Features
1-2
Introduction
1.1
Features
The TI TPA112 MSOP audio amplifier evaluation module and the TI
plug-n-play audio amplifier evaluation platform include the following features:
-
TPA112 MSOP Stereo Audio Power Amplifier Evaluation Module
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Dual channel, single-ended operation
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150-mW output power per channel into 8
Ω
at 5 V
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2.5-V to 5.5-V operation
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Distortion — THD+N is less than 0.01% @ 1 kHz and less than 0.02%
from 20 Hz to 20 kHz into 10-k
Ω
loads; less than 0.06% @ 1 kHz and
less than 1% from 20 Hz to 20 kHz into 32-
Ω
loads; and less than 0.1%
@ 1 kHz and less than 2% from 20 Hz to 20 kHz into 8-
Ω
loads
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Internal thermal and short-circuit protection
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Quick and Easy Configuration With the TI Plug-N-Play Audio Amplifier
Evaluation Platform
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Evaluation module is designed to simply plug into the platform,
automatically making all signal, control, and power connections
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Platform provides flexible power options
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Jumpers on the platform select power and module control options
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Switches on the platform route signals
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Platform provides quick and easy audio input and output connections
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Platform Power Options
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Onboard 9-V battery
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External 5-V – 15-V (V
CC
) supply inputs
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External regulated V
DD
supply input
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Socket for onboard 5-V V
DD
voltage regulator EVM
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Onboard overvoltage and reverse polarity power protection
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Platform Audio Input and Output Connections
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Left and right RCA phono jack inputs
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Miniature stereo phone jack input
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Left and right RCA phono jack outputs
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Left and right compression speaker terminal outputs
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Miniature stereo headphone jack output
