43
5-5 IC BLOCK DIAGRAMS
2
5
SW
3
1
4
Vref
-
-
+
+
GND
1
2
3
7
5
-
+
-
+
6
4
3
2
6
7
1
5
Vsense
Remote
DVLD
Internal
OFF
Latch
Centre
Osc
SS
F/B
Timer
TSD
OCP
Control
Logic
Level
Shift
Sel=34v
ref 5v
15v/8v
Driver
Reg. 10v
18
8
14
16
15
10
12
11
9
A BOARD IC604 BA41W12ST-V5
A BOARD IC401/IC531 LM393DT
A BOARD IC601 MCZ3001D
A BOARD IC1201 TDA7497
9
8
11
5
Pwr Gnd
MUTE/STBY
PROTECTION
14
7
Sgn Gnd
1
+
-
+
-
10
60K
12
15
13
Pwr
Gnd
Vss