lv4991m Sanyo Semiconductor Corporation, lv4991m Datasheet - Page 5

• Manufacturer Part Number: lv4991m
• Description: Bi-cmos Ic For Portable Audio Equipment Monaural Btl Power Amplifier
• Manufacturer: Sanyo Semiconductor Corporation

Pin Description
Pin No.
1
2
3
4
5
8
6
7
IN
STBY
VREF
CNT
OUT2
OUT1
GND
V CC
Symbol
V CC = 3.6V
Pin voltage
1.81
1.81
1.81
Input pin
•Standby mode at 0 to 0.3V
•Operation mode at 1.9 to VCC
(For connection of capacitor for filter)
•Second amplifier stopped at 0 to
Power amplifier output pin
Power pin
Standby pin
Ripple filter pin
Second amplifier stop control pin
Ground pin
0.3V
Description
LV4991M
2
3
4
V CC
V CC
1
21kΩ
11kΩ
+
-
10kΩ
Equivalent circuit
3kΩ
450kΩ
V CC
+
-
5
8
No.A1492-5/11
V CC
GND
V CC
GND
V CC
GND