LV49821VH 데이터 시트보기 (PDF) - ON Semiconductor
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LV49821VH Datasheet PDF : 15 Pages
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Pin Function
Pin No. Pin name
1 IN1
8 IN2
Pin voltage
VCC =5V
2.5V
2.5V
LV49821VH
Function
Power amplifier input pin (1ch).
Power amplifier input pin (2ch).
Equivalent circuit
VCC
VCC
81
VREF2
2 STBY
External apply
Standby control pin.
• Standby mode (0 to 0.3V)
• Operation mode (1.6V to VCC)
3 BEEP
4 VREF
2.5V
2.5V
Beep signal input pin.
Reference voltage pin.
5 PRE-GND
0V
Pre-stage block ground pin
6 A2CNT
External apply 2nd amplifier stop control pin.
7 NC
9 OUT2-1
13 OUT1-1
−
2.5V
2.5V
Unused pin.
BTL 1st output pin (2ch).
BTL 1st output pin (1ch).
10 OUT2-2
12 OUT1-2
2.5V
2.5V
BTL 2nd output pin (2ch).
BTL 2nd output pin (1ch).
VCC
30kΩ
2
GND
VCC
BIAS
VCC
VREF
VREF2
GND
VCC
3
50kΩ
4
450kΩ
GND
VCC
VCC
6
GND
VCC
VREF2
VCC
15kΩ
9 13
GND
VCC
VREF
VCC
10 12
11 VCC
External apply Power supply pin.
FIN PWR-GND
0V
Power system ground pin, Radiation fin.
GND
No.A1468-6/15
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