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零件编号
产品描述 (功能)
OM9373 查看數據表(PDF) - Omnirel Corp => IRF
零件编号
产品描述 (功能)
生产厂家
OM9373
FULL-FEATURED POWER MODULE FOR DIRECT DRIVE OF 3-PHASE BRUSHLESS DC MOTORS
Omnirel Corp => IRF
OM9373 Datasheet PDF : 12 Pages
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OM9373
Fig 3: Optional Start-Up Circuit
+15V
3.24k
COMMAND
1k
1.50k
FROM MOTOR HALL SENSORS
H3
H2
H1
10uF
+
.1uF
.1uF
10k
.1uF
4700pF
232
232
1
Vcc
2
3
EA1-
4
EA2+
EA1+
5
VREF
6
7
EA2-
EA2_OUT
8
EA1_OUT
9
10
PWM_IN
OSCILLATOR
11
I_SENSE
12
13
ISH
ISL
14
QUAD_SEL
15
16
TACH_OUT
BRAKE
17
OV_COAST
18
19
SOFT_START
GROUND
20
H3_HALL_INPUT
21
22
H2_HALL_INPUT
23
H1_HALL_INPUT
SPEED_IN
24
DIRECTION
25
26
CSH
CSL
43
V_MOTOR
42
PHASE_A_OUT
41
PHASE_A_OUT
40
SOURCE_A
39
SOURCE_A
38
V_MOTOR
37
PHASE_B_OUT
36
PHASE_B_OUT
35
SOURCE_B
34
SOURCE_B
33
V_MOTOR
32
PHASE_C_OUT
31
PHASE_C_OUT
30
N/C
29
SOURCE_C
28
MOTOR_RETURN
27
MOTOR_RETURN
V_MOTOR
C_BUS
+
C_FILT
MOTOR
H1
H2
H3
HALL SENSORS
Fig 4: Implementation of a Voltage-Mode Controller
2.1 - 11
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