Sony CDX-GT730UI Service Manual page 37

IC801 TPS40200DRG4 (MAIN Board (3/4))
RC 1
SS 2
SOFT-START
OVERCURRENT
COMP 3
FB 4
IC802 TPS2051BDRG4 (MAIN Board (3/4))
GND 1
IN 2
CHARGE
PUMP
IN 3
EN 4
UVLO
IC852 NJM2377M(TE2) (MAIN Board (3/4))
8 7
VREF
OSC
U.VLO
ER.AMP
0.52V
1 2
UVLO
OSC
E/A AND SS
REFERENCE
AND
700mV
ENABLE E/A
CS
CURRENT
DRIVER
LIMIT
THERMAL
SENSE
6 5
30A
L.O
S.C.P
PWM
3
CDX-GT730UI/GT737UI/GT780UI
PWM
DRIVER
LOGIC
OUT
8
7
OUT
6
OUT
OC
5
4
8 VCC
7 ISNS
6
DRV
5 GND
37