双电机驱动原理图
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5
4
3
2
1
D
D
U1 IN1_OUTB R1 R2 10k 10k
VCC
VCC5V
2 3 6 5
R4 10k
VS IN INH IS SR OUT2 OUT1 GND
7 8 4 1
C1 + 0.1uF 16V I VCC
ห้องสมุดไป่ตู้
R3 10k
C2 0.1uF
BTN7971
EC1 22UF
EC2 22UF
VCC U2 IN2_OUTA R5 R6 10k 10k
2 4 6 8 11 13 15 17 1 19
1A1 1A2 1A3 1A4 2A1 2A2 2A3 2A4
1Y1 1Y2 1Y3 1Y4 2Y1 2Y2 2Y3 2Y4
18 16 14 12 9 7 5 3 20 10
IN2_OUTB IN2_OUTA IN1_OUTB IN1_OUTA
R7 10k
R16 10k
C8 0.1uF
BTN7971
B
U5 IN2_OUTB R13 R15 10k 10k
VCC
B
C7 + 0.1uF 16V I
VCC5V
2 3 6 5
R11 10k
VS IN INH IS SR OUT2 OUT1 GND
7 8 4 1
R17 10k
C9 0.1uF
MT1
MT2
MT3
MT4
BTN7971
A
A
Title 【岱默科技】BTS/BTN双电机驱动原理图 Size A3 Date: Document Number <Doc> Friday, November 22, 2013 Sheet 1 of 1 Rev v1
J2
VCC5V
C
1 2 3 4 5 6
1 2 3 4 5 6
VCC5V PWM2B PWM2A PWM1B PWM1A
U3
2 3 6 5
R8 10k
VS IN INH IS SR OUT2 OUT1 GND
7 8 4 1
C3 + 0.1uF 16V I VCC J1
C
1 2 3 4 5 6
HEADER6X1
C4 0.1uF
BTN7971
1G VCC 2G GND
74HC244
VCC5V VCC
1 2 3 4 5 6
HEADER6X1
U4 IN1_OUTA R12 R14 10k 10k
VCC5V
2 3 6 5
R10 10k
VS IN INH IS SR OUT2 OUT1 GND
7 8 4 1
C6 + 0.1uF 16V I
4
3
2
1
D
D
U1 IN1_OUTB R1 R2 10k 10k
VCC
VCC5V
2 3 6 5
R4 10k
VS IN INH IS SR OUT2 OUT1 GND
7 8 4 1
C1 + 0.1uF 16V I VCC
ห้องสมุดไป่ตู้
R3 10k
C2 0.1uF
BTN7971
EC1 22UF
EC2 22UF
VCC U2 IN2_OUTA R5 R6 10k 10k
2 4 6 8 11 13 15 17 1 19
1A1 1A2 1A3 1A4 2A1 2A2 2A3 2A4
1Y1 1Y2 1Y3 1Y4 2Y1 2Y2 2Y3 2Y4
18 16 14 12 9 7 5 3 20 10
IN2_OUTB IN2_OUTA IN1_OUTB IN1_OUTA
R7 10k
R16 10k
C8 0.1uF
BTN7971
B
U5 IN2_OUTB R13 R15 10k 10k
VCC
B
C7 + 0.1uF 16V I
VCC5V
2 3 6 5
R11 10k
VS IN INH IS SR OUT2 OUT1 GND
7 8 4 1
R17 10k
C9 0.1uF
MT1
MT2
MT3
MT4
BTN7971
A
A
Title 【岱默科技】BTS/BTN双电机驱动原理图 Size A3 Date: Document Number <Doc> Friday, November 22, 2013 Sheet 1 of 1 Rev v1
J2
VCC5V
C
1 2 3 4 5 6
1 2 3 4 5 6
VCC5V PWM2B PWM2A PWM1B PWM1A
U3
2 3 6 5
R8 10k
VS IN INH IS SR OUT2 OUT1 GND
7 8 4 1
C3 + 0.1uF 16V I VCC J1
C
1 2 3 4 5 6
HEADER6X1
C4 0.1uF
BTN7971
1G VCC 2G GND
74HC244
VCC5V VCC
1 2 3 4 5 6
HEADER6X1
U4 IN1_OUTA R12 R14 10k 10k
VCC5V
2 3 6 5
R10 10k
VS IN INH IS SR OUT2 OUT1 GND
7 8 4 1
C6 + 0.1uF 16V I