Laboratory power supply - EasyEDA open source hardware lab

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STD Laboratory power supply

License: Public Domain

Mode: Editors' pick

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Update time： 2022-01-15 18:21:55

Creation time： 2019-09-01 08:57:08

Description

Here is a version of the printed circuit board to the circuit of the laboratory power source according to A.I. Beletsky, Krasnodar https: //xn--90ahjpmdedd.xn--p1ai/statji14.htm

Design Drawing

schematic diagram

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PCB

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Laboratory power supply PCB
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Laboratory power supply v1
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Шаблон
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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity
1	100nF	C8,C24,C18	МПТ-96 0.1*250В	3
2	OP07CP	U4,U5,U6,U7	DIP-8_8PIN-LS7.62-L10.92-W7.62-PITCH2.54	4
3	1uF	C11	К73-17 1.0*250В	1
4	1N4148	VD5,VD3,VD4	DO-35	3
5	L7805CV	U1	TO-220(TO-220-3)	1
6	КТ972A	Q1	TO-126(КТ-27)	1
7	20K	R2,R6	МЛТ0.125	2
8	15K	R5	МЛТ0.125	1
9	1K	R10,R23,R22,R8,R14,R15,R20,R17	МЛТ0.125	8
10	10K	R9,R18	МЛТ0.125	2
11	100K	R21,R16,R13,R12	МЛТ0.125	4
12	300	R3	МЛТ0.125	1
13	1000uF	C5	К50-35 D=13	1
14	2K	R11	МЛТ0.25	1
15	470	R19	МЛТ0.25	1
16	1.3K	R1	МЛТ-2	1
17	6800uF	C7,C6	ECAP 6800*50V	2
18	470uF	C4	К50-35 D=10	1
19	20K	VR1	POTENTIOMETER SP5-2 (СП5-2)	1
20	100nF	C23,C19,C2,C3	К73-17 0.1*250V	4
21	"+" output	P12	HDR-1X1/2.54	1
22	Output	P19	HDR-1X1/2.54	1
23	Shunt	P21,P20	HDR-1X1/2.54	2
24	+5V out	P1	HDR-1X1/2.54	1
25	-12V out	P22	HDR-1X1/2.54	1
26	Ext gen input	P18,P15	HDR-1X1/2.54	2
27	+12V out	P23	HDR-1X1/2.54	1
28	Voltage var	P11,P14	HDR-1X1/2.54	2
29	Current var	P10,P8,P17	HDR-1X1/2.54	3
30	GND	P9,P5,P4	HDR-1X1/2.54	3
31	+V in	P7	HDR-1X1/2.54	1
32	"0V" output	P13	HDR-1X1/2.54	1
33	0V in	P6	HDR-1X1/2.54	1
34	~20V	P2,P3	HDR-1X1/2.54	2
35	LED "U", "I"	P16	HDR-1X1/2.54	1
36	1K0.5W	R7,R4	МЛТ-0.5	2
37	L7812CV	U2	TO-220(TO-220-3)	1
38	150nF	C10,C13,C12	КМ6Б Н50 0.15 МКФ	3
39	L7912CV	U3	TO-220(TO-220-3)	1
40	100nF	C25,C22,C21,C27,C20,C17,C26,C16	КМ5Б	8
41	47nF	C1,C28	К73-17 47NF 250V	2
42	Д818Е	VD2,VD1	КД-8	2
43	РЭС49	REL1	РЭС49 PCB	1
44	10uF	C14,C15,C9	К50-35 D=5.25 H=11	3
45	W04M	BD1	BRIDGE	1

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Project Members

zvezda0324

Юрий Весневский

Description Design Drawing BOM Attachments Members Comments