Tripath Technology, Inc. - Technical Information
TK2150
STEREO 200W (6Ω) CLASS-T DIGITAL AUDIO AMPLIFIER DRIVER
USING DIGITAL POWER PROCESSINGTM TECHNOLOGY
T e c h n i c a l I n f o r m a t i o n - P r e l i m i n a r y
R e vi s i o n 1 . 0 – D e c e m b e r 2 0 0 2
G E N E R A L D E S C R I P T I O N
T he T K2150 (T C2001/T P2150 chipset) is a two-channel, 200W (6Ω ) per channel Amplifier
Driver that uses T rip ath’s proprietary Digital Power Processing (DPP T M
)
technology.
Class-T amplifiers offer both the audio fidelit y of Class-AB and the power efficiency of
Class-D amplifiers.
Applications
Features
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Powered DVD Players
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Class-T architecture
Audio/Video Amplifiers & Receivers
Automobile Power Amplifiers
Subwoofer Amplifiers
Pin compatible with Tripath TK2350 Chipset
Proprietary Digital Power Processing technology
“Audiophile” Sound Quality
Pro-audio Amplifiers
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0.012% THD+N @ 60W, 8Ω
0.02% IHF-IM @ 30W, 8Ω
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High Efficiency
Benefits
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93% @ 120W @ 8Ω
91% @ 150W @ 6Ω
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Reduced system cost with smaller/less
expensive power supply and heat sink
Signal fidelity equal to high quality
Class-AB amplifiers
Supports wide range of output power levels
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Up to 200W/channel (6Ω), single-ended outputs,
@+/- 45V
High dynamic range compatible with
digital media such as CD and DVD
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Up to 400W (8Ω), bridged outputs, @+/- 30V
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Output over-current protection
Over- and under-voltage protection
Over-temperature protection
Typical Performance for TK2150
THD+N versus Output Power versus Supply Voltage
10
5
RL = 6Ω
Vs = +35V, +40V, +45V
f = 1kHz
2
1
BBM = 40nS
BW = 22hZ - 20kHz(AES17)
NOTE: +45V test uses RFBC=11kΩ
(see Application/ Test Circuit)
0.5
0.2
0.1
%
0.05
0.02
0.01
0.005
0.002
0.001
1
2
5
10
20
50
100
200
W
1
TK2150 – Rev. 1.0/12.02