for those skilled in the art
See, generic principles defined herein can without departing from the spirit or scope of the present invention,
Realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein,
And it is to fit to the most wide scope consistent with principles disclosed herein and features of novelty.
Claims (24)
1. a kind of integrated circuit, it is characterised in that include：Housing, the semiconductor chip in the housing,
The input port for stretching out from the housing and output port and the electronic circuit on semiconductor chip,
The input port is used for connecting external ac power source, and the electronic circuit includes：
The output control circuit being connected with the output port, the output control circuit is configured at least
In response to a control signal, in the first state for flowing out load current from the output port to outside and certainly
Run under outside the second state at least one of which state for flowing into load current to the output port；Its
In, the frequency of occurrences of the first state or the second state is directly proportional to the frequency of the alternating current power supply.
2. integrated circuit according to claim 1, it is characterised in that the electronic circuit also includes
Magnetic field detection circuit, for detecting and exporting the magnetic field induction signal for matching with external magnetic field, the control
Signal processed is the magnetic field induction signal.
3. integrated circuit according to claim 2, it is characterised in that the magnetic field detection circuit bag
Include：
Magnetic induction element, for detecting and exporting the analog electrical signal for matching with external magnetic field；
Signal processing unit, for being amplified to the analog electrical signal and going interference to process；
AD conversion unit, for being converted to institute by the analog electrical signal after amplifying and going interference to process
Magnetic field induction signal is stated, the magnetic field induction signal is switching mode digital signal.
4. integrated circuit according to claim 1, it is characterised in that the output control circuit quilt
It is configured to when the integrated circuit conforms to a predetermined condition in response to the control signal, from the output
Port flows into load current to the outside first state for flowing out load current and from outside to the output port
The second state at least one of which state under run, when the predetermined condition is not met prevent described
Run under the third state of first state and the second state.
5. integrated circuit according to claim 2, it is characterised in that the output control circuit quilt
It is configured to when the integrated circuit conforms to a predetermined condition, according to polarity and the magnetic of the alternating current power supply
Field induced signal, controls the Magnetic Sensor integrated circuit to replace between the first state and the second state
Operation, when the predetermined condition is not met in the third state for preventing the first state and the second state
Lower operation.
6. integrated circuit according to claim 2, it is characterised in that the output control circuit quilt
It is configured to：When external magnetic field described in the magnetic field induction characterization is the first magnetic polarity and the alternating current
When the polarity in source is first electrode, control electric current is flowed out from the output port to outside, when the magnetic
It is second magnetic polarity contrary with first magnetic polarity that field induced signal characterizes the polarity of the magnetic field, and institute
When the polarity for stating alternating current power supply is the second electrode contrary with first electrode, control electric current is from outside stream
Enter the output port.
7. integrated circuit according to claim 4, it is characterised in that the appearance of the third state
Frequency is the twice of the frequency of the alternating current power supply.
8. integrated circuit according to claim 1, it is characterised in that the electronic circuit also includes
For carrying out the commutator of all wave rectification, the frequency of the output voltage of the commutator to the alternating current power supply
It is the twice of the frequency of occurrences of the first state or the second state.
9. integrated circuit according to claim 1, it is characterised in that the output control circuit quilt
It is configured to when the integrated circuit meets the predetermined condition, depending at least on the control signal, in institute
State alternate run between first state and the second state.
10. integrated circuit according to claim 1, it is characterised in that the first state or
The frequency of occurrences of two-state is equal with the frequency of the alternating current power supply.
11. integrated circuits according to claim 4, it is characterised in that the output control circuit
The electric current of the output port is no responded or is flowed through when operating in the third state to the control signal less than institute
State a quarter of load current.
12. integrated circuits according to any one of claim 1 to 10, it is characterised in that described defeated
Going out control circuit includes first switch and second switch, and the first switch is connected to the output port
In first current path, the second switch is connected to and first current path with the output port
In the second current path in opposite direction, the first switch and second switch are in the control of the control signal
Selectively turn under system.
13. integrated circuits according to any one of claim 1 to 10, it is characterised in that described defeated
Go out control circuit have flow outwardly the first current path of electric current from the output pin, from the output
Pin flows inward into the second current path of electric current and is connected to first current path and the second electricity
Switch in the one of path of logical circulation road, the switch is examined by the magnetic field of the magnetic field detection circuit output
Measurement information controls so that the first current path and the conducting of the second current path selectivity.
14. integrated circuits according to claim 13, it is characterised in that first current path
Switch is not set with the second current path other in which path.
15. integrated circuits according to claim 4, it is characterised in that the electronic circuit is also wrapped
Include delay circuit, for after predetermined trigger signal is got start timing, when timing duration reach predetermined
During duration, show that the integrated circuit conforms to a predetermined condition, when timing when scheduled duration is not arrived,
Show that the integrated circuit does not meet predetermined condition.
16. integrated circuits according to claim 15, it is characterised in that the electronic circuit is also wrapped
Voltage detecting circuit is included, for when detecting the specific voltage in the integrated circuit and reaching predetermined threshold value,
The trigger is exported to the delay circuit.
17. a kind of integrated circuits, it is characterised in that include：Housing, semiconductor-based in the housing
Piece, the input port for stretching out from the housing and output port and the electric wire on semiconductor chip
Road, the input port is used for connecting external ac power source, and the electronic circuit includes：
The output control circuit being connected with the output port, the output control circuit is configured to respond to
In a control signal, run in the state of making the output port flow through load current；Wherein, described
Output port is flow through the frequency of occurrences of the state of load current and is directly proportional to the frequency of the alternating current power supply.
18. a kind of electric machine assemblies, it is characterised in that include that the motor that is powered by an alternating current power supply, magnetic are passed
Sensor integrated circuit and the two-way exchange switch that connects with the motor, the Magnetic Sensor integrated circuit bag
Include：Housing, the semiconductor chip in housing, the input port for stretching out from the housing and outfan
Mouth and the electronic circuit on semiconductor chip, the input port is used for connecting the alternating current power supply,
The control end that the output port is switched with the two-way exchange is connected, and the electronic circuit includes：
Magnetic field detection circuit, for detecting and exporting the magnetic field induction signal for matching with external magnetic field, institute
Control signal is stated for the magnetic field induction signal；
Output control circuit, is configured at least respond the magnetic field induction signal, from the outfan
Mouth flows out the first state of load current and from the two-way exchange to the control end of two-way exchange switch
The control end of switch is flowed into the output port under the second state at least one of which state of load current
Operation；Wherein, the frequency of occurrences of the first state or the second state is become with the frequency of the alternating current power supply
Direct ratio.
19. electric machine assemblies according to claim 18, it is characterised in that the motor includes stator
And p-m rotor, the stator includes stator core and the single-phase winding being wound on the stator core.
20. electric machine assemblies according to claim 19, it is characterised in that the motor is synchronous electricity
Machine.
21. electric machine assemblies according to claim 18, it is characterised in that the Magnetic Sensor
Integrated circuit has the feature of integrated circuit as described in any one of claim 3 to 16.
22. a kind of electric machine assemblies, it is characterised in that including motor and motor-drive circuit, the motor
Drive circuit has the integrated circuit as described in any one of claim 1 to 17.
A kind of 23. application apparatus with electric machine assembly as claimed in claim 22.
24. application apparatus according to claim 23, it is characterised in that the application apparatus be pump,
Fan, household electrical appliance or vehicle.
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016114498.3A DE102016114498A1 (en) | 2015-08-07 | 2016-08-04 | Magnetic sensor, motor arrangement and integrated circuit |
| DE202016104305.0U DE202016104305U1 (en) | 2015-08-07 | 2016-08-04 | Magnetic sensor, motor assembly and integrated circuit |
| MX2016010222A MX2016010222A (en) | 2015-08-07 | 2016-08-05 | Magnetic sensor and an integrated circuit. |
| KR1020160100019A KR20170017819A (en) | 2015-08-07 | 2016-08-05 | Magnetic sensor, motor assembly and integrated circuit |
| US15/230,941 US9973121B2 (en) | 2014-08-08 | 2016-08-08 | Magnetic sensor and an integrated circuit |
| BR102016018231A BR102016018231A2 (en) | 2015-08-07 | 2016-08-08 | magnetic sensor, motor assembly and integrated circuit |
| JP2016155742A JP2017058368A (en) | 2015-08-07 | 2016-08-08 | Magnetic sensor, motor assembly and integrated circuit |
| JP2016006005U JP3209223U (en) | 2015-08-07 | 2016-12-15 | Magnetic sensor, motor assembly and integrated circuit |
| US15/949,510 US10763766B2 (en) | 2014-08-08 | 2018-04-10 | Magnetic sensor and an integrated circuit |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNPCT/CN2015/086422 | 2015-08-07 | ||
| PCT/CN2015/086422 WO2016019921A1 (en) | 2014-08-08 | 2015-08-07 | Motor assembly and integrated circuit for motor drive |
| CN201610203682 | 2016-04-01 | ||
| CN2016102036825 | 2016-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106443514A true CN106443514A (en) | 2017-02-22 |
Family
ID=58183701
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610392501.8A Withdrawn CN106443514A (en) | 2014-08-08 | 2016-06-02 | Integrated circuit, motor assembly, and application equipment |
| CN201620535664.2U Active CN206223949U (en) | 2015-08-07 | 2016-06-02 | Integrated circuit, electric machine assembly and application apparatus |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620535664.2U Active CN206223949U (en) | 2015-08-07 | 2016-06-02 | Integrated circuit, electric machine assembly and application apparatus |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN106443514A (en) |
| MX (1) | MX2016010222A (en) |
-
2016
- 2016-06-02 CN CN201610392501.8A patent/CN106443514A/en not_active Withdrawn
- 2016-06-02 CN CN201620535664.2U patent/CN206223949U/en active Active
- 2016-08-05 MX MX2016010222A patent/MX2016010222A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN206223949U (en) | 2017-06-06 |
| MX2016010222A (en) | 2018-02-05 |
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Application publication date: 20170222 |