PAM8012 Datasheet, PDF (6/13 Pages) Power Analog Micoelectronics – Mono 2.0WAnti-saturation Class D Audio Power Amplifier with Power Limit

PAM8012
Mono 2.0W Anti-saturation Class D
Audio Power Amplifier with Power Limit
Typical Operating Characteristics
T_A=25°C, V_DD=5V, unless otherwise noted.
7. Efficiency VS Output Power
1 00
90
RL =8Ω
80
70
60
50
40
30
20
10
0
0
0 .5
1
1.5
Out put P ower(W)
9. PSRR VS Frequency
+ 0_{T T T T T T T T}
-10
R L= 8Ω
-20
8. Efficiency VS Output Power
100
90
R L= 4Ω
80
70
60
50
40
30
20
10
0
2
0
0. 5
1
1. 5
2
2. 5
3
3. 5
Ou tp ut P ower(W )
10. PSRR VS Frequency
+0 _{T TT}
T
- 10 _{RL =4Ω}
- 20
-30
- 30
-40
d
-50
B
-60
- 40
d
- 50
B
- 60
-70
-80
-90
- 100
20
50
100
200
500
1k
2k
Hz
5k
10k 20 k
- 70
- 80
- 90
- 100
20
50
100
200
500
1k
2k
Hz
5k
10 k 20k
11. Rdson VS Load Current
300
250
12. RPL VS Output Power
1. 2
Vin=4.2V
1
RL =8Ω
200
0. 8
150
100
50
0
0
PMOS(mΩ)
NMOS(mΩ)
500
1000
1500
Load Current(mA)
2000
Power Analog Microelectronics, Inc
www.poweranalog.com
0. 6
0. 4
0. 2
0
0
6
20
40
60
80 100 120 140
RPL(kΩ)
06/2012 Rev1.3