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PAM8945 Datasheet(PDF) 2 Page - Diodes Incorporated

Part # PAM8945
Description  4.0W CLASS-G AUDIO AMPLIFIER WITH INTEGRATED
PDF  9 Pages
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Manufacturer  DIODES [Diodes Incorporated]
Direct Link  http://www.diodes.com
Logo DIODES - Diodes Incorporated

PAM8945 Datasheet(HTML) 2 Page - Diodes Incorporated

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PAM8945
Document number: DS38267 Rev. 1 - 2
2 of 9
www.diodes.com
December 2015
© Diodes Incorporated
PAM8945
Typical Applications Circuit
+
VBAT
PVDD
SW
EN
IN+
IN-
AGC AGND
BGND
OUT-
OUT+
PGND
AGC
Audio Input
OFF
ON
2.8V to 5.2V
100
μF
10
μF
2.2
μH
1
μF
10
μF
Pin Descriptions
Pin Number
Pin Name
Description
1
PVDD
Boost Converter Output and Amplifier Power Supply
2
OUT+
Amplifier Positive Audio Output
3
OUT-
Amplifier Negative Audio Output
4
PGND
Power Ground
5
AGND
Analog Ground
6
IN-
Negative Audio Input
7
IN+
Positive Audio Input
8
EN
Shutdown Terminal for the Chip
9
AGC
AGC Setting Gain
10
VBAT
Supply Voltage
11
SW
Boost Convertor Switching
12
BGND
Power Ground



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