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TA2024 参数 Datasheet PDF下载

TA2024图片预览
型号: TA2024
PDF下载: 下载PDF文件 查看货源
内容描述: 立体声10W ( 4з )类T⑩数字音频放大器采用数字电源Processing⑩技术 [Stereo 10W (4Ω) Class-T™ Digital Audio Amplifier using Digital Power Processing™ Technology]
分类和应用: 音频放大器
文件页数/大小: 14 页 / 468 K
品牌: TRIPATH [ TRIPATH TECHNOLOGY INC. ]
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TECHNICAL INFORMATION
Stereo 10W (4Ω) Class-T™ Digital Audio Amplifier using
Digital Power Processing™ Technology
TA2024
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
Computer/PC Multimedia
DVD Players
Cable Set-Top Products
Televisions
Video CD Players
Battery Powered Systems
Features
Class-T architecture
Single Supply Operation
“Audiophile” Quality Sound
0.04% THD+N @ 9W, 4Ω
0.18% IHF-IM @ 1W, 4Ω
6W @ 8Ω, 0.1% THD+N
11W @ 4Ω, 0.1% THD+N
High Power
10W @ 8Ω, 10% THD+N
15W @ 4Ω, 10% THD+N
High Efficiency
88% @ 10W, 8Ω
81% @ 15W, 4Ω
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
Benefits
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
Typical Performance
THD+N versus Output Power
10
5
VDD = 12V
f = 1kHz
Av = 12
BW = 22Hz - 22kHz
2
1
THD+N (%)
0.5
0.2
0.1
0.05
R
L
= 8Ω
R
L
= 4Ω
0.02
0.01
500m
1
2
5
10
20
Output Power (W)
TA2024 Preliminary, Rev. 1.0
Page 1