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Wuxi Youda Electronics |
.comYOUDA INTEGRATED CIRCUIT
YD8207
Sheet4UDUAL AUDIO POWER AMPLIFIER-YD8207
.DataDESCRIPTION
wwYD8207 is an audio power IC with built-in two channels developed for portable radio cassette tape recorder.
wBecause of the parts reduction and SIP(Single In line Package), space merit is remarkable. Thermal shut down
protection circuit is built in.
omFEATURES
.c*High Power: Po(1)=2.5W/CH(Typ.) (Vcc=9V, RL=4Ω, f=1kHz, THD=10%)
Po(2)=4.6W/CH(Typ.) (Vcc=12V, RL=4Ω, f=1kHz, THD=10%)
U*Low popping noise at power ON.
*Small quiescent current: Iccq=19mA(Typ.) (Vcc=9V, Vin=0)
t4*Soft clip
*Built-in thermal shut down protection circuit
e*Operation supply voltage range: Vcc=6V 15V
e*Best for supply voltage: 9V or 12V
taShBLOCK DIAGRAM
.Da+ +
__
wwwVstb FIL
GND
Vcc
1 2 3 4 5 6 7 8 9 10 11 12
heet4U.comWuXi YouDa Electronics Co., Ltd
taSAdd: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China
aTel: 86-510-5205117 86-510-5205108 Fax: 86-510-5205110
Website: www.e-youda.com
.DSHENZHEN OFFICE Tel 86-755-83740369 13823533350 Fax 86-755-83741418
wwwVer 3.1
1 of 3
2004-9-20
YOUDA INTEGRATED CIRCUIT
YD8207
ABSOLUTE MAXIMUM RATINGS Tamb=25
PARAMETER
Supply Voltage
Output Peak Current
Power Dissipation
Operating Temperature
Storage Temperature
SYMBOL
VCC
Iop
PD
Topr
Tstg
VALUE
20
2.5
12.5
-20 +75
-55 +150
UNIT
V
A
W
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, VCC=9V, RL=4 , Rg=600 , f=1kHz, Tamb=25
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
Quiescent Current
Iccq
Vin=0
Output Power
Total Harmonic
Distortion
Voltage Gain
Po
THD
GV
THD=10%
Vcc=12V, THD=10%
Po=1W/CH
Rf=120Ω Vo=0dBm
Rf=0 Vo=0dBm
2.0
43
Input Resistance
Output Noise Voltage
Ripple Rejection Ratio
Cross Talk
Input Offset Voltage
Zi
VNO
RR
CT
V5,V7
Rg=0
BW=20Hz 20kHz
f=100Hz Rg=600Ω
Vr=0.2Vrms
Rg=600Ω, f=1kHz,
Vo =0dBm
Standby Current
ISBY
TYP
19
2.5
4.6
0.2
45
56
30
0.3
54
60
20
1
MAX UNIT
45 mA
W
1.0 %
47
dB
kΩ
1.0 mVs
dB
dB
60 mV
A
WuXi YouDa Electronics Co., Ltd
2 of 3
Website: www.e-youda.com
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