User Guide

73
Q704 : BD9781HFP
EN/SYNC
ON/OFF
Vref
ERROR AMP
PWM
TSD
CURRENT LIMT
LATCH
DRIVER
RESET
OSC
COMPARATR
SOFT
START
SW
GND
FB
RT
INV
V
IN
Vref
VIN
7
SYNC
L : OFF
H : ON
2
4
3
5
6
1
Pin No. Pin Name
1 VIN
2SW
3RT
4 GND
5FB
6 INV
7 EN/SYNC
FIN GND