PAM8009 Datasheet, PDF (2/12 Pages) Diodes Incorporated – 3W STEREO CLASS-D Audio Amplifier and Class AB Headphone Driver (DC VOLUME, UVP and AGC Function)

Typical Applications Circuit
PAM8009
Pin Descriptions
SO-24
1
2
3
4, 5, 20, 21
6
7
8
9
10
11
12, 18, 23
13
14, 16
15
17
19
22
24
Package Name
QFN-20
3
4
5
6, 18
7
8
9
10
11
12
13,16,20
14
-
2
15
17
19
1
Name
/SD
Bypass
RIN
GND
LIN
VOLUME
MUTE
SE/ BTL
AGC
UVP
VDD
HP_LOUT
N.C
HP_ROUT
LOUTN
LOUTP
ROUTP
ROUTN
Function
Full Chip Shutdown Control Input (Active Low)
Bias Voltage for Power Amplifier
Negative Input of Right Channel Power Amplifier
Ground Connection
Negative Input of Left Channel Power Amplifier
Internal Gain Setting Input
Connect to VDD which Set Max. Gain = +20dB
Mute Control Signal Input (Active High)
Output Mode Control Input
High for SE Mode and Low for BTL Mode
VDD ~ 0.45 x VDD or Floating, Disable the Function
Under Voltage Protection Input
Floating or Pull High Disable the Function
Power
Headphone Output of Left Channel Power Amplifier
No Connection
Headphone Output of Right Channel Power Amplifier
Negative Output of Left Channel Power Amplifier
Positive Output of Left Channel Power Amplifier
Positive Output of Right Channel Power Amplifier
Negative Output of Left Channel Power Amplifier
PAM8009
Document number: DS37224 Rev. 1 - 2
2 of 12
www.diodes.com
January 2015
© Diodes Incorporated