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TPA3101D2-TPA3101D2PHP-TPA3101D2PHPR-TPA3101D2RGZR-TPA3101D2RGZT
10-W Stereo Class-D Audio Power Amplifier (TPA3101)
QFN HTQFP
Simplified Application Circuit Audio
Processor
RINP BSRN
BSRP
VCLAMPR
VCLAMPL
PGNDR
PGNDL
VREG
VBYP
ROSC
BSLN
ROUTN
LOUTP
BSLP
ROUTP
TPA3101D2
RINNFm
Fm
Fm
Fm
10 nF
100 kW
0.22Fm
0.22Fm
Fm
0.22Fm
Fm
TPA3101D2
www.ti.com SLOS473C –DECEMBER 2005–REVISED SEPTEMBER 2007
10-W STEREO CLASS-D AUDIO POWER AMPLIFIER
Checkfor Samples: TPA3101D2
1FEATURES APPLICATIONS Televisions• 10-W/ch into an 8-Ω Load Froma 13-V Supply 9.2-W/ch into an 8-Ω Load Froma 12-V Supply DESCRIPTION• Operates from10Vto26VThe TPA3101D2isa 10-W (per channel) efficient,
• 87% Efficient Class-D Operation Eliminates Class-D audio power amplifier for driving bridged-tied
Need for Heat Sinks stereo speakers. The TPA3101D2 can drive stereo
• Four Selectable, Fixed Gain Settings speakers as low as4 Ω. The high efficiencyof the
Differential Inputs TPA3101D2, 87%, eliminates the need for an
external heat sink when playing music.
• Thermal and Short-Circuit Protection With
Auto Recovery Feature The gainof the amplifieris controlled by two gain
select pins. The gain selections are 20, 26, 32,
• Clock Output for Synchronization With 36 dB.
Multiple Class-D DevicesThe outputs are fully protected against shorts to
• Surface Mount7 mm×7 mm, 48-pin QFNGND, VCC, and output-to-output shorts with an auto
Packagerecovery feature and monitor output.
• Surface Mount7 mm×7 mm, 48-pin HTQFP
Package
