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TA2022 Datasheet, PDF (1/31 Pages) Tripath Technology Inc. – STEREO 90W (4Ω) CLASS-T™ DIGITAL AUDIO AMPLIFIER DRIVER USING DIGITAL POWER PROCESSING (DPP™) TECHNOLOGY | |||
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Tripath Technology, Inc. - Technical Information
TA 2 0 2 2
STEREO 90W (4â¦) CLASS-T⢠DIGITAL AUDIO AMPLIFIER
DRIVER USING DIGITAL POWER PROCESSING (DPPâ¢)
TECHNOLOGY
Technical Information
Revision 1.2 â JULY 2004
GENERAL DESCRIPTION
The TA2022 is a 90W (4â¦) continuous average per channel Class-T Digital Audio Power Amplifier IC
using Tripathâs proprietary Digital Power Processing (DPPTM) technology. Class-T amplifiers offer
both the audio fidelity of Class-AB and the power efficiency of Class-D amplifiers.
APPLICATIONS
DVD Players
Mini/Micro Component Systems
Home Theater
Powered Speakers
BENEFITS
Fully integrated solution with internal
FETs
Dramatically improves efficiency versus
Class-AB amplifiers
Signal fidelity equal to high quality linear
amplifiers
High dynamic range compatible with
digital media such as CD and DVD
FEATURES
Class-T architecture
High Power
100W @ 4â¦, 1.0% THD+N
90W @ 4â¦, 0.1% THD+N
60W @ 8â¦, 0.1% THD+N
âAudiophileâ Sound Quality
0.015% THD+N @ 70W 4â¦
0.015% THD+N @ 45W 8â¦
0.10% IHF-IM @ 25W 4â¦
High Efficiency
92% @ 88W 8â¦
87% @ 125W 4â¦
Dynamic Range = 102 dB
Mute Input
Integrated Gate Drive Supply
Over-current protection
Over and under-voltage protection
Single ended outputs
Outputs can be operated in bridged mode
32-pin SSIP package
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TA2022 â KLI/1.2/07-04
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