OM9375 International Rectifier Corp., OM9375 Datasheet - Page 11
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OM9375
Manufacturer Part Number
OM9375
Description
25 Amp. Push-pull 3-phase Brushless Dc Motor Controller/driver Module In A Power Flatpack
Manufacturer
International Rectifier Corp.
Datasheet
1.OM9375.pdf
(12 pages)
FROM MOTOR HALL SENSORS
+15V
H3
H2
H1
1k
3.24k
1.50k
COMMAND
Fig 4: Implementation of a Voltage-Mode Controller
4700pF
10uF
.1uF
+
Fig 3: Optional Start-Up Circuit
232
232
.1uF
10k
.1uF
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
1
2
3
4
5
6
7
8
9
Vcc
EA1-
EA2+
EA1+
VREF
EA2-
EA2_OUT
EA1_OUT
PWM_IN
OSCILLATOR
I_SENSE
ISH
ISL
QUAD_SEL
TACH_OUT
BRAKE
OV_COAST
SOFT_START
GROUND
H3_HALL_INPUT
H2_HALL_INPUT
H1_HALL_INPUT
SPEED_IN
DIRECTION
CSH
CSL
2.1 - 11
MOTOR_RETURN
MOTOR_RETURN
PHASE_A_OUT
PHASE_A_OUT
PHASE_B_OUT
PHASE_B_OUT
PHASE_C_OUT
PHASE_C_OUT
SOURCE_A
SOURCE_A
SOURCE_B
SOURCE_B
SOURCE_C
V_MOTOR
V_MOTOR
V_MOTOR
N/C
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
C_BUS
+
HALL SENSORS
C_FILT
V_MOTOR
H1
H2
H3
MOTOR
OM9375