CN207909875U - A kind of integrated peripheral circuit IC chip - Google Patents
A kind of integrated peripheral circuit IC chip Download PDFInfo
- Publication number
- CN207909875U CN207909875U CN201721887616.0U CN201721887616U CN207909875U CN 207909875 U CN207909875 U CN 207909875U CN 201721887616 U CN201721887616 U CN 201721887616U CN 207909875 U CN207909875 U CN 207909875U
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- China
- Prior art keywords
- triode
- chip
- circuit
- boost
- boosting
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of integrated peripheral circuit IC chips, its structure includes chip body, circuit, input anode, boost capacitor, input cathode, boost triode, inductance, main road triode, resistance, filter capacitor, output negative pole and voltage stabilizing triode, the peripheral portion of the chip body is covered by circuit, the left side central portion of the chip body is equipped with input anode and input cathode, the right side of the boost capacitor is connected by circuit with main road triode, the top solder joint of the main road triode is connected with inductance, lower part solder joint is in be connected in series with a solder joint of boosting triode and voltage stabilizing triode, one end of the boost chip is connected with one end of boosting triode, the other end of the boosting triode is connected with filter capacitor, the output cathode is connected with one end of diode.A kind of integrated peripheral circuit IC chip of the utility model, the device are equipped with diode, enable to the transformation efficiency higher of circuit, functional complete.
Description
Technical field
The utility model is a kind of integrated peripheral circuit IC chip, belongs to microelectronic device technical field.
Background technology
Peripheral circuit is generally used for the external connection of single integrated chip, easily can carry out control to external circuits and turn
It changes, is the most common type connection type in microelectronic device field, but the existing peripheral circuit in circuit, especially
In terms of some charging equipments adapters, the peripheral circuit combination connection changing effects of SM7012 power management chip inside chips compared with
Difference, and the circuit diagram that peripheral circuit itself designs when integrated is more complex so that it is increased when making circuit board
Make the waste of circuit board raw material.
Invention content
In view of the deficienciess of the prior art, a kind of integrated peripheral circuit IC chip of the utility model, structure include
Chip body, circuit, input anode, boost capacitor, input cathode, boost triode, inductance, main road triode, boost chip,
Diode, output cathode, resistance, filter capacitor, output negative pole and voltage stabilizing triode, the peripheral portion of the chip body are electric
Road is covered, and the left side central portion of the chip body is equipped with input anode and input cathode, and the other end of the boost capacitor is logical
Oversampling circuit is connected with input cathode, and the right side of the boost capacitor is connected by circuit with main road triode, the main road
The top solder joint of triode is connected with inductance, and lower part solder joint is in connect with a solder joint of boosting triode and voltage stabilizing triode
Connection, the boost chip are located at the middle part of chip body, and one end of the boost chip is connected with one end of boosting triode
It connects, the other end of the boosting triode is connected with filter capacitor, and the output cathode is connected with one end of diode.
Further, the input anode is connected with one end of boost capacitor by circuit.
Further, the filter capacitor and resistance is in being connected in series with, the both ends of the resistance respectively by circuit with it is defeated
Go out anode with output negative pole to be connected.
Further, it is fixedly connected with Schottky diode inside the chip body.
Further, the operating voltage of the chip body is 0.9v~5.0v.
A kind of integrated peripheral circuit IC chip of the utility model, has the beneficial effect that：
A kind of integrated peripheral circuit IC chip of the utility model, the device are equipped with Schottky diode, pass through Xiao Te
Based diode is connect with the combination of inductance, capacitance, enables to the transformation efficiency higher of SM7012 power management chip circuits, outside
It encloses more simply, it is functional complete.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of positive structural schematic diagram of integrated peripheral circuit IC chip of the utility model.
Fig. 2 is a kind of structural schematic diagram of the element identifier of integrated peripheral circuit IC chip of the utility model.
In figure：Chip body -1, circuit -2, input anode -3, boost capacitor -4, input cathode -5, boosting triode -6,
Inductance -7, main road triode -8, boost chip -9, diode -10, output cathode -11, resistance -12, filter capacitor -13, output
Cathode -14, voltage stabilizing triode -15.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
- 2 are please referred to Fig.1, the utility model provides a kind of integrated peripheral circuit IC chip：Its structure include chip body 1,
Circuit 2, input anode 3, boost capacitor 4, input cathode 5, boosting triode 6, inductance 7, main road triode 8, boost chip 9,
Diode 10, output cathode 11, resistance 12, filter capacitor 13, output negative pole 14 and voltage stabilizing triode 15, the chip body 1
Peripheral portion covered by circuit 2, the left side central portion of the chip body 1 is equipped with input anode 3 and input cathode 5, described
The other end of boost capacitor 4 is connected by circuit 2 with input cathode 5, and the right side of the boost capacitor 4 passes through circuit 2 and master
Road triode 8 is connected, and the top solder joint of the main road triode 8 is connected with inductance 7, lower part solder joint and boosting triode 6
For a solder joint with voltage stabilizing triode 15 in being connected in series with, the boost chip 9 is located at the middle part of chip body 1, the boosting
One end of chip 9 is connected with one end of boosting triode 6, and the other end of the boosting triode 6 is connected with filter capacitor 13
It connects, the output cathode 11 is connected with one end of diode 10.
As a kind of preferred technical solution in the present embodiment, the input anode 3 and one end of boost capacitor 4 pass through electricity
Road is connected, and anode and the solder joint of boost capacitor 4 are placed in the short circuit be easy to causeing together compared to existing peripheral circuit
And service life reduces, separately connection then avoids this point well.
As a kind of preferred technical solution in the present embodiment, the filter capacitor 13 is in be connected in series with resistance 12, institute
The both ends for stating resistance 12 are connected by circuit 2 with output cathode 11 and output negative pole 14 respectively, reduce filter capacitor 13 with
Other wiring between resistance 12 and caused by circuit waste and inconvenient when production, while while having shortened current flowing cause
Consumption.
As a kind of preferred technical solution in the present embodiment, Schottky two is fixedly connected with inside the chip body 1
Pole pipe, reduce external Schottky diode need to carry out other welding and caused by the reduction of efficiency and carrying for defect rate
Height, while improving the service life of Schottky diode.
As a kind of preferred technical solution in the present embodiment, the operating voltage of the chip body 1 be 0.9v~
5.0v facilitates the conversion that direct electric current, voltage are directly carried out by the device of the low-voltages such as battery, required to reach
Operating voltage.
Operation principle：Ensure the SM7012 power management chips chip bodies 1 can normal use in the case of, by core
Piece ontology 1 is attached with external circuitry, and output cathode 11 connect input anode and the input of external equipment with output negative pole 14
Cathode, input anode 3 is accessed with input cathode 5 on transformer, if the input voltage used is that cell voltage can be by chip
Input anode 3 on ontology 1 is directly attached with battery with input cathode 5, is boosted by boost capacitor 4, inductance pair
The electric current of chip body 1 is incuded, and group is carried out with inductance, capacitance by the Schottky diode built in middle part chip body 1
The current-voltage conversion of low input can be boosted to required operating voltage by conjunction, reached simpler circuit and generated higher
The peripheral circuit conversion effect of the circuit of efficiency.
The chip body -1 of the utility model, circuit -2, input anode -3, boost capacitor -4, input cathode -5, boosting three
Pole pipe -6, inductance -7, main road triode -8, boost chip -9, diode -10, output cathode -11, resistance -12, filter capacitor -
13, output negative pole -14, voltage stabilizing triode -15, component are universal standard part or the component that those skilled in the art know,
Structure and principle, which are all this technology personnel, can be learnt by technical manual or be known by routine experiment method, the utility model
Solve the problems, such as to be merely the transformation efficiency that circuit is improved while cannot simplifying to peripheral circuit, the utility model passes through
Above-mentioned component is combined with each other, and the transformation efficiency of circuit is improved while capable of simplifying to peripheral circuit, functional complete,
Multi-purpose content saves space.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims
All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of integrated peripheral circuit IC chip, structure includes chip body (1), circuit (2), input positive (3), boosting electricity
Hold (4), input cathode (5), boosting triode (6), inductance (7), main road triode (8), boost chip (9), diode (10),
Output cathode (11), resistance (12), filter capacitor (13), output negative pole (14) and voltage stabilizing triode (15), it is characterised in that：Institute
The peripheral portion for stating chip body (1) is covered by circuit (2), and the left side central portion of the chip body (1) is equipped with input anode
(3) it is connected with input cathode (5) by circuit (2) with input cathode (5), the other end of the boost capacitor (4), the liter
The right side of voltage capacitance (4) is connected by circuit (2) with main road triode (8), the top solder joint of the main road triode (8) with
Inductance (7) is connected, and lower part solder joint is in be connected in series with a solder joint of boosting triode (6) and voltage stabilizing triode (15)；
The boost chip (9) is located at the middle part of chip body (1), one end and the boosting triode (6) of the boost chip (9)
One end be connected, it is described boosting triode (6) the other end be connected with filter capacitor (13), the output cathode (11) and
One end of diode (10) is connected.
2. a kind of integrated peripheral circuit IC chip according to claim 1, it is characterised in that：The input positive (3) with
One end of boost capacitor (4) is connected by circuit.
3. a kind of integrated peripheral circuit IC chip according to claim 1, it is characterised in that：The filter capacitor (13) with
For resistance (12) in being connected in series with, the both ends of the resistance (12) pass through circuit (2) and output cathode (11) and output negative pole respectively
(14) it is connected.
4. a kind of integrated peripheral circuit IC chip according to claim 1, it is characterised in that：In the chip body (1)
Portion is fixedly connected with Schottky diode.
5. a kind of integrated peripheral circuit IC chip according to claim 1, it is characterised in that：The chip body (1)
Operating voltage is 0.9v~5.0v.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721887616.0U CN207909875U (en) | 2017-12-29 | 2017-12-29 | A kind of integrated peripheral circuit IC chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721887616.0U CN207909875U (en) | 2017-12-29 | 2017-12-29 | A kind of integrated peripheral circuit IC chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207909875U true CN207909875U (en) | 2018-09-25 |
Family
ID=63569310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721887616.0U Expired - Fee Related CN207909875U (en) | 2017-12-29 | 2017-12-29 | A kind of integrated peripheral circuit IC chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207909875U (en) |
-
2017
- 2017-12-29 CN CN201721887616.0U patent/CN207909875U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180925 Termination date: 20201229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |