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San Jing

SJ2822M Datasheet Preview

SJ2822M Datasheet

Dual Power Amplifier

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SAN JING ELECTRONICS CO.,LTD SJ2822M
DUAL POWER AMPLIFIER SJ2822M
GENERAL DESCRIPTION
The SJ2822M is a monolithic integrated circuit in 8 lead Minidip package. It is intended for use as dual audio
power amplifier in portable cassette tape players and radios.
l FEATURES
l Dual Low-voltage power amplifier
l Supply voltage down to 1.8V
l Low crossover distortion
l Low quiescent current
l Bridge or stereo configuration
BLOCK DIAGRAM
NF1 IN1
87
IN2 NF2
65
_+
BIAS
CIRCUIT
+_
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PINNING
12
OUT1 Vcc
3
OUT2
4
GND
URL:http://www.szsanjing.com
--------------- TEL: 0755-29663136
FAX: 0755-29663137---------------
page:1/6




San Jing

SJ2822M Datasheet Preview

SJ2822M Datasheet

Dual Power Amplifier

No Preview Available !

SAN JING ELECTRONICS CO.,LTD SJ2822M
MAXIMUM RATINGS
Characteristics
Supply Voltage
Output Peak Current
Total Power Dissipation(at Tamb=50°C)
Total Power Dissipation(at Tcase=50°C)
Operating Ambient Temperature Range
Storage Temperature Range
Symbol
Vcc
Ipk
PD
PD
Ta
Tstg
Value
15
1
1
1.4
-20~70
-40~150
Unit
V
A
W
W
°C
°C
ELECTRICAL CHARACTERISTICS
1.Stereo Test Circuit(Unless otherwise specified Vcc=6V,Tamb=25°C)
Characteristic
Symbol
Test Condition
Supply Voltage
Vcc
Quiescent Output Voltage
Quiescent Drain Current
Input Bias Current
Output Power
(Each Channel)
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Vo
Vcc=3V
Id
IBA
d=10% f=1kHz
Vcc=3V RL=4
Po d=10% f=1kHz
Vcc=9V RL=8
Distortion
Closed Loop Voltage Gain
Channel Balance
Input Resistance
Total Input Noise
Supply Voltage rejection
Channel Separation
Po=0.5W
THD
Avf
Avf
Ri
VNI
SVR
CSR
f=1kHz
f=1kHz
Rs=10k
Rs=10k
f=100Hz C1=C2=100
f=1kHz
Min. Typ. Max. Unit
1.8 12 V
2.7 V
1.2 V
6 9 mA
100 nA
110 mW
20
1
0.4 0.65
0.32
0.3
40
100
2
3
24 30
50
W
%
dB
1 dB
k
dB
dB
URL:http://www.szsanjing.com
--------------- TEL: 0755-29663136
FAX: 0755-29663137---------------
page:2/6


Part Number SJ2822M
Description Dual Power Amplifier
Maker San Jing
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