YD7000 Datasheet, PDF (2/4 Pages) Weida Semiconductor, Inc. – POWER AMPLIFIER FOR HEADPHONE STEREOS

YOUDA INTEGRATED CIRCUIT
YD7000
ABSOLUTE MAXIMUM RATINGS (Tamb=25℃)
PARAMETER
Supply Voltage
Allowable Power Dissipation
Operating Temperature
Storage Temperature
SYMBOL
Vcc
P_D
Topr
Tstg
VALUE
4.5
300
-20～+75
-40～+125
UNIT
V
mW
℃
℃
RECOMMENDED OPERATING CONDITIONS (Tamb=25℃)
PARAMETER
Supply Voltage
Operating Voltage Range
Recommended Load Resistance
SYMBOL
Vcc
Vcc
R_L
VALUE
3.0
1.6～4.0
16～32
UNIT
V
V
Ω
ELECTRICAL CHARACTERISTICS
(Tamb=25℃, RL=16Ω, Rg=600Ω, See specified Test Circuit.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Quiescent Current
Voltage Gain
Icco(1)
Icco(2)
Vcc=2.4V, quiescent
Vcc=4.5V, pin10→GND
5.4 10 mA
1.1 2.0 mA
Icco(3)
Vcc=4.5V, pin1→GND
1.0 μA
Gv(1)
Vcc=2.4V, f=1kHz, Vo=-10dBm 30
32
34
dB
Voltage Gain
Difference
Total Harmonic
Distortion
Output Power
Gv(2)
Vcc=1.6V, f=1kHz, Vo=-20dBm 29
32
34
dB
ΔGv(1) Vcc=2.4V, f=1kHz, Vo=-10dBm
1.0 dB
ΔGv(2) Vcc=1.6V, f=1kHz, Vo=-20dBm
1.0 dB
THD
Vcc=2.0V, f=1kHz,Po=1mW
0.5 1.5
%
Po
Vcc=3.0V, f=1kHz, THD=10% 20
40
mW
WuXi YouDa Electronics Co., Ltd
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