APA2171O Просмотр технического описания (PDF) - Anpec Electronics
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APA2171O Datasheet PDF : 21 Pages
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APA2171
Typical Application Circuit (Cont.)
Line Driver Amplifier (Cont.)
3. Differential
RFB
R-CH
Input
L-CH
Input
CIN
1µF
RIN
CIN RIN
1µF
RFB
CIN
1µF RIN
RFB
CIN
RIN
1µF
Shutdown SDN
Control
RFB
RINN
RINP
LINP
LINN
RSD
100Ω
Thermal
and Over
Current
Protection
Shutdown
Circuit
ROUT
R-CH
Output
Under Voltage
Detection Circuit
Power
and
Depop
Circuit
Charge
Pump
LOUT
UVP
VDD
L-CH
Output R1
3kΩ
R3
50kΩ
R2
1kΩ
LDO
CPP
1µF
CCPF
1µF
CPN
System
Power
10µF
Second-Order Active Low-Pass Filter
1. Differential
GND PGND
VSS
CCPO
1µF
R-CH
Input
L-CH
Input
R2
C3
R1
C2
R1
C3
R2
C1
R3
R3
C1
RINN
RINP
C1
C3
R1
R2 R2 C1
C1
LINP
C2 R3
LINN
R1
C3
R3
C1
Shutdown SDN
Control
RSD
100Ω
Thermal
and Over
Current
Protection
Shutdown
Circuit
ROUT
Cout
220pF
R-CH
Output
Under Voltage
Detection Circuit
Power
and
Depop
Circuit
Charge
Pump
Cout
220pF
LOUT
UVP
VDD
L-CH
Output R1
3kΩ
R3
50kΩ
R2
1kΩ
LDO
CPP
1µF
CCPF
1µF
CPN
System
Power
10µF
GND PGND
VSS
CCPO
1µF
Copyright © ANPEC Electronics Corp.
11
Rev. A.4 - Aug., 2013
www.anpec.com.tw
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