BJT/MOSFET DC Motor Driver

Ongoing

STD BJT/MOSFET DC Motor Driver

License: MIT

Mode:

Editors' pick

Update time： 2024-10-30 21:41:56

Creation time： 2022-02-19 18:36:06

Description

Fully isolated DC driver for collector motors 3..9 Amps

Specifications:

- Vin 10..20 V;

- PWM(EN pin, active LOW level) up to 1 KHz(with PC817 optocoupler);

- Current 2..4 A(Q1, Q4 - TIP122 / Q2, Q3 - TIP127, FU1 5A), 3..9 A(Q10, Q6 - IRF9540 / Q9, Q5 -IRF540, FU1 10A);

- PCB have are 800x522mm, one(blue) or two Layers. The minimum track size is 0.254 mm;
- Project have are Proteus 8.11 model:

Design Drawing

schematic diagram

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PCB

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BOM

ID	Name	Designator	Footprint	Quantity
1	100nF	C1,C5	AXIAL-0.4 10K	2
2	470uF	C2	CAP-TH_BD8.0-P3.50-D0.6-FD	1
3	UF4007	D1,D2,D3,D4,D11,D12,D13,D14	DO-41_BD2.4-L4.7-P8.70-D0.9-RD	8
4	SR560	D5	DO-201AD_BD5.3-L8.4-P12.50-D1.4-FD	1
5	5/10A	FU1	FUSE-TH_BD5.2-L20.0-P24.00-D0.7	1
6	HDR-M-2.54_1x3	J1,J3	HDR-M-2.54_1X3	2
7	CONN-TH_2P-P5.00	P1,P2,P5	CONN-TH_2P-P5.00	3
8	TIP122	Q1,Q4	TO-220-3_L9.9-W4.5-P2.54-L	2
9	TIP127	Q2,Q3	TO-220-3_L9.9-W4.5-P2.54-L	2
10	IRF540	Q7,Q11	TO-220-3_L9.9-W4.5-P2.54-L	2
11	IRF9540	Q8,Q12	TO-220-3_L9.9-W4.5-P2.54-L	2
12	1k	R1,R4,R9,R10,R13,R27,R32,R33	AXIAL-0.4 10K	8
13	10k	R2,R5,R7,R8,R26,R28,R31,R34	AXIAL-0.4 10K	8
14	470	R3,R6,R11,R12,R29,R30,R35,R36	AXIAL-0.4 10K	8
15	PC817C	U1,U2,U3,U4,U9,U10,U11,U12	DIP-4_L6.4-W4.6-P2.54-LS7.6-BL	8