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Feature Highlights
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Introduction
1.1 Feature Highlights
The TI TPA0103 Audio Amplifier Evaluation Module and the TI Plug-N-Play
Audio Amplifier Evaluation Platform include the following features:
TPA0103 Low-Voltage Audio Power Amplifier Evaluation Module
535-mW single-ended into 4 Ω at 5 V L/R channels
1.75-W bridge-tied load (BTL) into 4 Ω at 5 V center channel
3.3-V and 5-V operation
Low distortion (< 0.25% THD+N at full power)
Ultra-low current consumption in full shutdown mode
Two sets of stereo inputs with internal MUX
Module gain adjustable between approximately 2 and 22
Quick and Easy Configuration with The TI Plug-N-Play Audio Amplifier
Evaluation Platform
Evaluation module is designed to simply plug into the platform, auto-
matically making all signal, control, and power connections
Platform provides flexible power options
Jumpers on the platform select power and module control options
Switches on the platform route signals
Platform provides quick and easy audio input and output connections
Platform Power Options
Onboard 9-V battery
External 5-V – 15-V DC V
CC
supply inputs
External regulated V
DD
supply input
Socket for onboard 5 V/3.3 V V
DD
voltage regulator EVM
Onboard overvoltage and reverse polarity power protection
Platform Audio Input and Output Connections
Left and right RCA phono jack inputs
Miniature stereo phone jack input
Left and right RCA phono jack outputs
Left and right compression speaker terminal outputs
Miniature stereo headphone jack output