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TPA2029D1 Datasheet, PDF (2/17 Pages) Texas Instruments – 3-W Mono Class-D Audio Amplifier With SmartGain™ AGC/DRC
TPA2029D1
SLOS661A – DECEMBER 2011 – REVISED APRIL 2012
www.ti.com
These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam
during storage or handling to prevent electrostatic damage to the MOS gates.
FUNCTIONAL BLOCK DIAGRAM
GPIO
Interface
AGC1
AGC2
IC Enable EN
Control Interface
Bias and
References
PVDD
Differential
Input
CIN
1 mF
IN-
Volume
IN+ Control
AGC
Class-D
Modulator
Power
Stage
OUT+
OUT-
AGC
Reference
PGND
DEVICE PINOUT
WCSP (YZF) PACKAGE
(TOP VIEW)
PGND
A1
AGC1
A2
AGC2
A3
OUT+
EN
IN+
B1
B2
B3
OUT- PVDD
IN-
C1
C2
C3
2
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