Texas Instruments TPS22921, TPS22922B manual Layout Considerations

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Layout Considerations

3.2Layout Considerations

The VIN and VOUT pins of U1 can carry significant current; so, traces to these pins should be of suitable length and width to minimize voltage drop to the load. Locate the CIN and COUT bypass capacitors close to the VIN and VOUT pins of U1.

SLVU286–January 2009

Board Layout

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Contents Users Guide Submit Documentation Feedback Contents List of Figures Introduction TPS22921/22/22B Load Switch Evaluation Module EVMSubmit Documentation Feedback EVM Options Schematics and Bill of MaterialsSchematic Bill of Materials Bill of MaterialsTPS22921/22/22B EVM Board Board LayoutTPS22921/22/22B EVM Top-Side Layout Layout Considerations Submit Documentation Feedback Calculating Voltage Drop and Load Current EVM SetupRecommended Test Equipment Submit Documentation Feedback Related Documentation from Texas Instruments Evaluation BOARD/KIT Important Notice Important Notice