Sony HBD-DZ310 - Page 62

HBD-DZ170/DZ171/DZ175/DZ310/DZ510/DZ610/DZ810
62
IC901 STR-F6138-LF1352 (POWER Board) (DZ170/DZ171/DZ175)
IC901 STR-F6168-LF1352 (POWER Board) (DZ310/DZ510/DZ610/DZ810)
OCP/SYNC
1
GND
2
D
3
VCC
4
FB/OLP
5
+
–
+
–
+
–
+
–
+
–
Delay
OVP
TSD
Delay
Reg2
Reg1
Reg3
Current mirror
POWER
MOS FET
Latch
OSC
Boottom Skip
Logic
OCP2
Logic
Internal
Bias
OCP1
Vocp
Rg3
Rg2
Rg1
OCP2
+
–
UVL0
ON=16V
OFF=10.5V
INH1
INH2
FB
Vth1
+
–
IOLP
Volp
Vth2
Vocp(BSIN,OUT)