PAM8902H Datasheet, PDF (2/12 Pages) Diodes Incorporated – 30 VPP MONO CLASS-D AUDIO AMPLIFIER FOR PIEZO/CERAMIC SPEAKERS

Typical Applications Circuit
A Product Line of
Diodes Incorporated
PAM8902H
Pin Descriptions
Pin Name
PVCC
VOUT
SW
PGND1
OUT+
VSET
COMP
AVDD
OUT-
GSET
VCM
AGND
PGND2
ENA
INN
INP
Bump (CSP)
A1
A2
A3
A4
B1
B2
B3
B4
C1
C2
C3
C4
D1
D2
D3
D4
Pin Number (QFN)
16
1
2
4
15
3
5
6
14
11
7
8
13
12
10
9
Function
Audio Amplifier Power Supply
Boost Convertor Output
Boost Convertor Switching Node
Boost Convertor Power Ground
Positive Differential Audio Output
Boost Convertor Output Voltage Setting (8V,12V,17.5V)
Boost Convertor compensation
Power Supply
Negative Differential Audio Output
Amplifier Gain setting ( 21dB , 26dB , 32.5dB)
Common Mode bypass Cap
Analog Ground
Class D Power Ground
Whole chip Enable
Negative Differential Audio Input
Positive Differential Audio Input
PAM8902H
Document number: DSxxxxx Rev. 1 - 0
2 of 12
www.diodes.com
December 2012
© Diodes Incorporated