FAN8725 (KA3025)
Pin Definitions (Continued)
Pin Number
34
35
36
37
Pin Name
DO4 -
DO5+
DO5-
PGND3
I/O
Pin Function Description
O
Channel 4 output (−)
O
Channel 5 output (+)
O
Channel 5 output (−)
-
CH3/CH4/CH5 power ground
38
IN5
I
OP-Amp CH 5 input(-)
39
OUT5
O
OP-Amp CH 5 output
40
VM3
-
CH3/CH4/CH5 power supply
41
SVCC2
42
VREF
43
SB
44
PS
45
ECR
46
EC
47
PC1
48
VH
-
CH Signal supply voltage
I
BTL reference voltage
I
Short brake
I
Power save
I
Torque control reference
I
Torque control
-
Phase compensation capacitor
I
Hall bias
Notes:
BTL drive part symbol(+,- outputs of drives) is determined according to the polarity of input pin.
(For example, if the voltage of pin 24 is high, the output of pin 26 is high)
4