- 74 -
3
1
2
+
-
REFERENCE
VOLTAGE
5
4
PWM COMP
1
2
+
-
+
-
ERROR AMP
ON/OFF
Vout
ON/OFF
Oadj
Vin
Vref
A BOARD IC6211/IC6212/IC6213 PQ1CG2032FZ
A BOARD IC6203/IC5600 BA033T/BA12T
SF BOARD IC5503 BA033T
D2 BOARD IC6803/IC6807 TLV431
+
-
Vref
REF
Cathode
Anode
1
2
4
3
8
7
5
6
D2 BOARD IC6801/IC6802 NJM2903/NJM2904