200

210

220

230

240

250

260

270

280

290

300

3

3.544.5

55.5

Power Supply Voltage(V)

0

0.5

1

1.5

2

2.5

3

3.5

4

2.5

3

3.5

4

4.5

5

5.5

Power Supply Voltage(V)

A

7

10/2008 Rev 1.0

,

Power Analog Microelectronics Inc

www.poweranalog.com

13. Output Power VS Supply Voltage

0

0.5

1

1.5

2

2.5

2.5

3

3.5

4

4.5

5

5.5

Power Supply Voltage(V)

R=8

L

Ω

R=4

L

Ω

14. Output Power VS Supply Voltage

15. Rdson VS Output Current

215

220

225

230

235

240

245

250

255

260

50

100

200

300

400

500

750 1000 1500

Drain-source Current(mA)

16. Rdson VS Output Current

154

156

158

160

162

164

166

168

170

172

50

100

200

300

400

500

750 1000 1500

Drain-source Current(mA)

17. Frequency VS Supply Voltage

Input AC-ground

18. Gain Control VS Volume Voltage

-80

-60

-40

-20

0

20

40

0.1 0.2

0.4 0.5 0.7

0.8 0.9 1.1

1.2 1.4 1.5

1.6 1.8 1.9 2.1

2.2 2.3 2.5

2.6 2.8 2.9

3.0 3.2 3.3

3.5 3.6 3.7

3.9 4.0 4.2 4.3

4.4

Volume Voltage(V)

PMOSFET

Vgs=-5V

NMOSFET

Vgs=5V

V=5V

DD

THD=1%

THD=10%

THD=10%

THD=1%

PAM8603M

3W Filterless Stereo Class-D Audio Amplifier with DC Volume Control