Ic Block Diagrams - Sony KF-50SX300 Service Manual

5-5 IC BLOCK DIAGRAMS

A BOARD IC2500 TDA7269
+
7
-
9
-
+
11
A BOARD IC6208 PQ1CG2032FZ
Vin
1
A BOARD IC6201 BA033T
REFERENCE
1
VOLTAGE
4
8
2
10
2
ON/OFF
PWM COMP
+
-
- 56 -
-
+
Vout
ON/OFF
ERROR AMP
Oadj
-
+
Vref
3
2
5
4