apa2058 Anpec Electronics Corporation, apa2058 Datasheet - Page 10

• Manufacturer Part Number: apa2058
• Description: 2.4w Stereo Fully Differential Audio Power Amplifier With Stereo Class Ab Cap-free Headphone Driver And Ldo
• Manufacturer: Anpec Electronics Corporation

APA2058
Typical Operating Characteristics (Cont.)
(T
Copyright
Rev. A.5 - Feb., 2010
A
= +25°C, unless otherwise noted.)
0.001
-100
0.01
-110
-120
-40
-80
10
-10
-20
-30
-50
-90
0.1
50
-60
-70
1
1
20
20
20
V
R
A
C
V
AMP Mode (disable)
V
HV
R
C
BW<22kHz
HP Mode
AMP Attenuation vs. Frequency
V
H
R
C
A-Weighting
HP Mode
DD
V
O
DD
L
i
L
i
=0.47 F
ANPEC Electronics Corp.
=1 F
=8
=10dB
=10k
DD
=2V
DD
L
i
=1 F
DD
=10k
=5.0V
=5.0V
=5.0V
=3.3V
Output Noise Voltage vs.
=3.3V
rms
THD+N vs. Frequency
100
100
100
(AMP enable)
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Frequency
Right channel
Left channel
V
Right channel
V
V
O
Left channel
O
=0.16V
O
=1.6V
=0.8V
1k
1k
1k
10k
10k
10k
20k
20k
20k
10
-100
-110
-120
-100
-120
-140
-30
-50
-60
-70
-80
-90
-10
-40
-20
-40
-60
-80
+0
20
+0
+4
+3
+2
+1
+0
-
20
20
10
V
HV
R
C
V
HP Mode (disable)
V
HV
R
V
C
HP Mode
V
HV
R
C
HP Mode
HP Attenuation vs. Frequency
DD
L
i
O
=1 F
DD
O
L
i
DD
=32
L
i
=1V
=1 F
=0.47 F
DD
=10k
=0.22V
=10k
=5.0V
DD
DD
=5.0V
=5.0V
=3.3V
Crosstalk vs. Frequency
=3.3V
=3.3V
rms
Frequency Response
100
100
100
(HP enable)
rms
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Right channel
Left channel
Right to Left
Left to Right
1k
Phase
Gain
1k
1k
10k
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10k
10k
200k
20k
20k
+220
+200
+180
+160
+140