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APA2058 Datasheet(PDF) 4 Page - Anpec Electronics Coropration

Part # APA2058
Description  2.4W Stereo Fully Differential Audio Power Amplifier With Stereo Class AB Cap-free Headphone Driver and LDO
Download  29 Pages
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Manufacturer  ANPEC [Anpec Electronics Coropration]
Direct Link  http://www.anpec.com.tw
Logo ANPEC - Anpec Electronics Coropration

APA2058 Datasheet(HTML) 4 Page - Anpec Electronics Coropration

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Copyright
© ANPEC Electronics Corp.
Rev. A.5 - Feb., 2010
www.anpec.com.tw
4
APA2058
Electrical Characteristics
Refer to the typical application circuits. V
DD=5V, HVDD=3.3V, Gnd=0V, TA=25
o
C (unless otherwise noted)
APA2058
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
IDD(HVDD)
V AMP_EN =0V,
HVDD
-
2.5
5
IDD(VDD)
Supply Current
VHP_EN=VLDO_EN=5V
VDD
-
9
18
IAMP(HVDD)
HVDD
-
0.1
0.2
IAMP(VDD)
Power Amplifier Supply Current
V AMP_EN =VHP_EN=VLDO_EN=0V
VDD
-
4.5
11
IHP(HVDD)
V AMP_EN =VHP_EN=5V,
HVDD
-
2.5
5
IHP(VDD)
Headphone Driver Supply Current
VLDO_EN=0V
VDD
-
6
12
ILDO(HVDD)
V AMP_EN =VLDO_EN=5V,
HVDD
-
0.1
0.2
ILDO(VDD)
LDO Supply Current
VHP_EN=0V
VDD
-
0.4
0.65
mA
ISD(HVDD)
V AMP EN =5V,
HVDD
-
-
2
ISD(VDD)
Shutdown Current
VHP_EN=VLDO_EN=0V
VDD
-
-
5
II
Input Current
GAIN0, GAIN1, LDO_EN, AMP_EN,
HP_EN
-
-
1
µA
SPEAKER MODE, AV =10dB
TSTART-UP
Start-Up Time from Shutdown
CB=0.47
µF
-
25
-
ms
AV=10dB
-
76
-
AV=12dB
-
60
-
AV=15.6dB
-
40
-
Ri
Input Resistor
AV=21.6dB
17
20
-
k
VGAIN0=VGAIN1=0V.
9.5
10
10.5
VGAIN0=0V, VGAIN1=VDD
11.5
12
12.5
VGAIN0=VDD, VGAIN1=0V
15.1
15.6
16.1
AV
Closed-Loop Gain
VGAIN0=VGAIN1=VDD.
21.1
21.6
22.1
dB
VOS
Output Offset Voltage
RL=8
-
5
20
mV
THD+N=1%, fin=1kHz
RL=4
RL=8
1
1.9
1.3
-
PO
Output Power
THD+N=10%, fin=1kHz
RL=4
RL=8
-
2.4
1.5
-
W
THD+N
Total Harmonic Distortion Plus
Noise
fin=1kHz
RL=4
Ω, P
O=1.4W
RL=8
Ω, P
O=0.9W
-
0.07
0.05
-
%
Crosstalk
Channel Separation
fin=1kHz
RL=4
Ω, Po=200mW
RL=8
Ω, Po=130mW
-
-110
-110
-
PSRR
Power Supply Rejection Ratio
fin=217Hz, Vrr=0.2Vrms, RL=8
-
-75
-
CMRR
Common Mode Rejection Ratio
fin=1kHz, Vin=0.2Vrms, RL=8
-
-65
-
S/N
Signal-to-Noise Ratio
fin=20~20kHz With A-weighting Filter
RL=4
Ω, P
O=1.4W
RL=8
Ω, P
O=0.9W
-
100
100
-
dB
Vn
Noise Output Voltage
fin=20~20kHz, With A-weighting Filter
RL=8
-
22
-
µVrms


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