YD2025 Datasheet, PDF (2/4 Pages) Wuxi Youda electronics Co.,LTD – 2.3W STEREO AUDIO AMPLIFIER

YOUDA INTEGRATED CIRCUIT
YD2025
ABSOLUTE MAXIMUM RATINGS (Tamb=25℃)
PARAMETER
Supply Voltage
Output Peak Current
Power
Dissipation
80*60*1.2mm³ PCB
No Heat Sink
Ambient operating temperature
Storage Temperature
SYMBOL
Vcc
Io
P_D1
P_D2
Topr
Tstg
VALUE
15
1.5
3.0
1.5
-20～+75
-40～+150
UNIT
V
A
W
W
℃
℃
Electrical CHARACTERISTICS
(Tamb=25℃, Vcc=9V, f=1kHz, Stereo, Unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Supply Voltage
Quiescent Current
Quiescent Output
Voltage
Voltage Gain
Voltage Gain Difference
Input Impedance
Vcc
Iccq
Vo
Gv
ΔGv
Zi
Output Power
(STEREO)
Output Power
(BTL)
Distortion
Supply Voltage
Rejection
Input Noise Voltage
Po
(THD
=10%)
THD
RR
V_NI
Cross-Talk
CT
Stereo
Bridge
Vcc=9V, R_L=4Ω
Vcc=9V, R_L=8Ω
Vcc=6V, R_L=4Ω
Vcc=6V, R_L=8Ω
Vcc=3V, R_L=4Ω
Vcc=9V, R_L=8Ω
Vcc=6V, R_L=4Ω
Stereo ,R_L=4Ω, Po=250mW
BTL,R_L=8Ω, Po=250mW
Rg=0, G_V=45dB,
Vr=150mV, f=100Hz
G_V=45dB,
BPF=20Hz
～20kHz
Rg=0
Rg=10kΩ
Rg=10kΩ, f=1kHz,
R_L=4Ω, Po=1W
NIN TYP MAX UNIT
3
12
V
40 50 mA
4.5
V
43 45 47
dB
49 51 53
±1 dB
30
kΩ
1.7 2.3
W
1.3
W
0.7 1
W
0.6
W
0.1
W
4.7
W
2.8
W
0.3 1.5
%
0.5
%
40 46
dB
1.5 3
μV
3
6
μV
40 55
dB
WuXi YouDa Electronics Co., Ltd
2 of 4
Website: www.e-youda.com