CN205847663U - Light emitting module controls device - Google Patents
Light emitting module controls device Download PDFInfo
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- CN205847663U CN205847663U CN201620693668.3U CN201620693668U CN205847663U CN 205847663 U CN205847663 U CN 205847663U CN 201620693668 U CN201620693668 U CN 201620693668U CN 205847663 U CN205847663 U CN 205847663U
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- light emitting
- switch
- emitting module
- module
- switch submodule
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Abstract
This utility model provides a kind of light emitting module to control device, including: control module, driving chip and N number of switch module, N is the integer more than or equal to 2；Described N number of switch module is connected with described control module, described driving chip respectively, and described N number of switch module connects one to one with N number of light emitting module；Described control module, for being controlled described N number of switch module；Described N number of switch module, for according to the control of described control module, by described driving chip and M light emitting module electric connection in described N number of light emitting module, so that described M the light emitting module of described driving chip pair and described driving chip electric connection is driven；Wherein, M is the integer more than or equal to 0 and less than or equal to N.This utility model decreases the quantity of driving chip, thus solves the problem causing illuminating lamp relatively costly due to the illuminating lamp needs use driving chip identical with light emitting module number.
Description
Technical field
This utility model relates to control field, particularly relates to a kind of light emitting module and controls device.
Background technology
Illuminating lamp plays important effect in daily life.One illuminating lamp can include multiple luminescence
Module, can use different light emitting modules to be illuminated according to the different environment that uses.
In prior art, light emitting module, when being illuminated, needs to use driving chip to be driven light emitting module.When
When illuminating lamp includes multiple light emitting module, each light emitting module connects the driving chip having correspondence.Wherein, driving chip
Light emitting module for being connected it is driven.
But, in prior art, exist due to the illuminating lamp needs use driving chip identical with light emitting module number
Cause the problem that illuminating lamp is relatively costly.
Utility model content
This utility model provides a kind of light emitting module to control device, in order to solve in prior art owing to illuminating lamp needs to make
The problem that illuminating lamp is relatively costly is caused with the driving chip identical with light emitting module number.
This utility model provides a kind of light emitting module to control device, including: control module, driving chip and N number of switching molding
Block, N is the integer more than or equal to 2；
Described N number of switch module is connected with described control module, described driving chip respectively, and described N number of switch module
Connect one to one with N number of light emitting module；
Described control module, for being controlled described N number of switch module；
Described N number of switch module, for according to the control of described control module, by described driving chip with described N number of
M light emitting module electric connection in optical module, sends out so that described driving chip pair is individual with the described M of described driving chip electric connection
Optical module is driven；Wherein, M is the integer more than or equal to 0 and less than or equal to N.
Optionally, in this utility model one embodiment, described control module includes N number of function foot, described N number of function foot
Connect one to one with described N number of switch module；
When the first function foot exports the first control signal, the first switch module being connected with described first function foot is by institute
State the first light emitting module electric connection that driving chip is connected with described first switch module, so that described driving chip is to described
One light emitting module is driven；
When described first function foot exports the second control signal, the first switch module being connected with described first function foot
By electrically disconnected with the first light emitting module that described first switch module is connected for described driving chip, so that described driving chip is the most right
Described first light emitting module is driven.
Optionally, in this utility model one embodiment, described first switch module includes: the first switch submodule and the
Two switch submodules；Described first switch submodule is connected with described first function foot and described second switch submodule, described
Second switch submodule is connected with described driving chip and described first light emitting module；
When described first function foot exports described first control signal, described first switch submodule is opened to described second
Sub-module output the 3rd control signal；Described second switch submodule is according to described 3rd control signal, by described driving core
Sheet and described first light emitting module electric connection, so that described first light emitting module is driven by described driving chip；
When described first function foot exports described second control signal, described first switch submodule is opened to described second
Sub-module output the 4th control signal；Described second switch submodule is according to described 4th control signal, by described driving core
Sheet is electrically disconnected with described first light emitting module, so that described first light emitting module is not driven by described driving chip.
Optionally, in this utility model one embodiment, described first switch submodule is negative pole-positive pole-negative pole NPN type
Audion；The base stage of described first switch submodule is connected with described first function foot, the current collection of described first switch submodule
Pole is connected with power supply, and the emitter stage of described first switch submodule is connected to ground；Described second switch submodule is p-type gold
Belonging to oxide semiconductor PMOS, the grid of described second switch submodule connects with the colelctor electrode of described first switch submodule
Connecing, the source electrode of described second switch submodule is connected with described driving chip, and the drain electrode of described second switch submodule is with described
First light emitting module connects；
Described first control signal is high level signal, and described 3rd control signal is low level signal；
Described second control signal is low level signal, and described 4th control signal is high level signal.
Optionally, in this utility model one embodiment, described first switch submodule is positive pole-negative pole-positive pole positive-negative-positive
Audion, the base stage of described first switch submodule is connected with described first function foot, the transmitting of described first switch submodule
Pole is connected with power supply, and the colelctor electrode of described first switch submodule is connected to ground；Described second switch submodule is PMOS
Pipe, the grid of described second switch submodule is connected with the emitter stage of described first switch submodule, described second switch submodule
The source electrode of block is connected with described driving chip, and the drain electrode of described second switch submodule is connected with described first light emitting module；
Described first control signal is low level signal, and described 3rd control signal is low level signal；
Described second control signal is high level signal, and described 4th control signal is high level signal.
Optionally, in this utility model one embodiment, described first switch submodule is NPN type triode；Described
The base stage of one switch submodule is connected with described first function foot, and the colelctor electrode of described first switch submodule is with power supply even
Connecing, the emitter stage of described first switch submodule is connected to ground；Described second switch submodule is N-type metal-oxide semiconductor (MOS)
NMOS tube, the grid of described second switch submodule is connected with the colelctor electrode of described first switch submodule, described second switch
The source electrode of submodule is connected with described driving chip, and the drain electrode of described second switch submodule is with described first light emitting module even
Connect；
Described first control signal is low level signal, and described 3rd control signal is high level signal；
Described second control signal is high level signal, and described 4th control signal is low level signal.
Optionally, in this utility model one embodiment, described first switch submodule is PNP type triode, described the
The base stage of one switch submodule is connected with described first function foot, and the emitter stage of described first switch submodule is with power supply even
Connecing, the colelctor electrode of described first switch submodule is connected to ground；Described second switch submodule is NMOS tube, described second switch
The grid of submodule is connected with the emitter stage of described first switch submodule, and the source electrode of described second switch submodule drives with described
Dynamic chip connects, and the drain electrode of described second switch submodule is connected with described first light emitting module；
Described first control signal is high level signal, and described 3rd control signal is high level signal；
Described second control signal is low level signal, and described 4th control signal is low level signal.
Optionally, in this utility model one embodiment, described N number of light emitting module includes the first light emitting module and second
Optical module；Described first light emitting module is white light emitting diode LED lamp bead, and described second light emitting module is infrared LED lamp bead；
Or, described first light emitting module is infrared LED lamp bead, and described second light emitting module is white light LEDs lamp bead.
The light emitting module that this utility model provides controls device, by N number of switch module according to the control of control module, incites somebody to action
M light emitting module electric connection in N number of light emitting module that driving chip and this N number of switch module connect one to one, so that should
Driving chip pair is driven with this M light emitting module of this driving chip electric connection；Achieve the same driving chip of use to M
Individual light emitting module is driven；Light emitting module each with prior art connects to be had compared with corresponding driving chip, decreases
The quantity of driving chip, thus solve owing to illuminating lamp needs to use the driving chip identical with light emitting module number to cause
The problem that illuminating lamp is relatively costly.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is
Embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the structural representation that this utility model light emitting module controls device embodiment one；
Fig. 2 is the structural representation that this utility model light emitting module controls device embodiment two；
Fig. 3 is the structural representation that this utility model light emitting module controls device embodiment three；
Fig. 4 is the schematic diagram that this utility model light emitting module controls device.
Description of reference numerals:
11: control module；
111: the first function feet；
12: driving chip；
13: switch module；
131: the first switch modules；
1311: the first switch submodules；
1312: second switch submodule；
14: light emitting module；
141: the first light emitting modules；
A: the first control signal；
B: the second control signal；
C: the three control signal；
D: the four control signal；
C1-C8: electric capacity；
R1-R4: resistance；
GPIO1, GPIO2: function foot；
Q1, Q2:NPN type audion；
Q3, Q4:PMOS manage；
Vcc: power supply；
The positive terminal of the constant-current driving current source of LED+: driving chip output；
The negative pole end of the constant-current driving current source of LED-: driving chip output；
-: the negative electrode of LED lamp bead；
+: the anode of LED lamp bead.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described the technical scheme in this utility model embodiment, it is clear that retouched
The embodiment stated is a part of embodiment of this utility model rather than whole embodiments.Based on the enforcement in this utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into
The scope of this utility model protection.
Fig. 1 is the structural representation that this utility model light emitting module controls device embodiment one；As it is shown in figure 1, this enforcement
The device of example may include that control module 11, driving chip 12 and N number of switch module 13；Wherein, N is whole more than or equal to 2
Number；This N number of switch module 13 is connected with this control module 11, this driving chip 12 respectively, and this N number of switch module 13 is with N number of
Light emitting module 14 connects one to one；This control module 11, for being controlled this N number of switch module 13；This N number of switching molding
Block 13, for the control according to this control module 11, by luminous with M in this N number of light emitting module 14 for this driving chip 12 mould
Block 14 electric connection, so that this M the light emitting module 14 with this driving chip 12 electric connection is driven by this driving chip 12；Its
In, M is the integer more than or equal to 0 and less than or equal to N.
In the present embodiment, control module 11 is specifically as follows controller, can be such as central processing unit (CPU,
Central Processing Unit) or micro-control unit (MCU, Micro Control Unit) etc..Driving chip 12 is used for
Being driven light emitting module, it can be constant-current driven chip or can also be constant voltage driving chip.When driving chip pair
When one light emitting module is driven, this light emitting module is luminous.When this light emitting module is not driven by a driving chip, this
Optical module is the most luminous.It should be noted that a light emitting module can be only driven by this driving chip simultaneously, or this drives
Multiple light emitting modules can also be driven by dynamic chip simultaneously.Such as, when M is equal to 0, represent that driving chip is not to N number of
Any one light emitting module in optical module is driven, and all of light emitting module is the most luminous.When M is equal to 1, represents and drive
A light emitting module in N number of light emitting module is only driven by chip, and powered light emitting module is luminous.When M is equal to 2,
Representing that two light emitting modules in N number of light emitting module are driven by driving chip, powered two light emitting modules are sent out simultaneously
Light.Wherein, above-mentioned light emitting module 14 can be such as that light emitting diode (LED, Light Emitting Diode) etc. needs to drive
The light emitting module that dynamic chip is driven.
It should be noted that switch module is that this practicality is newly for controlling light emitting module and driving chip whether electric connection
The concrete form of switch module is not restricted by type, any circuit being capable of this function or chip, broadly falls into this practicality
Novel protection domain.
In the present embodiment, by N number of switch module according to the control of control module, by driving chip and this N number of switching molding
M light emitting module electric connection in N number of light emitting module that block connects one to one, so that this driving chip pair and this driving chip
This M light emitting module of electric connection is driven；Achieve use same driving chip M light emitting module is driven；With
In prior art, each light emitting module connects has the driving chip of correspondence to compare, and decreases the quantity of driving chip, thus solves
Determine owing to illuminating lamp needs to use the driving chip identical with light emitting module number to cause the relatively costly problem of illuminating lamp.
Fig. 2 is the structural representation that this utility model light emitting module controls device embodiment two；As in figure 2 it is shown, this enforcement
The device of example is on the basis of Fig. 1 shown device structure, and further, control module 11 includes N number of function foot, this N number of function
Foot connects one to one with this N number of switch module 13.
When the first function foot 111 exports the first control signal A, the first switching molding being connected with this first function foot 111
The first light emitting module 141 electric connection that driving chip 12 is connected by block 131 with this first switch module 131, so that this driving core
This first light emitting module 141 is driven by sheet 12.
When this first function foot 111 exports the second control signal B, this being connected with this first function foot 111 first is opened
The first light emitting module 141 that this driving chip 12 is connected by pass module 131 with this first switch module 131 is electrically disconnected, so that should
This first light emitting module 141 is not driven by driving chip 12.It should be noted that above-mentioned first function foot is this N number of merit
Any one function foot in energy foot, above-mentioned first switch module is to be connected with this first function foot in this N number of switch module
Switch module, above-mentioned first light emitting module is the light emitting module being connected with this first switch module in this N number of light emitting module.
In the present embodiment, by when the first function foot of control module exports the first control signal, with this first function
The first light emitting module electric connection that driving chip is connected by the first switch module that foot connects with this first switch module, so that should
This first light emitting module is driven by driving chip, when this first function foot exports the second control signal, first opens with this
Pass module is by electrically disconnected with this first light emitting module for this driving chip, so that this first light emitting module is not carried out by this driving chip
Drive so that control module can by function foot export corresponding control signal control driving chip whether to this function
The light emitting module that foot is corresponding is driven.
Fig. 3 is the structural representation that this utility model light emitting module controls device embodiment three；As it is shown on figure 3, this enforcement
The device of example is on the basis of Fig. 2 shown device structure, and further, this first switch module 131 includes: the first switch submodule
Block 1311 and second switch submodule 1312；This first switch submodule 1311 and this first function foot 111 and this second switch
Submodule 1312 connects, and this second switch submodule 1312 is connected with this driving chip 12 and this first light emitting module 141.
When this first function foot 111 exports this first control signal A, this first switch submodule 1,311 second is opened to this
Sub-module 1312 exports the 3rd control signal C；This, according to the 3rd control signal C, is driven by this second switch submodule 1312
Dynamic chip 12 and this first light emitting module 141 electric connection, so that this first light emitting module 141 is driven by this driving chip 12
Dynamic.
When this first function foot 111 exports this second control signal B, this first switch submodule 1,311 second is opened to this
Sub-module 1312 exports the 4th control signal D；This, according to the 4th control signal D, is driven by this second switch submodule 1312
Dynamic chip 12 is electrically disconnected with this first light emitting module 141, so that this first light emitting module 141 is not driven by this driving chip 12
Dynamic.
Optionally, above-mentioned first switch submodule and second switch submodule can be realized by switching tube, this switch
Pipe can be such as audion, metal-oxide semiconductor (MOS) (MOS, Metal Oxide Semiconductor) pipe etc..Hereinafter give
Go out the first switch submodule and four kinds of optional implementations of second switch submodule:
The first: this first switch submodule 1311 is negative pole-positive pole-negative pole (NPN, Negative-Positive-
Negative) type audion；The base stage of this first switch submodule 1311 is connected with this first function foot 111, this first switch
The colelctor electrode of submodule 1311 is connected with power supply, and the emitter stage of this first switch submodule 1311 is connected to ground；This is second years old
Switch submodule 1312 is P-type mos (PMOS, Positive channel Metal Oxide
Semiconductor) pipe, the grid of this second switch submodule 1312 connects with the colelctor electrode of this first switch submodule 1311
Connecing, the source electrode of this second switch submodule 1312 is connected with this driving chip 12, the drain electrode of this second switch submodule 1312 with
This first light emitting module 141 connects.Wherein, for this first implementation, above-mentioned first control signal is high level signal,
Above-mentioned 3rd control signal is low level signal, and above-mentioned second control signal is low level signal, and above-mentioned 4th control signal is
High level signal.
The second: described first switch submodule 1311 is positive pole-negative pole-positive pole (PNP, Positive-Negative-
Positive) type audion, the base stage of this first switch submodule 1311 is connected with this first function foot 111, this first switch
The emitter stage of submodule 1311 is connected with power supply, and the colelctor electrode of this first switch submodule 1311 is connected to ground；This is second years old
Switch submodule 1312 is PMOS, the grid of this second switch submodule 1312 and the transmitting of this first switch submodule 1311
Pole connects, and the source electrode of this second switch submodule 1312 is connected with this driving chip 12, the leakage of this second switch submodule 1312
Pole is connected with this first light emitting module 141.Wherein, for this second implementation, above-mentioned first control signal is low level
Signal, above-mentioned 3rd control signal is low level signal, and above-mentioned second control signal is high level signal, and the above-mentioned 4th controls letter
Number it is high level signal.
The third: this first switch submodule 1311 is NPN type triode；This first switch submodule 1311 base stage with
This first function foot 111 connects, and the colelctor electrode of this first switch submodule 1311 is connected with power supply, this first switch submodule
The emitter stage of block 1311 is connected to ground；This second switch submodule 1312 be N-type metal-oxide semiconductor (MOS) (NMOS,
Negative channel Metal Oxide Semiconductor) pipe, the grid of this second switch submodule 1312 with should
The colelctor electrode of the first switch submodule 1311 connects, and the source electrode of this second switch submodule 1312 is connected with described driving chip,
The drain electrode of this second switch submodule 1312 is connected with this first light emitting module 141.Wherein, for this third implementation,
Above-mentioned first control signal is low level signal, and above-mentioned 3rd control signal is high level signal, and above-mentioned second control signal is
High level signal, above-mentioned 4th control signal is low level signal.
4th kind: this first switch submodule 1311 be PNP type triode, this first switch submodule 1311 base stage and
This first function foot 111 connects, and the emitter stage of this first switch submodule 1311 is connected with power supply, this first switch submodule
The colelctor electrode of block 1311 is connected to ground；This second switch submodule 1312 is NMOS tube, the grid of this second switch submodule 1312
Pole is connected with the emitter stage of this first switch submodule 1311, the source electrode of this second switch submodule 1312 and this driving chip 12
Connecting, the drain electrode of this second switch submodule 1312 is connected with this first light emitting module 141.Wherein, for the 4th kind of realization
Mode, above-mentioned first control signal is high level signal, and above-mentioned 3rd control signal is high level signal, and above-mentioned second controls letter
Number being low level signal, above-mentioned 4th control signal is low level signal.
It should be noted that above-mentioned first switch submodule or second switch submodule can also be other devices, example
Such as NPN type field effect transistor or positive-negative-positive field effect transistor etc., about the concrete connected mode of field effect transistor, repeat no more here.
Optionally, above-mentioned N number of light emitting module includes the first light emitting module and the second light emitting module.Wherein, the first luminous mould
Block can be white light emitting diode (LED, Light Emitting Diode) lamp bead, and the second light emitting module can be infrared
LED lamp bead；Or, the first light emitting module can be infrared LED lamp bead, and the second light emitting module can be white LED lamp pearl.
In the present embodiment, by when the first function foot of control module exports the first control signal, first switchs submodule
Block exports the 3rd control signal to second switch submodule；This second switch submodule, according to the 3rd control signal, will drive
Chip and the first light emitting module electric connection, so that this first light emitting module is driven by this driving chip, when this first function
When foot exports the second control signal, this first switch submodule exports the 4th control signal to this second switch submodule；This is years old
Two switch submodules are according to the 4th control signal, by electrically disconnected with this first light emitting module for this driving chip, so that this driving
This first light emitting module is not driven by chip so that control module can export corresponding control signal by function foot and come
Control whether driving chip is driven the light emitting module corresponding with this function foot.
Fig. 4 is the schematic diagram that this utility model light emitting module controls device, and Fig. 4 forms with NPN type triode and PMOS
Switch module, N is equal to 2, and as a example by light emitting module is infrared LED lamp bead and white light LEDs lamp bead.As shown in Figure 4, wherein, C1-C8
For the electric capacity for filter action, R1-R4 is the resistance for metering function, GPIO1 and GPIO2 is the universal input of controller
Output function foot, Q1, Q2 are NPN type triode, and Q3, Q4 are PMOS, and Vcc is power supply.It should be noted that in Fig. 4
Driving chip as a example by the lamp bead constant-current driving power supply that 12 volts (V) power, LED+ be its output constant-current driving current source
Positive terminal, LED-is the negative pole end of the constant-current driving current source of its output, and Vcc can also select 12V to power.
As shown in Figure 4, function foot (such as, GPIO1, GPIO2) is connected to the base of NPN type triode by current-limiting resistance
Pole, the positive terminal LED+ of constant-current driving current source of driving chip output is connected with the source electrode (S pole) of PMOS, the leakage of PMOS
The anode of pole (D pole) and LED lamp bead (+) be connected, the negative electrode of LED lamp bead (-) with the constant-current driving current source of driving chip output
Negative pole end LED-connect, the grid (G pole) of PMOS is connected with the colelctor electrode of NPN type triode；Wherein, NPN type triode
Conducting with turn off to PMOS provide control signal.
The operation principle of schematic diagram shown in Fig. 4 is as follows: when controller function foot export high level signal (such as, 5V or
The electric pressure that person 3.3V is the more commonly used) time, NPN type triode turns on, and the grid of PMOS is low level signal, now PMOS
Pipe turns on, and LED lamp bead is bright；When function foot output low level signal (such as, 0V voltage) of controller, NPN type triode is cut
Only, the grid of PMOS is high level signal, now PMOS cut-off, and LED lamp bead does not works.Therefore, divide as GPIO0 and GPIO1
Not Wei low and high level signal time, the state of Q1-Q4, infrared LED lamp bead and white light LEDs lamp bead can be as shown in table 1.
Table 1
In the schematic diagram shown in Fig. 4, the selection of filter capacitor, current-limiting resistance, NPN type triode and PMOS, such as
Can be: Q1 and Q2 selects model to be the NPN type triode of MMBT2222, Q3 and Q4 selects model to be the PMOS of AO3401A,
C1, C5 select model to be 0402, capacitance is 1 microfarad (μ F), pressure voltage is the electric capacity of 25V, C2 and C6 selects model to be 0201, hold
Value is 0.1 μ F, pressure voltage is the electric capacity of 16V, C3, C4, C7 and C8 select model be 0402 capacitance be 0.1 μ F, pressure voltage be 16V
Electric capacity, R1 and R4 selects model to be 0402, resistance be 1 kilohm (K Ω), error be the resistance of 5%, R2 and R3 selects model
Being 0402, resistance is 10K Ω, error is the resistance of 5%.
In the present embodiment, by when the function foot of controller exports high level signal, NPN type triode is defeated to PMOS
Go out low level control signal；PMOS turns on, and driving chip and LED lamp bead electric connection, so that this driving chip is to this LED lamp bead
Being driven, when this function foot output low level signal, this NPN type triode exports high level signal to this PMOS；
This PMOS is ended, and this driving chip is electrically disconnected with this LED lamp bead, so that LED lamp bead is not driven by this driving chip, makes
Obtain controller and can control whether driving chip enters with this LED lamp bead by the function foot corresponding low and high level signal of output
Row cutting.
One of ordinary skill in the art will appreciate that: all or part of step realizing above-mentioned each method embodiment can be led to
The hardware crossing programmed instruction relevant completes.Aforesaid program can be stored in a computer read/write memory medium.This journey
Sequence upon execution, performs to include the step of above-mentioned each method embodiment；And aforesaid storage medium includes: ROM, RAM, magnetic disc or
The various media that can store program code such as person's CD.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, rather than it is limited
System；Although being described in detail this utility model with reference to foregoing embodiments, those of ordinary skill in the art should
Understand: the technical scheme described in foregoing embodiments still can be modified by it, or to the most some or all of
Technical characteristic carries out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of type each embodiment technical scheme.
Claims (8)
1. a light emitting module controls device, it is characterised in that including: control module, driving chip and N number of switch module, N is
Integer more than or equal to 2；
Described N number of switch module is connected with described control module, described driving chip respectively, and described N number of switch module is with N number of
Light emitting module connects one to one；
Described control module, for being controlled described N number of switch module；
Described N number of switch module, for the control according to described control module, by described driving chip and described N number of luminous mould
M light emitting module electric connection in block, so that described M the luminous mould of described driving chip pair and described driving chip electric connection
Block is driven；Wherein, M is the integer more than or equal to 0 and less than or equal to N.
Light emitting module the most according to claim 1 controls device, it is characterised in that described control module includes N number of function
Foot, described N number of function foot connects one to one with described N number of switch module；
When the first function foot exports the first control signal, the first switch module being connected with described first function foot drives described
The first light emitting module electric connection that dynamic chip is connected with described first switch module, so that described driving chip is to described first
Optical module is driven；
When described first function foot exports the second control signal, the first switch module being connected with described first function foot is by institute
State driving chip electrically disconnected with the first light emitting module that described first switch module is connected, so that described driving chip is not to described
First light emitting module is driven.
Light emitting module the most according to claim 2 controls device, it is characterised in that described first switch module includes: the
One switch submodule and second switch submodule；Described first switch submodule and described first function foot and described second switch
Submodule connects, and described second switch submodule is connected with described driving chip and described first light emitting module；
When described first function foot exports described first control signal, described first switch submodule is to described second switch
Module output the 3rd control signal；Described second switch submodule according to described 3rd control signal, by described driving chip with
Described first light emitting module electric connection, so that described first light emitting module is driven by described driving chip；
When described first function foot exports described second control signal, described first switch submodule is to described second switch
Module output the 4th control signal；Described second switch submodule according to described 4th control signal, by described driving chip with
Described first light emitting module is electrically disconnected, so that described first light emitting module is not driven by described driving chip.
Light emitting module the most according to claim 3 controls device, it is characterised in that described first switch submodule is negative
Pole-positive pole-negative pole NPN type triode；The base stage of described first switch submodule is connected with described first function foot, and described first
The colelctor electrode of switch submodule is connected with power supply, and the emitter stage of described first switch submodule is connected to ground；Described second
Switch submodule is P-type mos PMOS, the grid of described second switch submodule and described first switch
The colelctor electrode of submodule connects, and the source electrode of described second switch submodule is connected with described driving chip, described second switch
The drain electrode of module is connected with described first light emitting module；
Described first control signal is high level signal, and described 3rd control signal is low level signal；
Described second control signal is low level signal, and described 4th control signal is high level signal.
Light emitting module the most according to claim 3 controls device, it is characterised in that described first switch submodule is just
Pole-negative pole-positive pole PNP type triode, the base stage of described first switch submodule is connected with described first function foot, and described first
The emitter stage of switch submodule is connected with power supply, and the colelctor electrode of described first switch submodule is connected to ground；Described second
Switch submodule is PMOS, and the grid of described second switch submodule is connected with the emitter stage of described first switch submodule,
The source electrode of described second switch submodule is connected with described driving chip, the drain electrode of described second switch submodule and described first
Light emitting module connects；
Described first control signal is low level signal, and described 3rd control signal is low level signal；
Described second control signal is high level signal, and described 4th control signal is high level signal.
Light emitting module the most according to claim 3 controls device, it is characterised in that described first switch submodule is NPN
Type audion；The base stage of described first switch submodule is connected with described first function foot, the collection of described first switch submodule
Electrode is connected with power supply, and the emitter stage of described first switch submodule is connected to ground；Described second switch submodule is N-type
Metal-oxide semiconductor (MOS) NMOS tube, the grid of described second switch submodule connects with the colelctor electrode of described first switch submodule
Connecing, the source electrode of described second switch submodule is connected with described driving chip, and the drain electrode of described second switch submodule is with described
First light emitting module connects；
Described first control signal is low level signal, and described 3rd control signal is high level signal；
Described second control signal is high level signal, and described 4th control signal is low level signal.
Light emitting module the most according to claim 3 controls device, it is characterised in that described first switch submodule is PNP
Type audion, the base stage of described first switch submodule is connected with described first function foot, sending out of described first switch submodule
Emitter-base bandgap grading is connected with power supply, and the colelctor electrode of described first switch submodule is connected to ground；Described second switch submodule is
NMOS tube, the grid of described second switch submodule is connected with the emitter stage of described first switch submodule, described second switch
The source electrode of submodule is connected with described driving chip, and the drain electrode of described second switch submodule is with described first light emitting module even
Connect；
Described first control signal is high level signal, and described 3rd control signal is high level signal；
Described second control signal is low level signal, and described 4th control signal is low level signal.
8. control device according to the light emitting module described in any one of claim 1-7, it is characterised in that described N number of light emitting module
Including the first light emitting module and the second light emitting module；Described first light emitting module is white light emitting diode LED lamp bead, described
Two light emitting modules are infrared LED lamp bead；Or, described first light emitting module is infrared LED lamp bead, and described second light emitting module is
White light LEDs lamp bead.
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| CN201620693668.3U CN205847663U (en) | 2016-06-28 | 2016-06-28 | Light emitting module controls device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620693668.3U CN205847663U (en) | 2016-06-28 | 2016-06-28 | Light emitting module controls device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028539A (en) * | 2016-06-28 | 2016-10-12 | 浙江生辉照明有限公司 | Light-emitting module control device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028539A (en) * | 2016-06-28 | 2016-10-12 | 浙江生辉照明有限公司 | Light-emitting module control device |
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