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IC903 VHiAN80T53/-1: Multi Regulator (AN80T53)
Pin No.
Terminal Name
1
REG4 Output
2
REG3 Output
3
VCC
4
GND
5
MODE 1
6
REG2 Output
7
REG1 Output
Peak Current Protection,
Thermal Protection,
Load Short Protection.
Outputs
+
Prc
-
Drive
5
2
MODE1
REG3
SW
13V
5.1V power supply with a minimum peak out current of 1200mA.
13V power supply with a minimum peak out current of 1350mA.
Connected to Power supplies.
Connected to the IC substrate.
REG1, REG2,REG3 and REG4 outputs are turned ON when this pin is 5V.
10V power supply with a minimum peak out current of 800mA.
8.5V power supply with a minimum peak out current of 700mA.
+
Prc
-
Drive
Reference
Voltage
3
4
1
VCC
GND
REG4
5.1V
Figure 8-2 BLOCK DIAGRAM OF IC
Function
+
Prc
+
-
-
Drive
Drive
7
REG1
8.5V
8 – 3
CD-SW250DVD
Prc
6
REG2
10.0V
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