Manual

LOW VOLTAGE AUDIO POWER AMPLIFIER
Apr. 2007 Rev. 1. 4
BCD Semiconductor Manufacturing Limited
6
Data Sheet
AZ386
Figure 4. Quiescent Supply Current vs.
Supply Voltage
Typical Performance Characteristics
Figure 5. Peak-to-Peak Output Voltage
Swing vs. Supply Voltage
Figure 7. Distortion vs. FrequencyFigure 6. Voltage Gain vs. Frequency
Figure 8. Distortion vs. Output Power
1 10 100 1,000
0
1
2
3
4
5
6
7
8
9
10
THD (%)
Power Out (mW)
AZ386
V
CC
=6V R
L
=8Ω f=1KHz
10 100 1k 10k
0.0
0.2
0.4
0.6
0.8
1.0
1.2
THD (%)
Frequency (Hz)
AZ386
V
CC
=6V R
L
=8Ω P
OUT
=125mW C1,8=0
100 1k 10k 100k 1M
0
10
20
30
40
50
60
Voltage Gain (dB)
Frequency (Hz)
AZ386 C1,8=0
AZ386 C1,8=10u
4 6 8 1012141618
1
2
3
4
5
6
7
8
Supply Current (mA)
Supply Voltage (V)
AZ386
Figure 9. Device Dissipation vs. Output Power
(4Ω Load)
0.0 0.1 0.2 0.3 0.4 0.5
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
Device Dissipation (W)
Output Power (W)
AZ386 V
CC
=12V
AZ386 V
CC
=9V
AZ386 V
CC
=6V
R
L
=4Ω
4 5 6 7 8 9 10 11 12 13 14 15 16
0
2
4
6
8
10
12
14
16
Output Voltage (V) (peak to peak)
Supply Voltage (V)
AZ386 R
L
=4Ω
AZ386 R
L
=8Ω
AZ386 R
L
=16Ω
AZ386 R
L
=32Ω