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Wuxi Youda electronics
Wuxi Youda electronics


YD2073

DUAL CHANNEL POWER AMPLIFIER



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YOUDA INTEGRATED CIRCUIT
YD2073
DUAL CHANNEL POWER AMPLIFIER——YD2073
DESCRIPTION
The YD2073 is a monolithic integrated audio amplifier in a 8-pin plastic dual in line package. It is designed for
mini cassette players and radios.
FEATURES
*Wide operating supply voltage :VCC=1.8V5V
*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
Operating Temperature
Storage Temperature
SYMBOL
Vcc
Iop
PD
Topr
Tstg
VALUE
6
500
300
-20~+ 70
-40~+150
UNIT
V
mA
mW
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
Tel86-755-83740369 Fax86-755-83741418
Ver 5.0
1 of 5
2006-06-28



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YD2073 pdf
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YOUDA INTEGRATED CIRCUIT
YD2073
ELECTRICAL CHARACTERISTICS
(Vcc=3.0V, Tamb=25, all voltage referenced to GND, Unless otherwise specified)
STEREO APPLICATION
PARAMETER
Operating Supply
Voltage
Quiescent Circuit
Current
Output Power
SYMBOL
VCC
Iccq
Po
TEST CONDITIONS
f=1kHz
THD=10
%
VCC=4.5VRL=32
VCC=3VRL=8
VCC=3VRL=4
MIN
1.8
45
45
90
TYP MAX UNIT
5V
6 9 mA
60
60 mW
100
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
RL=32PO=30mW
RL=8PO=30mW
RL=4PO=50mW
f=1kHz
f=1kHz
Rg=10kΩ
BPF=20Hz20kHz
f=100Hz
f=1kHz
0.2 1.0
0.2 1.0
%
0.2 1.0
37 39 41 dB
±1 dB
100 kΩ
2.5 μV
24 30
30
dB
dB
WuXi YouDa Electronics Co., Ltd
2 of 5
Website: www.e-youda.com



Part Number YD2073
Description DUAL CHANNEL POWER AMPLIFIER
Maker Wuxi Youda electronics - Wuxi Youda electronics
Total Page 5 Pages
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