Texas Instruments TPS51220EVM User Manual Download

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7 EVM Assembly Drawing and PCB Layout

Figure 7-1. Top Layer/ Assembly

Figure 7-2. Inner Layer 1

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EVM Assembly Drawing and PCB Layout

SLVU251B – JUNE 2008 – REVISED FEBRUARY 2022

TPS51220 Buck Controller Evaluation Module User's Guide

Summary of Contents for TPS51220EVM

Page 1: ...ction 5 5 4 Overcurrent Limit and Discharge Selection 6 5 5 Control Mode and Protection Selection 6 5 6 Soft Start Setting Selection 6 5 7 Output Voltage Adjustment 6 6 Bill of Materials 7 7 EVM Assem...

Page 2: ...mode and fixed frequency control scheme support the full range of current mode operation including simplified loop compensation ceramic output capacitors as well as a seamless transition to reduced fr...

Page 3: ...02 EVM Schematic Diagram DCR Sensing www ti com Schematic SLVU251B JUNE 2008 REVISED FEBRUARY 2022 Submit Document Feedback TPS51220 Buck Controller Evaluation Module User s Guide 3 Copyright 2022 Tex...

Page 4: ...sition 2 Ensure that the shunt jumpers for JP1 TRIP is set 7 pin to 8 pin VREG5 Vocl 60 mV Discharge enabled JP2 FUNC is set 1 pin to 2 pin GND UVP OVP enabled and JP3 JP4 are set 3 pin to 4 pin VREF2...

Page 5: ...8 pin shorted VREG5 OOA 400 kHz 5 3 Current Sensing Selection The current sensing scheme can be set by the external current sensing devices using some resistors on the EVM Default setting is Inductor...

Page 6: ...1 2 pin shorted GND Current Enabled Second 3 4 pin shorted VREF2 D CAP Disabled Third 5 6 pin shorted VREG3 D CAP Enabled Bottom 7 8 pin shorted VREG5 Current Disabled 5 6 Soft Start Setting Selectio...

Page 7: ...acitor 7343 C25 C30 2 Capacitor SPCAP 220 F 4 V 15 m 20 7343 Panasonic EEFCX0G221R C28 0 Capacitor Ceramic 0603 C31 0 Capacitor Ceramic 0603 D1 D2 0 Diode 0 1 0 049 inch L1 1 Inductor 4 7 H 10 2A 12 9...

Page 8: ...5002 LC 2 S TP5 0 Pin Probe monitor IMON 0 12 D 0 4 inch Keystone or MAC8 5002 LC 2 S TP6 TP18 2 Pin Probe monitor PGOOD 0 12 D 0 4 inch Keystone or MAC8 5002 LC 2 S TP7 TP8 TP9 3 Pin Probe monitor L...

Page 9: ...yer Assembly Figure 7 2 Inner Layer 1 www ti com EVM Assembly Drawing and PCB Layout SLVU251B JUNE 2008 REVISED FEBRUARY 2022 Submit Document Feedback TPS51220 Buck Controller Evaluation Module User s...

Page 10: ...ttom Layer Assembly EVM Assembly Drawing and PCB Layout www ti com 10 TPS51220 Buck Controller Evaluation Module User s Guide SLVU251B JUNE 2008 REVISED FEBRUARY 2022 Submit Document Feedback Copyrigh...

Page 11: ...bers for previous revisions may differ from page numbers in the current version Changes from Revision A May 2011 to Revision B February 2022 Page Updated the numbering format for tables figures and cr...

Page 12: ...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 13: ...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 14: ...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 15: ...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 16: ...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 17: ...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 display of thes...