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Wuxi Youda electronics |
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YOUDA INTEGRATED CIRCUIT
YD2822
DUAL CHANNEL POWER AMPLIFIER——YD2822
DESCRIPTION
The YD2822 is a monolithic integrated audio amplifier in a 8-pin plastic dual in line package. It is designed for
portable cassette players and radios.
FEATURES
*Wide operating supply voltage :VCC=1.8V~15V
*Low crossover distortion
*Low quiescent circuit current
*Bridge/stereo configuration
BLOCK DIAGRAM
87
_+
65
+_
Vcc GND
1 23 4
ABSOLUTE MAXIMUM RATINGS (Tamb=25℃)
PARAMETER
Supply Voltage
Output Peak Current
Power
Dissipation
Tamb=50℃
Tcase=50℃
Operating Temperature
Storage Temperature
SYMBOL
Vcc
Iop
PD
Topr
Tstg
VALUE
15
1.0
1.0
1.4
-20~+ 70
-40~+150
UNIT
V
A
W
℃
℃
WuXi YouDa Electronics Co., Ltd
Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China
Tel: 86-510-85205117 86-510-85205106 Fax: 86-510-85205110
Website: www.e-youda.com
SHENZHEN OFFICE Tel: 86-755-83740369 Fax: 86-755-83741418
Ver 5.0
1 of 5
2006-06-28
www.DataSheet4U.com
YOUDA INTEGRATED CIRCUIT
YD2822
ELECTRICAL CHARACTERISTICS
(Vcc=6V, Tamb=25℃, all voltage referenced to GND, Unless otherwise specified)
STEREO APPLICATION
PARAMETER
Operating Supply
Voltage
Quiescent Circuit
Output Voltage
Input Bias Current
Quiescent Circuit
Current
SYMBOL
VCC
VO
IB
Iccq
Output Power
Po
Total Harmonic
Distortion
Closed Loop
Voltage Gain
Channel Balance
Input Resistance
Input Noise
Voltage
Ripple Rejection
Cross Talk
THD
GV
ΔGV
Zi
VNI
RR
CT
TEST CONDITIONS
VCC=3V
VCC=9V
VCC=6V
RL=32Ω VCC=4.5V
VCC=3V
f=1kHz
THD=10 RL=16Ω
VCC=2V
VCC=6V
%
RL=8Ω
VCC=9V
VCC=6V
VCC=6V
RL=4Ω VCC=4.5V
VCC=3V
RL=32Ω,PO=40mW
RL=16Ω,PO=75mW
RL=8Ω,PO=150mW
f=1kHz
f=1kHz
Rg=10kΩ
BPF=20Hz~20kHz
f=100Hz C1=C2=100μF
f=1kHz
MIN
1.8
90
15
170
300
450
37
100
24
TYP MAX UNIT
2.7
1.2
100
6
300
120
60
20
5
220
1000
380
650
320
110
0.2
0.2
0.2
39
15
9
41
±1
2.5
V
V
V
nA
mA
mW
%
dB
dB
kΩ
μV
30 dB
30 dB
WuXi YouDa Electronics Co., Ltd
2 of 5
Website: www.e-youda.com
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