CN205318318U

CN205318318U - Computer electrical source controller suitable for workstation

Info

Publication number: CN205318318U
Application number: CN201620002375.6U
Authority: CN
Inventors: 孟凡奇; 鲍松彬
Original assignee: Northeast Dianli University
Current assignee: Northeast Electric Power University
Priority date: 2016-01-05
Filing date: 2016-01-05
Publication date: 2016-06-15
Anticipated expiration: 2026-01-05

Abstract

The utility model discloses a computer electrical source controller suitable for workstation, including chip U1, resistance R1, electric capacity C1, diode VD1, inductance L1, triode VT1 and emitting diode LED, the diode VD1 negative pole VCC that connects respectively, electric capacity C1, chip U1 pin 6 and resistance R1, anodal and the resistance R6 of diode VD1 is connected respectively to the electric capacity C1 other end, electric capacity C2 is connected to chip U1 pin 3, the 7 difference connecting resistance R1 other ends of chip U1 pin, chip U1 pin 8, chip U1 pin 1 and inductance L1, diode VD2 positive pole and MOS pipe VT1's the D utmost point is connected respectively to the inductance L1 other end, MOS pipe VT1's S utmost point ground connection, ground resistance R4 and chip U1 pin 2 are connected respectively to MOS pipe VT1's the G utmost point. The utility model discloses computer electrical source controller suitable for workstation adopts the design of MC34063A cooperation MOS pipe, and circuit structure is simple, and the steady voltage is effectual, and is with low costs, small, especially adapted each module use in the computer of workstation.

Description

A kind of computer power supply controller suitable in work station

Technical field

This utility model relates to a kind of power-supply controller of electric, specifically a kind of computer power supply controller suitable in work station.

Background technology

Work station is a kind of high-end mini-computer, it is to use and provide the performance more powerful than personal computer for single user, particularly in graphics capability, the ability of tasks in parallel aspect, it is commonly provided with the very big built-in storage of high-resolution large-size screen monitors, multi-screen display and capacity and external memory storage, and have extremely strong information and the computer of high performance figure, image processing function, it addition, the terminating machine being connected to server is alternatively referred to as work station.

The computer-internal of work station is powered needs a lot of power-supply controller of electric, and for power-supply controller of electric, its stability is the first element of Power Management Design, because whether stablizing of power supply is directly connected to the life-span for electric loading and safety, how to design little and the power-supply controller of electric of safety is the direction of research in industry.

Utility model content

The purpose of this utility model is in that to provide a kind of computer power supply controller suitable in work station, with the problem solving to propose in above-mentioned background technology.

For achieving the above object, this utility model provides following technical scheme:

A kind of computer power supply controller suitable in work station, including chip U1, resistance R1, electric capacity C1, diode VD1, inductance L1, audion VT1 and LED, described diode VD1 negative pole connects power supply VCC respectively, electric capacity C1, chip U1 pin 6 and resistance R1, the electric capacity C1 other end connects diode VD1 positive pole and resistance R6 respectively, and chip U1 pin 3 connects electric capacity C2, and chip U1 pin 7 connects the resistance R1 other end respectively, chip U1 pin 8, chip U1 pin 1 and inductance L1, the inductance L1 other end connects the D pole of diode VD2 positive pole and metal-oxide-semiconductor VT1 respectively, the S pole ground connection of metal-oxide-semiconductor VT1, the G pole of metal-oxide-semiconductor VT1 connects earth resistance R4 and chip U1 pin 2 respectively, chip U1 pin 5 connects resistance R2 and resistance R3 respectively, and the resistance R3 other end connects diode VD2 negative pole respectively, band people C3 and inductance L2, the inductance L2 other end connects electric capacity C4 respectively, resistance R5, diode VD3 negative pole and output end vo, resistance R5 other end connecting luminous diode LED positive pole, LED negative pole connects diode VD3 positive pole respectively, the electric capacity C4 other end, the electric capacity C3 other end, the resistance R2 other end, chip U1 pin 4, the electric capacity C2 other end, the resistance R6 other end ground connection,Chip U1 adopts MC34063A.

As this utility model further scheme: described diode VD1 is Zener diode.

Compared with prior art, the beneficial effects of the utility model are: this utility model is applicable to the computer power supply controller of work station, MC34063A is adopted to coordinate metal-oxide-semiconductor design, circuit structure is simple, voltage regulation result is good, cost is low, and volume is little, is very suitable in the computer of work station each module and uses.

Accompanying drawing explanation

Fig. 1 is the circuit diagram of the computer power supply controller being applicable to work station.

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments. Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.

Referring to Fig. 1, in this utility model embodiment, a kind of computer power supply controller suitable in work station, including chip U1, resistance R1, electric capacity C1, diode VD1, inductance L1, audion VT1 and LED, described diode VD1 negative pole connects power supply VCC respectively, electric capacity C1, chip U1 pin 6 and resistance R1, the electric capacity C1 other end connects diode VD1 positive pole and resistance R6 respectively, and chip U1 pin 3 connects electric capacity C2, and chip U1 pin 7 connects the resistance R1 other end respectively, chip U1 pin 8, chip U1 pin 1 and inductance L1, the inductance L1 other end connects the D pole of diode VD2 positive pole and metal-oxide-semiconductor VT1 respectively, the S pole ground connection of metal-oxide-semiconductor VT1, the G pole of metal-oxide-semiconductor VT1 connects earth resistance R4 and chip U1 pin 2 respectively, chip U1 pin 5 connects resistance R2 and resistance R3 respectively, and the resistance R3 other end connects diode VD2 negative pole respectively, band people C3 and inductance L2, the inductance L2 other end connects electric capacity C4 respectively, resistance R5, diode VD3 negative pole and output end vo, resistance R5 other end connecting luminous diode LED positive pole, LED negative pole connects diode VD3 positive pole respectively, the electric capacity C4 other end, the electric capacity C3 other end, the resistance R2 other end, chip U1 pin 4, the electric capacity C2 other end, the resistance R6 other end ground connection, chip U1 adopts MC34063A, described diode VD1 is Zener diode.

Operation principle of the present utility model is: refer to Fig. 1, after power supply VCC connects, circuit is started working, and the pulse width modulation pulse signals that chip U1 produces, from the 2 foot outputs of U1, is applied directly to the grid of VT1, being that VT1 is controlled is operated on off state, thus controlling L1 to produce higher voltage, this voltage is through VD2 rectification, and DC voltage one tunnel that C3 filtering obtains feeds back to 5 feet of U1 after R3 and R2 dividing potential drop, the voltage of output is adjusted by the relevant circuit module within U1 so that it is remain stable for; Voltage after VD2 rectification also through the π shape LC filter circuit filtering of C3, L2 and C4 composition, obtains galvanic current pressure, and a road, through R5 current limliting, makes LED luminous, and to show that power supply enters duty, another road directly exports from output end vo; VD1, C1 and R6 form clamp circuit, and chip U1 is played a protective role.

It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and when without departing substantially from spirit of the present utility model or basic feature, it is possible to realize this utility model in other specific forms. Therefore, no matter from which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than described above, it is intended that all changes in the implication of the equivalency dropping on claim and scope included in this utility model. Any accompanying drawing labelling in claim should be considered as the claim that restriction is involved.

In addition, it is to be understood that, although this specification is been described by according to embodiment, but not each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should be made as a whole by those skilled in the art, and the technical scheme in each embodiment through appropriately combined, can also form other embodiments that it will be appreciated by those skilled in the art that.

Claims

1. it is applicable to a computer power supply controller for work station, including chip U1, resistance R1, electric capacity C1, diode VD1, inductance L1, audion VT1 and LED, it is characterised in that described diode VD1 negative pole connects power supply VCC respectively, electric capacity C1, chip U1 pin 6 and resistance R1, the electric capacity C1 other end connects diode VD1 positive pole and resistance R6 respectively, and chip U1 pin 3 connects electric capacity C2, and chip U1 pin 7 connects the resistance R1 other end respectively, chip U1 pin 8, chip U1 pin 1 and inductance L1, the inductance L1 other end connects the D pole of diode VD2 positive pole and metal-oxide-semiconductor VT1 respectively, the S pole ground connection of metal-oxide-semiconductor VT1, the G pole of metal-oxide-semiconductor VT1 connects earth resistance R4 and chip U1 pin 2 respectively, chip U1 pin 5 connects resistance R2 and resistance R3 respectively, and the resistance R3 other end connects diode VD2 negative pole respectively, band people C3 and inductance L2, the inductance L2 other end connects electric capacity C4 respectively, resistance R5, diode VD3 negative pole and output end vo, resistance R5 other end connecting luminous diode LED positive pole, LED negative pole connects diode VD3 positive pole respectively, the electric capacity C4 other end, the electric capacity C3 other end, the resistance R2 other end, chip U1 pin 4, the electric capacity C2 other end, the resistance R6 other end ground connection, chip U1 adopts MC34063A.

2. the computer power supply controller suitable in work station according to claim 1, it is characterised in that described diode VD1 is Zener diode.