CN106774770A - One kind calculates internal power supply modular circuit - Google Patents
One kind calculates internal power supply modular circuit Download PDFInfo
- Publication number
- CN106774770A CN106774770A CN201611216269.9A CN201611216269A CN106774770A CN 106774770 A CN106774770 A CN 106774770A CN 201611216269 A CN201611216269 A CN 201611216269A CN 106774770 A CN106774770 A CN 106774770A
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- Prior art keywords
- triode
- electric capacity
- resistance
- power supply
- diode
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- 230000006641 stabilisation Effects 0.000 abstract description 3
- 238000011105 stabilization Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
Internal power supply modular circuit is calculated the invention discloses one kind, including triode VT1, resistance R1, electric capacity C1, diode D1, electric capacity C2 and triode VT3, distinguish connecting triode VT1 emitter stages in described resistance R1 one end, electric capacity C1, electric capacity C3 and power supply VCC, the electric capacity C3 other ends connect the resistance R1 other ends respectively, ground connection diode D1 negative poles and triode VT2 base stages, triode VT2 colelctor electrode connecting triode VT1 base stages, triode VT1 colelctor electrodes connect the electric capacity C1 other ends respectively, output end vo, resistance R2 and triode VT3 colelctor electrodes, the resistance R2 other ends connect earth resistance R3 and triode VT3 base stages respectively.The present invention calculates internal power supply modular circuit and protection is effectively monitored to output end vo, output end vo voltage is kept stabilization, and circuit structure is very simple, and low cost, small volume is applied widely.
Description
Technical field
It is specifically a kind of to calculate internal power supply modular circuit the present invention relates to a kind of power module.
Background technology
Computer is commonly called as computer, is a kind of electronic computer device for supercomputing, can carry out numerical computations, again may be used
To carry out logical calculated, also with store-memory function.It is that can be run according to program, automatic, high speed processing mass data
Modernization intelligent electronic device.It is made up of hardware system and software systems, the computer for being fitted without any software is referred to as naked
Machine.Supercomputer, industrial control computer, network computer, personal computer, the class of embedded computer five can be divided into, compared with
Advanced computer has biocomputer, photonic computer, quantum computer etc..
The applied environment of modern integrated circuits becomes increasingly complex, and computer is integrated inside it as an electronic equipment
Circuit is very more, and inside needs to use many power module circuitries to be powered for various integrated chips, these power modules
Species has a lot, such as voltage protection module, overcurrent protection module, Voltage stabilizing module, and these power modules are for computer
Safe operation, plays great effect.
The content of the invention
It is an object of the invention to provide the power module of voltage regulation circuit used in a kind of computer, to solve above-mentioned background
The problem proposed in technology.
To achieve the above object, the present invention provides following technical scheme：
One kind calculates internal power supply modular circuit, including triode VT1, resistance R1, electric capacity C1, diode D1, electric capacity C2
With triode VT3, resistance R1 one end difference connecting triode VT1 emitter stages, electric capacity C1, electric capacity C3 and power supply VCC, electric capacity
The C3 other ends connect the resistance R1 other ends, ground connection diode D1 negative poles and triode VT2 base stages, triode VT2 colelctor electrodes respectively
Connecting triode VT1 base stages, triode VT1 colelctor electrodes connect the electric capacity C1 other ends, output end vo, resistance R2 and triode respectively
VT3 colelctor electrodes, the resistance R2 other ends connect earth resistance R3 and triode VT3 base stages respectively, and triode VT3 emitter stages connect respectively
Electric capacity C2, resistance R4 and triode VT2 emitter stages are connect, the electric capacity C2 other ends connection resistance R4 other ends are simultaneously grounded.
As further scheme of the invention：The diode D1 is voltage-regulator diode.
As further scheme of the invention：The power supply VCC voltages are 24V.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention calculates internal power supply modular circuit effectively to defeated
Go out to hold Vo to be monitored protection, output end vo voltage is kept stabilization, circuit structure is very simple, low cost, small volume, is applicable
Scope is wide.
Brief description of the drawings
Fig. 1 is the circuit diagram for calculating internal power supply modular circuit.
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 clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1 is referred to, in the embodiment of the present invention, one kind calculates internal power supply modular circuit, including triode VT1, resistance
R1, electric capacity C1, diode D1, electric capacity C2 and triode VT3, resistance R1 one end difference connecting triode VT1 emitter stages, electricity
Hold C1, electric capacity C3 and power supply VCC, the electric capacity C3 other ends connect the resistance R1 other ends, ground connection diode D1 negative poles and three poles respectively
Pipe VT2 base stages, triode VT2 colelctor electrode connecting triode VT1 base stages, it is another that triode VT1 colelctor electrodes connect electric capacity C1 respectively
End, output end vo, resistance R2 and triode VT3 colelctor electrodes, the resistance R2 other ends connect earth resistance R3 and triode VT3 respectively
Base stage, triode VT3 emitter stages connect electric capacity C2, resistance R4 and triode VT2 emitter stages, electric capacity C2 other ends connection electricity respectively
The resistance R4 other ends are simultaneously grounded；The diode D1 is voltage-regulator diode.
Fig. 1 is referred to, parameter builds circuit as illustrated, power supply VCC voltages are 24V, under normal circumstances, output end vo electricity
It is 12V to press, it is assumed that the output voltage of output end vo increases suddenly for some reason, then triode VT3 base potentials also increase,
Increase the Vbe of VT3, the Ib increases of VT3, VT3 emitter stages current potential is raised, and the Vbe of VT2 reduces, and the base current of VT2 reduces,
The collector current of VT2 also reduces, and the collector current of VT1 also reduces, the tube voltage drop Vce increases of VT1, so as to maintain output end
Vo voltages keep constant；If the output voltage of output end vo reduces suddenly, situation is similar to the above, herein not in description；Electricity
Resistance R1, electric capacity C3 and diode D1 composition RCD clamp circuits, in the case where power supply VCC voltage pulsations are weaker, can strengthen circuit
Stability, the effect of electric capacity C2 is using its charging current, the switching speed of lifting triode VT2 and VT3.
In sum, the present invention calculates internal power supply modular circuit and protection is effectively monitored to output end vo, makes output
End Vo voltages keep stabilization, and circuit structure is very simple, and low cost, small volume is applied widely.
Claims (3)
1. it is a kind of to calculate internal power supply modular circuit, it is characterised in that when the output voltage of output end vo increases, triode VT3
Base potential also increases, and increases the Vbe of triode VT3, the Ib increases of triode VT3, triode VT3 emitter stage potential rises
Height, the Vbe of triode VT2 reduces, and the base current of triode VT2 reduces, and the collector current of triode VT2 also reduces, and three
The collector current of pole pipe VT1 also reduces, the tube voltage drop Vce increases of triode VT1, maintains output end vo voltage to keep constant,
Including triode VT1, resistance R1, electric capacity C1, diode D1, electric capacity C2 and triode VT3, described resistance R1 one end connects respectively
Triode VT1 emitter stages, electric capacity C1, electric capacity C3 and power supply VCC, the electric capacity C3 other ends connect the resistance R1 other ends, ground connection respectively
Diode D1 negative poles and triode VT2 base stages, triode VT2 colelctor electrode connecting triode VT1 base stages, triode VT1 colelctor electrodes
The electric capacity C1 other ends, output end vo, resistance R2 and triode VT3 colelctor electrodes are connected respectively, and the resistance R2 other ends connect connect respectively
Ground resistance R3 and triode VT3 base stages, triode VT3 emitter stages connect electric capacity C2, resistance R4 and triode VT2 transmittings respectively
Pole, the electric capacity C2 other ends connection resistance R4 other ends are simultaneously grounded, and the diode D1 is voltage-regulator diode.
2. it is according to claim 1 to calculate internal power supply modular circuit, it is characterised in that power supply VCC voltages are 24V.
3. it is according to claim 1 calculating internal power supply modular circuit, it is characterised in that the resistance R1, electric capacity C3 and
Diode D1 constitutes RCD clamp circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611216269.9A CN106774770A (en) | 2016-12-26 | 2016-12-26 | One kind calculates internal power supply modular circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611216269.9A CN106774770A (en) | 2016-12-26 | 2016-12-26 | One kind calculates internal power supply modular circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106774770A true CN106774770A (en) | 2017-05-31 |
Family
ID=58925822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611216269.9A Pending CN106774770A (en) | 2016-12-26 | 2016-12-26 | One kind calculates internal power supply modular circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106774770A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205594573U (en) * | 2016-04-27 | 2016-09-21 | 河南工程学院 | Computer constant voltage power supply controller |
| CN205656576U (en) * | 2016-05-04 | 2016-10-19 | 河南工业大学 | Computer intelligence electrical source controller |
| CN205656575U (en) * | 2016-05-04 | 2016-10-19 | 河南工业大学 | Computer constant voltage power supply circuit |
| CN206563937U (en) * | 2016-12-26 | 2017-10-17 | 福建江夏学院 | One kind calculates internal power supply modular circuit |
-
2016
- 2016-12-26 CN CN201611216269.9A patent/CN106774770A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205594573U (en) * | 2016-04-27 | 2016-09-21 | 河南工程学院 | Computer constant voltage power supply controller |
| CN205656576U (en) * | 2016-05-04 | 2016-10-19 | 河南工业大学 | Computer intelligence electrical source controller |
| CN205656575U (en) * | 2016-05-04 | 2016-10-19 | 河南工业大学 | Computer constant voltage power supply circuit |
| CN206563937U (en) * | 2016-12-26 | 2017-10-17 | 福建江夏学院 | One kind calculates internal power supply modular circuit |
Non-Patent Citations (1)
| Title |
|---|
| 甘露: "基于分立元器件的低压差稳压(LDO)电路图", 《HTTP://WWW.DZSC.COM/DATA/CIRCUIT-34259.HTML》 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |