Data Sheet
2W STEREO AUDIO POWER AMPLIFIER WITH SHUTDOWN
Typical Performance Characteristics
AA4003
10
10
V
DD
=5.0V, SE Mode
C
OUT
=1000
μ
F, P
O
=150mW
R
L
=16
Ω
, LPF=80kHz
THD+N (%)
THD+N (%)
1
1
V
DD
=5.0V, BTL Mode
P
O
=1.5W, R
L
=4
Ω
LPF=80kHz
0.1
0.1
0.01
20
100
1k
10k
20k
0.01
20
100
1k
10k
20k
Frequency (Hz)
Frequency (Hz)
Figure 7. THD+N vs. Output Power
@ SE Mode
Figure 8. THD+N vs. Output Power
@ BTL Mode
10
10
SE Mode, V
DD
=5.0V
P
O
=75mW, R
L
=32
Ω
LPF=80kHz, C
OUT
=1000
μ
F
THD+N (%)
THD+N (%)
1
1
BTL Mode, V
DD
=5.0V
P
O
=1W, R
L
=8
Ω
LPF=80kHz
0.1
0.1
0.01
20
100
1k
10k
20k
0.01
20
100
1k
10k
20k
Frequency (Hz)
Frequency (Hz)
Figure 9. THD+N vs. Frequency
@ SE Mode
Figure 10. THD+N vs. Frequency
@ BTL Mode
Oct. 2007 Rev. 1. 1
8
BCD Semiconductor Manufacturing Limited
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
