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Texas Instruments TPA6141A2 User Manual

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1
Introduction
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2
Operation
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3
Reference
4
TPA6141A2EVM Bill of Materials
1
TPA6141A2EVM Bill of Materials
1
Introduction
This section provides an overview of the Texas Instruments (TI) TPA6141A2 DirectPath™ stereo
headphone amplifier evaluation module (EVM). It includes a brief description of the module and a list of
EVM specifications.
1.1
Description
The TPA6141A2 is a DirectPath™ stereo headphone amplifier capable of delivering 25 mW/Ch into 16 Ω
and requires no output DC blocking capacitors.
The TPA6141A2 EVM is a complete, stand-alone audio board. It contains the TPA6141A2 WCSP (YFF)
DirectPath™ stereo headphone amplifier. All components are Pb-free.
1.2
EVM Specifications
Supply voltage range, V
Supply current, I
DD
Continuous output power, P
DirectPath is a trademark of Texas Instruments.
SLOU261 – June 2009
Submit Documentation Feedback
Contents
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List of Tables
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DD
= 5 V, 16 Ω, THD+N = 1 %
, V
O
DD
User's Guide
SLOU261 – June 2009
TPA6141A2 EVM
2.5 V to 5.5 V
0.5 A, maximum
25 mW
TPA6141A2 EVM
1
2
3
5
5
1

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Summary of Contents for Texas Instruments TPA6141A2

  • Page 1 EVM specifications. Description The TPA6141A2 is a DirectPath™ stereo headphone amplifier capable of delivering 25 mW/Ch into 16 Ω and requires no output DC blocking capacitors. The TPA6141A2 EVM is a complete, stand-alone audio board. It contains the TPA6141A2 WCSP (YFF) DirectPath™...
  • Page 2 Release S1 to reactivate the TPA6141A2. 2.1.3 Gain Setting Set the gain of the TPA6141A2 at GAIN. Set GAIN = 0 for 0 dB. Set GAIN = 1 for 6 dB. 2.1.4 Power Up 1. Verify the correct connections as described in Sections 2.1.1 and 2.1.2.
  • Page 3 Reference www.ti.com Reference This section includes the EVM schematic, board layout reference, and parts list. TPA6141A2EVM Schematic SLOU261 – June 2009 TPA6141A2 EVM Submit Documentation Feedback...
  • Page 4 Reference www.ti.com TPA6141A2EVM PCB Layers HIGH TPA6141A2YFFEVM 6508214 - Rev A TOP LAYER BOTTOM LAYER TPA6141A2 EVM SLOU261 – June 2009 Submit Documentation Feedback...
  • Page 5 R2, R3 Resistor, not populated 1206 Vishay/Dale Resistor, 0 Ω, 1/4W, SMD, ROHS CRCW12060000Z0EA Panasonic Momentary switch, SMT-short, black tab, 160g EVQ-PPBA25 WCSP 16-ball Texas Instruments DirectPath headphone amplifier (YFF) TPA6141A2YFF SLOU261 – June 2009 TPA6141A2 EVM Submit Documentation Feedback...
  • Page 6 EVALUATION BOARD/KIT IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation board/kit is intended for use for ENGINEERING DEVELOPMENT, DEMONSTRATION, OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end-product fit for general consumer use. Persons handling the product(s) must have electronics training and observe good engineering practice standards.
  • Page 7 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete.
  • Page 8 Authorized Distribution Brand: Website: Welcome to visit www.ameya360.com Contact Us: Address: 401 Building No.5, JiuGe Business Center, Lane 2301, Yishan Rd Minhang District, Shanghai , China Sales: Direct +86 (21) 6401-6692 Email amall@ameya360.com 800077892 Skype ameyasales1 ameyasales2 Customer Service: Email service@ameya360.com Partnership:...

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