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Figure 3-5. Board Layout (Bottom Layer)

Board Layout

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TPS65265 Buck Converter Evaluation Module User's Guide

SLVUAK9A – DECEMBER 2015 – REVISED MAY 2021

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Copyright © 2021 Texas Instruments Incorporated

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Summary of Contents for TPS65265

Page 1: ...s Table of Contents 1 Background 2 2 Schematic 3 3 Board Layout 4 4 Bench Test Setup Conditions 7 4 1 Header Description and Jumper Placement 7 5 Power Up Procedure 9 6 Bill of Materials 10 7 Revision...

Page 2: ...ary of Performance Test Conditions Performance VIN 4 5 to 17 V spa fsw 610 kHz spa 25 C ambient Buck1 1 2 V up to 5 A spa Buck2 1 5 V up to 3 A spa Buck3 1 8 V up to 2 A The evaluation module is desig...

Page 3: ...22uF C6 GND GND 0 R2 1 2 3 J9 MODE GND V7V DNI C32 DNI C34 DNI C33 MODE PG_DLY PG_DLY 4 7 8 1 2 3 5 6 DNI Q1 DNI L4 DNI L5 DNI L6 DNI C30 DNI C31 GND GND PGOOD VOUT1 VOUT2 VOUT1 VOUT2 SYNC SYNC DNI J4...

Page 4: ...CB layout Figure 3 1 Component Placement Top Layer Figure 3 2 Board Layout Top Layer Board Layout www ti com 4 TPS65265 Buck Converter Evaluation Module User s Guide SLVUAK9A DECEMBER 2015 REVISED MAY...

Page 5: ...ayer Figure 3 4 Board Layout Third Layer www ti com Board Layout SLVUAK9A DECEMBER 2015 REVISED MAY 2021 Submit Document Feedback TPS65265 Buck Converter Evaluation Module User s Guide 5 Copyright 202...

Page 6: ...rd Layout Bottom Layer Board Layout www ti com 6 TPS65265 Buck Converter Evaluation Module User s Guide SLVUAK9A DECEMBER 2015 REVISED MAY 2021 Submit Document Feedback Copyright 2021 Texas Instrument...

Page 7: ...1 J2 Buck2 Connector Output of Buck2 J3 Buck3 Connector Output of Buck3 J5 VIN Connector Apply power supply to this connector Table 4 2 Jumpers Function Placement Comment J6 Buck1 enable EN1 Connect E...

Page 8: ...control pin spa Connect MODE pin to GND or HIGH set the power sequence with pre defined power up and power down sequence spa Leave open to set power up and down with dedicated enable pin Bench Test S...

Page 9: ...to the output connectors Table 5 1 Power Sequencing Mode EN1 EN2 EN3 Start Sequencing Shutdown Sequencing Low High High Used to start stop bucks in sequence buck1 buck2 buck3 Buck3 buck2 buck1 Low Lo...

Page 10: ...0603 Generic RES 100k OHM 1 10W 1 0603 SMD 19 0 6 R2 R3 R4 R5 R6 R7 0603 Generic RES 0k OHM 1 10W 1 0603 SMD 20 20K 3 R1 R11 R12 0603 Generic RES 20k OHM 1 10W 1 0603 SMD 21 4 7uH 3 L1 L2 L3 IND_74431...

Page 11: ...ther than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control tec...

Page 12: ...These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not in...

Page 13: ...instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EVMs which for the avoidance of doubt are stated strictly for convenience and s...

Page 14: ...any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electr...

Page 15: ...R DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthe...

Page 16: ...are subject to change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and...

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