JVC RX-5030VBK - Basic Operations: Volume, Headphones, and Muting; Adjusting the Volume

RX-5030VBK
(No.22025)1-15
4.3 BA033FP-X (IC681) : Regilator
• Pin layput • Block Diagram
4.4 BA033LBSG-W (IC683): Regulator
• Block diagram
1 2 3
1pin Vcc
2pin (FIN) GND
3pin OUT
REFERENCE
VOLTAGE
Vcc
3pin
OUT
GND 2pin
Vcc 1pin
Current limit circuit
&
Temperature protect circuit
Reference
voltage
+
5 OUT
Vcc 1
CTL 3
GND 2
4 C
-