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BH6541KV – SERVO DRIVER
Pin
Name
Direction
Description
1
PVCC1_1
+A
power supply for H-bridge driver
2
PVCC1_2
+A
power supply for H-bridge driver
3
HBOUT1
servo driver
→
H-bridge driver output
4
HBOUT2
servo driver
→
H-bridge driver output
5
PGND1_1
GND
power ground
6
PGND1_2
GND
power ground
7
W_OUT
servo driver
→
spindle phase W
8
PVCC2
→
servo driver
power supply for spindle driver
9
V_OUT
servo driver
→
spindle phase V
10
PGND2
GND
power ground
11
U_OUT
servo driver
→
spindle phase U
12
PVCC3
→
servo driver
power supply for spindle driver
13
SPCOM
→
servo driver
motor coil center input terminal
14
SPWIN
→
servo driver
comparator input for SPIN detection (W-phase)
15
SPVIN
→
servo driver
comparator input for SPIN detection (V-phase)
16
SPUIN
→
servo driver
comparator input for SPIN detection (U-phase)
17
CST
→
servo driver
connection terminal of starting oscillating condenser
18
VCC
+2.6V
power supply for control block
19
GND
GND
ground
20
VG
→
servo driver
power supply for gate of power MOS
21
CSL2
→
servo driver
connection terminal 2 for slope capacitor
22
CSL1
→
servo driver
connection terminal 1 for slope capacitor
23
MUTE1
µP
→
servo driver
mute terminal for all
24
MUTE2
µP
→
servo driver
mute terminal for channel 1, 2, 3
25
VO3F
servo driver
→
channel 3 forward output
26
VO3R
servo driver
→
channel 3 reverse output
27
PVCC4
→
servo driver
power supply for H-bridge driver
28
PGND3
GND
power ground
29
C2N
→
servo driver
capacitor 2 connect pin for charge pump (-)
30
C2P
→
servo driver
capacitor 2 connect pin for charge pump (+)
31
C1N
→
servo driver
capacitor 1 connect pin for charge pump (-)
32
C1P
→
servo driver
capacitor 1 connect pin for charge pump (+)
33
VO2F
servo driver
→
channel 2 forward output
34
VO2R
servo driver
→
channel 2 reverse output
35
VO1F
servo driver
→
channel 1 forward output
36
VO1R
servo driver
→
channel 1 reverse output
37
PGND4
GND
power ground
38
EXTCLK
→
servo driver
synchronous clock terminal
39
IN1F
→
servo driver
channel 1 forward input
40
IN1R
→
servo driver
channel 1 reverse input
41
IN2F
→
servo driver
channel 2 forward input
42
IN2R
→
servo driver
channel 2 reverse input
43
IN3F
→
servo driver
channel 3 forward input
44
IN3R
→
servo driver
channel 3 reverse input
45
FG
servo driver
→
µP
FG output
46
HBIN
→
servo driver
H-bridge driver input
47
BRK
→
servo driver
brake terminal
48
VMON
→
servo driver
PVCC / 2 monitor terminal
3-2