PAM8302A_13 Datasheet, PDF (7/15 Pages) Power Analog Micoelectronics – 2.5W Filterless Class-D Mono Audio Amplifier

PAM8302A
2.5W Filterless Class-D Mono Audio Amplifier
Typical Performance Characteristics
T_A=25 ^OC, unless otherwise noted.
Efficiency VS Output Power
V_DD=5.0V
95%
90%
85%
80%
75%
70%
65%
60%
0
Load=8ohm+33uH
Load=4ohm+33uH
500 1000 1500 2000 2500 3000
Output Pow er(m W)
Efficiency VS Output Power
R_l=8Ω+33μΗ
95%
90%
85%
80%
75%
70%
65%
60%
0
Vin=5V
Vin=3.6V
500
1000
1500
Output Pow er(m W)
2000
Quiescent Current VS. Supply Voltage
No load
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
2.5
3
3.5
4
4.5
5
5.5
Supply Voltage (V)
Frequency VS. Supply Voltage
350
300
250
200
150
100
50
0
2.5
3
3.5
4
4.5
5
5.5
Supply V oltage (V )
Power Dissipation VS. Output Power
R_l=8Ω
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0.00
0
VDD=5V
VDD=3.6V
500
1000
1500
Output Pow e r(W)
2000
Power Analog Microelectronics,Inc
www.poweranalog.com
7
09/2011 Rev1.5