PAM8301 Datasheet, PDF (5/11 Pages) Power Analog Micoelectronics – Filterless Class-D Mono Audio Amplifier

PAM8301
Filterless Class-D Mono Audio Amplifier
Typical Performance Characteristic
T_A=25°C,unless otherwise noted.
1. Frequency VS Supply Voltage
258
256
254
252
250
248
246
244
242
240
238
2
3
4
5
Supply Voltage (V)
2. Frequency VS Temperature
350
300
250
200
150
100
50
0
6
0
20
40
60
80 100 120 140
Temperature
3.Efficiency VS Output Power
90%
R_L=8Ω, V_DD=3.6V/5V
85%
80%
75%
70%
65%
60%
55%
50%
0
VDD=5V
VDD=3.6V
200
400
600
800
1000
1200
1400
1600
1800
2000
Output Pow er (mW)
100%
95%
4.Efficiency VS Output Power
R_L=16Ω, V_DD=3.6V/5V
90%
85%
80%
75%
70%
65%
60%
0
VDD=5V
VDD=3.6V
200
400
600
800
1000 1200
Output Pow e r(m W)
5. THD+N VS Output Power
50
R_L=8Ω,Gain=23dB, f=1kHz,
20 V = _DD 3.6V/5V
10
5
3.6
5
V
V
%2
1
0.5
0.2
0.1
20m
50m 100m 200 m
500 m
1
W
23
Power Analog Microelectronics,Inc
6. THD+N VS Output Power
200
100
R_L=16Ω,Gain=23dB, f=1kHz,
V = _DD 3.6V/5V/5.5V
50
20
10
%
5
2
1
0.5
3.6V
5V
0.2
0.1
20m
50m
100m 200m
500m
1
W
23
www.poweranalog.com
5
09/2008 Rev 1.2
.