Texas Instruments TPA6138A2 EVM, Руководство пользователя

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Introduction
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Figure 2. TPA6138EVM Bottom View
1.1 Description
The TPA6138A2 is a DirectPath™ stereo headphone amplifier capable of delivering 25 mW/Ch into 32
Ω
and requires no output DC blocking capacitors.
The TPA6138A2 EVM is a complete, stand-alone audio board. It contains the TPA6138A2 TSSOP
DirectPath™ stereo headphone amplifier.
1.2 EVM Specifications
Supply voltage range, V
DD
3 V to 3.6 V
Supply current, I
DD
0.5 A, maximum
Continuous output power, P
O
, V
DD
= 3.3 V, 32
Ω
, THD+N < 1 % 20 mW
2 TPA6138A2 EVM SLOU305A – November 2010 – Revised January 2011
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