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參數(shù)資料
| 型號： | AA4002 |
| 廠商： | BCD Semiconductor Manufacturing Limited |
| 英文描述： | STEREO 2W AUDIO POWER AMPLIFIER |
| 中文描述： | 2W的立體聲音頻功率放大器 |
| 文件頁數(shù)： | 7/22頁 |
| 文件大小： | 439K |
| 代理商： | AA4002 |
STEREO 2W AUDIO POWER AMPLIFIER
AA4002
Data Sheet
7
Sep. 2006 Rev. 1. 1
BCD Semiconductor Manufacturing Limited
Parameter
Symbol Conditions
Min
Typ
Max
Unit
Standby and Logical Section
Supply Voltage
V
DD
2.7
5.5
V
Quiescent Power Supply Current
I
DD
V
IN
=0V, I
OUT
=0A
11
30
mA
Shutdown Current
I
SD
V
SHUTDOWN
=V
DD
0.7
2.0
μ
A
Headphone Sense High Input Voltage
V
IH
4
V
Headphone Sense Low Input Voltage
V
IL
0.8
V
(Mute,
Select) High Input Voltage
Shutdown,
Mode,
Gain
V
IH
3
V
(Mute,
Select) Low Input Voltage
Shutdown,
Mode,
Gain
V
IL
1
V
Volume Attenuators Section
Attenuator Range
C
RANGE
V
VOL
=5V (DC), No load
±
0.75
dB
V
VOL
=0V (DC), BTL and SE Mode
-75
dB
Mute Attenuation
A
M
V
MUTE
=5V, BTL Mode
-78
dB
V
MUTE
=5V, SE Mode
-78
dB
Single-ended (SE) Mode Section
Output Power
P
OUT
THD=1%, f=1kHz, R
L
=32
THD=10%, f=1kHz, R
L
=32
85
mW
95
Total Harmonic Distortion + Noise
THD+N
V
OUT
=1V
RMS
, f=1kHz,
R
L
=10K
, A
VD
=1
C
B
=1.0
μ
F, f=120kHz, R
L
=32
,
V
RIPPLE
=200mV
RMS
P
OUT
=75mW, R
L
=32
, A-Wtd Filter
f=1kHz, C
B
=1.0
μ
F
0.065
%
Power Supply Rejection Ratio
PSRR
58
dB
Signal to Noise Ratio
SNR
102
dB
Channel Separation
65
dB
BTL Mode Section
Output Offset Voltage
V
OS
V
IN
=0V, No load
THD+N=1%, f=1kHz, R
L
=4
,
LPF=22kHz
THD+N=1%, f=1kHz, R
L
=8
,
THD+N=10%, f=1kHz, R
L
=8
,
P
OUT
=1.0W, R
L
=4
, A
VD
=2
20Hz<f<20kHz
±
5
±
50
mV
Output Power
P
OUT
2
W
1.0
1.1
1.5
Total Harmonic Distortion + Noise
THD+N
0.3
%
Power Supply Rejection Ratio
PSRR
C
B
=1.0
μ
F, f=120Hz,
V
RIPPLE
=200mV
RMS
, R
L
=8
74
dB
Electrical Characteristics
(V
DD
=5V, T
A
=25
o
C, unless otherwise specified.)
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