PMP6638 Reference Design

Texas Instruments

Set Top Box Power Solution

Description

This reference design is an example of power-trees inside a set-top-box. It performs DC-DC conversions: from 12V supply: for 1.0V/1.2V/1.8V/2.5V/3.3V/5V rails.

Features
  • Provides 6 power rails: 1.0V/2.7A: 1.0V/0.6A: 1.2V/0.7A: 1.8V/0.4A: 2.5V/1.6A: 3.3V/4A: and 5V/0.5A Best for a Set Top Box with 12V AC-adaptor Demonstrates delay circuits to achieve power on timing/sequencing Peak efficiency over 95% Very compact PCB design This design is tested and ready to be used in any Set Top Box design.  
Applications
Product Categories
  • Power management

Parts

Part Number Name Companion Part
TPS54227 TPS54227 Buy Datasheet
TPS54327 TPS54327 Buy Datasheet
TPS54425 TPS54425 Buy Datasheet

Bill Of Materials

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Schematic

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Design File

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Test Data

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Other Documents

Title Updated Type Size (KB)
PMP6638 Gerber 18 Sep 2013 ZIP 350
PMP6638 BOM 16 Sep 2013 PDF 121
PMP6638 Schematic 16 Sep 2013 PDF 46