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LV4991TH 查看數據表(PDF) - SANYO -> Panasonic
零件编号
产品描述 (功能)
生产厂家
LV4991TH
Bi-CMOS IC For Portable Audio Equipment Monaural BTL Power Amplifier
SANYO -> Panasonic
LV4991TH Datasheet PDF : 11 Pages
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LV4991TH
Block Diagram and Sample Application Circuit
from CPU
from CPU
C4
1
µ
F
1 VREF
VCC
2
R4
CNT
10k
Ω
CONTROL
3
R3
STBY
10k
Ω
OUT2
4
BIAS
AMP2
5
GND
INPUT
AMP1
8
IN
7
VCC
OUT1
6
C3
0.33
µ
F
R1
22k
Ω
R2
22k
Ω
C2
0.1
µ
F
+
C1
VCC
2.2
µ
F
Test Circuit
SPEAKER
VCNT
VSTBH
1
µ
F
1 VREF
10k
Ω
2 CNT
10k
Ω
VSTBL
3 STBY
4 OUT2
5 GND
IN 8
VCC
7
OUT1 6
620
Ω
VIN
0.33
µ
F
22k
Ω
22k
Ω
0.1
µ
F
+
2.2
µ
F VCC
RADIATOR
FIN
8
Ω
No.A0743-4/11
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