TA2024 Tripath Technology Inc., TA2024 Datasheet

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TA2024

Manufacturer Part Number
TA2024
Description
Manufacturer
Tripath Technology Inc.
Datasheet

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T E C H N I C A L I N F O R M A T I O N
Stereo 10W (4Ω Ω Ω Ω ) Class-T™ Digital Audio Amplifier using
Digital Power Processing™ Technology
February 27, 2001 – Preliminary Rev. 1.0
General Description
The TA2024 is a 10W/ch continuous average two-channel Class-T Digital Audio Power Amplifier
IC using Tripath’s proprietary Digital Power Processing™ technology. Class-T amplifiers offer
both the audio fidelity of Class-AB and the power efficiency of Class-D amplifiers.
Applications
Benefits
Typical Performance
0.05
0.02
0.01
TA2024 Preliminary, Rev. 1.0
Computer/PC Multimedia
DVD Players
Cable Set-Top Products
Televisions
Video CD Players
Battery Powered Systems
Fully integrated solution with FETs
Easier to design-in than Class-D
Reduced system cost with no heat sink
Dramatically improves efficiency versus
Class-AB
Signal fidelity equal to high quality linear
amplifiers
High dynamic range compatible with digital
media such as CD, DVD, and Internet audio
0.5
0.2
0.1
10
5
2
1
500m
VDD = 12V
f = 1kHz
Av = 12
BW = 22Hz - 22kHz
1
THD+N versus Output Power
Output Power (W)
2
R
L
= 8 Ω
5
10
R
L
= 4 Ω
20
Features
Class-T architecture
Single Supply Operation
“Audiophile” Quality Sound
High Power
High Efficiency
Dynamic Range = 102 dB
Mute and Sleep inputs
Turn-on & turn-off pop suppression
Over-current protection
Over-temperature protection
Bridged outputs
36-pin Power SOP package
0.04% THD+N @ 9W, 4Ω
0.18% IHF-IM @ 1W, 4Ω
6W @ 8Ω, 0.1% THD+N
11W @ 4Ω, 0.1% THD+N
10W @ 8Ω, 10% THD+N
15W @ 4Ω, 10% THD+N
88% @ 10W, 8Ω
81% @ 15W, 4Ω
TA2024
Page 1

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