PAM8905 Datasheet, PDF (6/9 Pages) Diodes Incorporated – 1.9W Class-D Audio Amplifier with Integrated Boost Converter and Battery Tracking AGC

A Product Line of
Diodes Incorporated
1.9W Class-D Audio Amplifier with Integrated
Boost Converter and Battery Tracking AGC
PAM8905
Performance Characteristics (@VBAT=3.6V, AGC=GND, TA = +25°C, RL=8Ω+33uH, unless otherwise specified.)
Noise Floor (RL=8Ω)
Gain Vs. Supply Voltage
+0
-10
-20
-30
-40
d
-50
B
r
-60
A
-70
-80
-90
-100
-110
-120
20
50
100
200
500
1k
2k
Hz
5k
10k 20k
Vin=50mVrms
AGC=Float/GND/VBAT
(Red /Blue/Green)
Efficiency Vs. Output Power (RL=8Ω)
Quiescent Current Vs. Supply Voltage
Start-Up
Shutdown
PAM8905
Document number: DS37026 Rev. 2 - 2
6 of 9
www.diodes.com
May 2015
© Diodes Incorporated