Sharp CD-MPS700 Service Manual page 85

IC851 VHIAN80T53/-1: Multi Regulator (AN80T53)
Pin Terminal Name
No.
1 REG4 Output 5.1 V power supply with a minimum peak out current of 1200 mA.
2 REG3 Output 13 V power supply with a minimum peak out current of 1350 mA.
3 VCC Connected to Power supplies.
4 GND Connected to the IC substrate.
5 MODE 1 REG1, REG2,REG3 and REG4 outputs are turned ON when this pin is 5 V.
6 REG2 Output 10 V power supply with a minimum peak out current of 800 mA.
7 REG1 Output 8.5 V power supply with a minimum peak out current of 700 mA.
Peak Current Protection,
Thermal Protection,
Load Short Protection.
+
-
5
MODE1
Function
Out puts
Prc Prc
+
-
Drive Drive
Reference
Voltage
2 3 4
REG3 VCC GND
13V
Figure 8-9 BLOCK DIAGRAM OF IC
Prc
+
-
Drive
1 7
REG4 REG1
5.1V 8.5V
8 – 9
CD-MPS700
Prc
+
-
Drive
6
REG2
10.0V