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APA2178 Datasheet(PDF) 13 Page - Anpec Electronics Coropration

Part # APA2178
Description  100mW Stereo Cap-Free Headphone Driver
PDF  30 Pages
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Manufacturer  ANPEC [Anpec Electronics Coropration]
Direct Link  http://www.anpec.com.tw
Logo ANPEC - Anpec Electronics Coropration

APA2178 Datasheet(HTML) 13 Page - Anpec Electronics Coropration

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Copyright
© ANPEC Electronics Corp.
Rev. A.3 - Jul., 2009
www.anpec.com.tw
13
APA2178
Crosstalk vs. Frequency
Output Noise Voltage vs. Frequency
THD+N vs. Output Voltage
THD+N vs. Output Power
Typical Operating Characteristics (Cont.)
THD+N vs. Output Power
THD+N vs. Frequency
-120
+0
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
20
20k
100
1k
10k
Frequency (Hz)
V
DD=3.3V
R
L=10kΩ
C
in=1µF
V
O=0.23Vrms
BW<80kHz
Left to Right
Right to Left
0.01
10
0.1
1
1m
60m
10m
Output Power (W)
V
DD=1.8V
R
L=32Ω
C
in=1µF
BW<80kHz
f
in=1kHz
f
in=20Hz
f
in=20kHz
Output Power (W)
0.01
10
0.1
1
0
36m
6m
12m
18m
24m
30m
V
DD=1.8V
f
in=1kHz
R
L=32Ω
C
in=1µF
BW<80kHz
Stereo, in
Phase
Stereo, 180o
out of Phase
Mono
0.001
10
0.01
0.1
1
20
20k
100
1k
10k
Frequency (Hz)
V
DD=1.8V
R
L=32Ω
C
in=1µF
P
O=9mW
BW<22kHz
Left Channel
Right Channel
1
µ
50
µ
10
µ
20
20k
100
1k
10k
Frequency (Hz)
V
DD=3.3V
R
L=10kΩ
C
in=1µF
A-Weighting
0.001
10
0.01
0.1
1
0
1.6
400m
800m
1.2
Output Voltage (V)
V
DD=1.8V
f
in=1kHz
C
in=1µF
BW<80kHz
R
L=32Ω
R
L=300Ω
R
L=10kΩ



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