CN206164921U - Three -terminal steady voltage IC circuit - Google Patents
Three -terminal steady voltage IC circuit Download PDFInfo
- Publication number
- CN206164921U CN206164921U CN201621176223.4U CN201621176223U CN206164921U CN 206164921 U CN206164921 U CN 206164921U CN 201621176223 U CN201621176223 U CN 201621176223U CN 206164921 U CN206164921 U CN 206164921U
- Authority
- CN
- China
- Prior art keywords
- voltage
- stabiliser tube
- circuit
- stabilivolt
- packaging body
- Prior art date
- 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.)
- Active
Links
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a three -terminal steady voltage IC circuit, including packaging body and input pin vin, output pin OUT and the ground connection pin GND of setting on the packaging body, be provided with first stabilivolt V1 and second stabilivolt V2 in the packaging body, first stabilivolt V1's negative pole is connected to input pin vin, second stabilivolt V2's positive pole is connected to ground connection pin GND, first stabilivolt V1's positive pole and second stabilivolt V2's negative pole all are connected to output pin OUT. The utility model discloses the IC circuit integrates two zener diode in a IC circuit, and this three -terminal voltage -stabilizing chip is small, and the welding is convenient, is convenient for improve production efficiency. In addition, because two zener diode adopt same batch technology adding man -hour in this IC circuit, therefore two zener diode's performance is very close, so improved the stability of this IC circuit.
Description
Technical field
The utility model is related to a kind of IC circuits, especially a kind of three-terminal voltage-stabilizing IC circuits.
Background technology
Voltage-stabiliser tube is used as a kind of important electronic component, and its range of application is extremely extensive.In the design of light bar, in order to anti-
Only the LED lamp bead in light bar is burnt by overvoltage, and multiple Zener diodes are generally arranged in light bar, and each Zener diode is used
In the voltage for stablizing several LED lamp bead two ends.On some occasions such as building, the length of light bar used is several at least
Ten meters, at most go up km.Under normal circumstances, above-mentioned light bar is welded on FPC simultaneously by Zener diode and LED lamp bead
It is made coated with pvc pipe.Thus, when light bar inside voltage-stabiliser tube it is large number of when, the flexible circuit by shared by voltage-stabiliser tube
The length of plate and pvc pipe occupies quite a few ratio of light bar length.
Utility model content
In order to solve the above problems, the purpose of this utility model is to provide a kind of three-terminal voltage-stabilizing IC circuits.
The utility model is to solve the technical scheme that adopts of its technical problem：A kind of three-terminal voltage-stabilizing IC circuits, including
Packaging body and the input pin Vin being arranged on packaging body, output pin OUT and grounding pin GND, the encapsulation sets in vivo
It is equipped with the first voltage-stabiliser tube V1 and the second voltage-stabiliser tube V2；The negative pole of the first voltage-stabiliser tube V1 is connected to input pin Vin, and described
The positive pole of two voltage-stabiliser tube V2 is connected to the negative of grounding pin GND, the positive pole of the first voltage-stabiliser tube V1 and the second voltage-stabiliser tube V2
Pole is connected to output pin OUT.
IC circuits described in the utility model, it further designs and is：
The first voltage-stabiliser tube V1 and the second voltage-stabiliser tube V2 have identical specification.
The beneficial effects of the utility model are：
Two Zener diodes are integrated in an encapsulation in vivo by the utility model IC circuits, and independent compared to two is steady
Pressure diode, three-terminal voltage-stabilizing IC circuit small volumes, convenient welding.The utility model IC circuits are applied to after light bar so that because
Voltage stabilizing function takes the half in the length reduction to traditional design of FPC, and consumed pvc pipe length is also corresponding
Reduce, so as to reduce the production cost of light bar, improve the production efficiency of light bar.Further, since in this IC circuits two it is steady
Pressure diode plus man-hour adopt with a batch of technique, thus the performance of two Zener diodes is very close to so improve
The stability of this IC circuits.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the fundamental diagram of the utility model IC circuits；
Fig. 2 is the application schematic diagram of the utility model IC circuits.
Specific embodiment
As shown in Fig. 1～Fig. 2, the utility model three-terminal voltage-stabilizing IC circuits include packaging body 1 and are arranged on packaging body 1
Input pin Vin, output pin OUT and grounding pin GND.The first voltage-stabiliser tube V1 and second is provided with the packaging body 1
Voltage-stabiliser tube V2；The negative pole of the first voltage-stabiliser tube V1 is connected to input pin Vin, and the positive pole of the second voltage-stabiliser tube V2 is connected to
The negative pole of grounding pin GND, the positive pole of the first voltage-stabiliser tube V1 and the second voltage-stabiliser tube V2 is connected to output pin OUT.
Specifically, as shown in figure 1, the utility model three-terminal voltage-stabilizing IC circuits include packaging body 1, the first voltage-stabiliser tube V1, the
Two voltage-stabiliser tube V2, input pin Vin, output pin OUT and grounding pin GND.Wherein, packaging body 1 is used for the first voltage-stabiliser tube
V1 and the second voltage-stabiliser tube V2 are encapsulated in its inside and are protected.The material of packaging body 1 is plastics, but not limited to this, and it also may be used
Using forms such as ceramics or metals.The input pin Vin, output pin OUT and grounding pin GND are arranged at packaging body
On 1.In packaging body 1, the negative pole of the first voltage-stabiliser tube V1 is connected to input pin Vin, and the positive pole of the second voltage-stabiliser tube V2 is connected to
The negative pole of grounding pin GND, the positive pole of the first voltage-stabiliser tube V1 and the second voltage-stabiliser tube V2 is connected to output pin OUT.
In the design, the first voltage-stabiliser tube V1 and the second voltage-stabiliser tube V2 have identical specification.But not limited to this, first is steady
The specification of pressure pipe V1 and the second voltage-stabiliser tube V2 also can be adjusted flexibly according to the actual requirements.
Because the first voltage-stabiliser tube V1 and the second voltage-stabiliser tube V2 are integrated in packaging body 1, so the volume of this IC circuits compared with
Little and convenient welding.Two voltage-stabiliser tubes are welded into area shared on circuit boards in traditional design to compare with volume, this
Shared area is only the half in traditional design after the welding on circuit boards of IC circuits, and the volume shared by it is also significantly
Reduce.
This IC circuits are particularly suited for light bar design.Light bar is usually provided with multiple LED lamp beads, and several LED lamp beads
Two ends will generally arrange Zener diode to protect.When light bar is longer, the quantity of Zener diode used significantly rises,
Thereon pvc pipe also occupies quite a few ratio in light bar cost to circuit board and covering by shared by Zener diode.And
Board area and pvc pipe length shared by voltage stabilizing function can be greatly lowered using the utility model IC circuits so that lamp
The manufacturing cost of band is reduced.
Further, since the first voltage-stabiliser tube V1 and the second voltage-stabiliser tube V2 adopt identical batch in manufacturing process in the design
And technique, thus the parameter of above-mentioned two Zener diode and performance are very close to so as to improve the stability of this IC circuits.
This IC circuits are applied in light bar design and will improve the stability of light bar.
Fig. 2 is the application schematic diagram of the utility model IC circuits.It is the part-structure of a light bar in figure, arranges in the structure
There are the utility model IC circuits, between the input Vin and output end OUT of the utility model IC circuits light emitting diode is in series with
D1, light emitting diode D2, light emitting diode D3 and resistance R1；Output end OUT of the utility model IC circuits and earth terminal GND it
Between be in series with light emitting diode D4, light emitting diode D5, light emitting diode D6 and resistance R2.
After V+ ends and V- are terminated into driving power supply in above-mentioned light bar part-structure, light emitting diode D1, light emitting diode
D2, light emitting diode D3 are lit, and light emitting diode D4, light emitting diode D5, light emitting diode D6 are also lit.This reality
It is capable of the voltage at stabilized illumination diode D1, light emitting diode D2 and light emitting diode D3 two ends with novel I C circuit；This practicality
Novel I C circuit also can stabilized illumination diode D4, light emitting diode D5, the voltage at light emitting diode D6 two ends, resistance R1 and
Resistance R2 is used to current limliting and partial pressure.
Assume that the arbitrary light emitting diode in light emitting diode D1, light emitting diode D2 and light emitting diode D3 burns, then
Electric current can flow into the input Vin of the utility model IC circuits, flow out from output end OUT so that light emitting diode D4, luminous
Diode D5 and light emitting diode D6 are by normal power supply.Assume light emitting diode D4, light emitting diode D5 and light emitting diode
Arbitrary light emitting diode in D6 burns, then electric current can flow into output end OUT of the utility model IC circuits, and from earth terminal
GND flows out so that light emitting diode D1, light emitting diode D2 and light emitting diode D3 are by normal power supply.
Preferred embodiments of the present utility model are the foregoing is only, as long as realizing the utility model with essentially identical means
The technical scheme of purpose is belonged within protection domain of the present utility model.
Claims (2)
1. a kind of three-terminal voltage-stabilizing IC circuits, it is characterised in that：Including packaging body（1）And it is arranged on packaging body（1）On input
Pin Vin, output pin OUT and grounding pin GND, the packaging body（1）Inside it is provided with the first voltage-stabiliser tube V1 and the second voltage stabilizing
Pipe V2；The negative pole of the first voltage-stabiliser tube V1 is connected to input pin Vin, and the positive pole of the second voltage-stabiliser tube V2 is connected to ground connection
The negative pole of pin GND, the positive pole of the first voltage-stabiliser tube V1 and the second voltage-stabiliser tube V2 is connected to output pin OUT.
2. a kind of three-terminal voltage-stabilizing IC circuits according to claim 1, it is characterised in that：The first voltage-stabiliser tube V1 and second
Voltage-stabiliser tube V2 has identical specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621176223.4U CN206164921U (en) | 2016-10-26 | 2016-10-26 | Three -terminal steady voltage IC circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621176223.4U CN206164921U (en) | 2016-10-26 | 2016-10-26 | Three -terminal steady voltage IC circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206164921U true CN206164921U (en) | 2017-05-10 |
Family
ID=58657102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621176223.4U Active CN206164921U (en) | 2016-10-26 | 2016-10-26 | Three -terminal steady voltage IC circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206164921U (en) |
-
2016
- 2016-10-26 CN CN201621176223.4U patent/CN206164921U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207854240U (en) | The dynamic steering circuit for lamp of boost function is used in a kind of LED module | |
| CN201518550U (en) | LED light circuit and constant current circuit thereof | |
| CN202231925U (en) | Simple white-light LED (Light-emitting Diode) drive circuit for power factor correction | |
| CN206164921U (en) | Three -terminal steady voltage IC circuit | |
| CN205584551U (en) | Active passive compatible dimmer circuit of LED1 -10V | |
| CN107633811A (en) | A kind of SCM Based OLED static state displays drive device | |
| CN101922641A (en) | Constant current led module | |
| CN106413201A (en) | Constant-current power supply with various current outputs for LED lamps | |
| CN203761662U (en) | LED lamp drive circuit | |
| CN206963131U (en) | A kind of capacitance current-limiting type LED drive power circuit | |
| CN206517632U (en) | A kind of battery case controller of control lamp string | |
| CN202652594U (en) | Light emitting diode driver possessing protection path | |
| CN201388317Y (en) | LCD backlight-driving power saving circuit | |
| CN204213709U (en) | A kind of 9VLED lamp pearl 220V high pressure non-resistance LED | |
| CN207868992U (en) | A kind of reclosing single flow driving power | |
| CN201919192U (en) | LED (light emitting diode) drive circuit | |
| CN206237642U (en) | A kind of constant-current supply of the various electric currents output for LED lamp | |
| CN206547209U (en) | A kind of single battery drives LED circuit | |
| CN206341455U (en) | LED drive chip and drive circuit | |
| CN206149552U (en) | A dimmer circuit for non - isolation LED drive power supply | |
| CN207969031U (en) | The LED dimming power source circuits of big dimming scope | |
| CN210986528U (en) | L ED lamp circuit compatible with safe voltage | |
| CN204795768U (en) | LED constant -current drive circuit | |
| CN202335030U (en) | Constant-current protection circuit with multiple paths of parallel light-emitting diodes (LEDs) | |
| CN202043323U (en) | Driving part of LED (light-emitting diode) light |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: No.38 Hetong Road, Dongfeng Town, Zhongshan City, Guangdong Province, 528400 Patentee after: GUANGDONG OML TECHNOLOGY Co.,Ltd. Address before: No.20 Huayuan Road, Xiaolan Town, Zhongshan City, Guangdong Province, 528400 Patentee before: GUANGDONG OML TECHNOLOGY Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |