PAM8404
3W/CH Filterless Stereo Class-D Audio Amplifier
Typical Operating Characteristics (TA=25°C)
WCPS 2x2-16
Quiescent Current vs Supply Voltage
No Input, RL=No Load
Frequency vs Supply Voltage
Input ac-ground
16
14
12
10
8
304
300
296
292
288
284
6
4
2
0
2
2.5
3
3.5
4
4.5
5
5.5
6
2
2.5
3
3.5
4
4.5
5
5.5
6
Pow er Supply Voltage(V)
Pow er Supply Voltage(V)
Output Power vs Supply Voltage
CIN=1μF, RL=8Ω, Gain=23dB, f=1kHz
Output Power vs Supply Voltage
CIN=1μF, RL=4Ω, Gain=23dB, f=1kHz
3
2
1.6
1.2
0.8
0.4
0
2.5
2
10%
10%
1.5
1
1%
1%
0.5
0
2
2.5
3
3.5
4
4.5
5
5.5
6
2
2.5
3
3.5
4
4.5
5
5.5
6
Pow er Supply Voltage(V)
Pow er Supply Voltage(V)
Power Analog Microelectronics,Inc
www.poweranalog.com
03/2009 Rev 1.1
12
PAM [ POWER ANALOG MICOELECTRONICS ]
