参数资料
型号: YD34119
厂商: Wuxi Youda electronics Co.,LTD.
元件分类: 音频放大器
英文描述: LOW POWER AUDIO AMPLIFIER
中文描述: 低功耗音频放大器
文件页数: 3/4页
文件大小: 89K
代理商: YD34119
YOUDA INTEGRATED CIRCUIT
YD34119
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Open Loop Gain of
Amp 1
Gvo
80
dB
Close Loop Gain of
Amp 2
Gv
Vcc=6.0V,f=1.0kHz,RL=32Ω
-0.35
0
0.35
dB
Vcc=3.0V, RL=16Ω, THD≤10%
55
Vcc=6.0V, RL=32Ω, THD≤10%
250
Output Power
Po
Vcc=12.0V, RL =100Ω,
THD≤10%
400
mW
Vcc=6.0V, RL =32Ω, Po=125mW
0.5
1.0
Vcc≥3.0V, RL =8Ω, Po=20mW
0.5
Total Harmonic
Distortion
THD
Vcc≥12V, RL =32Ω, Po=200mW
0.6
%
Gain Bandwidth
BW
1.5
MHz
C1=∞,C2=0.01μF
50
C1=0.1μF,C2=0,f=1.0kHz
12
Power Supply
rejection
RR
(Vcc=6.0V,
Δ=3.0V)
C1=1.0μF,C2=0.01μF,f=1.0kHz
52
dB
Muting
GMUT
Mute=2.0V, Vcc=6.0V,
1.0kHz<f<20kHz,
70
dB
APPLICATION CIRCUIT
125k
50k
4k
BIAS
1
2
3.0k
+
10μ
+
10μ
+
4.7μ
7
4
3
6
5
8
1
2
75k
SPEAKER
AUDIO IN
Ci
Ri
Vin+
Vin-
FC
GND
CD
Vo+
Vo-
Vcc
Rf
50k
Vcc
0.1μ
+
100μ
WuXi YouDa Electronics Co., Ltd
3 of 4
Website: www.e-youda.com
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