lv4991th Sanyo Semiconductor Corporation, lv4991th Datasheet - Page 5

• Manufacturer Part Number: lv4991th
• Description: For Portable Audio Equipment Monaural Btl Power Amplifier
• Manufacturer: Sanyo Semiconductor Corporation

Pin Description
Pin No.
8
3
1
2
4
6
5
7
IN
STBY
VREF
CNT
OUT2
OUT1
GND
V CC
Symbol
V CC = 3.6V
Pin voltage
impression
impression
impression
Voltage
Voltage
Voltage
(3.6)
1.81
1.81
1.81
0
Input pin
Standby pin
•Standby mode at 0 to 0.3V
•Operation mode at 1.9 to VCC
(For connection of capacitor for filter)
Second amplifier stop control pin
•Second amplifier stopped at 0 to
Power amplifier output pin
Power pin
Ripple filter pin
Ground pin
0.3V
Description
LV4991TH
3
1
2
V CC
V CC
8
21kΩ
+
-
11kΩ
10kΩ
3kΩ
Equivalent circuit
V CC
450kΩ
-
+
4
6
No.A0743-5/11
V CC
GND
V CC
GND
V CC
GND