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User's Guide
TPS53015 Buck Controller Evaluation Module User's
Guide
1
Introduction.............................................................................................................................................................................2
2 Description..............................................................................................................................................................................
Applications............................................................................................................................................................2
2.2 Features.............................................................................................................................................................................
3 Electrical Performance Specifications.................................................................................................................................
4
Schematic................................................................................................................................................................................4
Setup................................................................................................................................................................................5
5.1 Test Equipment..................................................................................................................................................................
Setup.................................................................................................................................................6
6 Configurations........................................................................................................................................................................
6.1 Enable/Disable Switch S1..................................................................................................................................................
7 Test Procedure........................................................................................................................................................................
7.1 Line/Load Regulation and Efficiency Measurement Procedure.........................................................................................
7.2 List of Test Points...............................................................................................................................................................
7.3 Equipment Shutdown.........................................................................................................................................................
8 Performance Data and Typical Characteristic Curves........................................................................................................
8.1
Efficiency............................................................................................................................................................................8
8.2 Load Regulation.................................................................................................................................................................
8.3 Line Regulation..................................................................................................................................................................
8.4 Load Transient...................................................................................................................................................................
8.5 Output Ripple...................................................................................................................................................................
Node.................................................................................................................................................................11
Start-Up................................................................................................................................................................12
8.8 Disable.............................................................................................................................................................................
8.9 Thermal Image.................................................................................................................................................................
9 EVM Assembly Drawing and PCB Layout..........................................................................................................................
10 List of Materials..................................................................................................................................................................
History..................................................................................................................................................................17
Trademarks
D-CAP2
™
is a trademark of Texas Instruments.
Eco-mode
™
is a trademark of Texas Instruments.
All trademarks are the property of their respective owners.
SLUU944A - JUNE 2012 - REVISED DECEMBER 2021
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TPS53015 Buck Controller Evaluation Module User's Guide
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Summary of Contents for Texas Instruments TPS53015
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Page 1: Table Of Contents
™ is a trademark of Texas Instruments. All trademarks are the property of their respective owners. SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 TPS53015 Buck Controller Evaluation Module User's Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 2: Introduction
Providing a 1.05-V output at up to 8 A from a loosely regulated 12-V (8 V–22 V) source, the TPS53015EVM-126 is designed to demonstrate the TPS53015 in a typical point-of-load application while providing a number of test points to evaluate the performance of the TPS53015. -
Page 3: Electrical Performance Specifications
= 3.2 A 86.5% Full load efficiency = 12 V, I = 8.0 A 81.4% Operating temperature °C SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 TPS53015 Buck Controller Evaluation Module User's Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 4: Schematic
Schematic www.ti.com 4 Schematic Figure 4-1. TPS53015EVM-126 Schematic TPS53015 Buck Controller Evaluation Module User's Guide SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 5: Test Setup
J2 to LOAD: The minimum recommended wire size is 1x AWG #16, with the total length of wire less than four feet (2-feet output, 2-feet return) SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 TPS53015 Buck Controller Evaluation Module User's Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 6: Recommended Test Setup
Enable position, EN is connected to VIN, and the TPS53015 is enabled and generates a regulated 1.05-V output. When S1 is in the Disable position, EN is connected to GND, and the TPS53015 enters a high impedance output state. -
Page 7: Test Procedure
TP10 7.3 Equipment Shutdown 1. Shut down VIN. 2. Shut down Load. 3. Shut down FAN. SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 TPS53015 Buck Controller Evaluation Module User's Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 8: Performance Data And Typical Characteristic Curves
VIN = 22 V 0.001 0.010 0.100 1.000 10.000 - Load Current - A LOAD Figure 8-2. Load Regulation TPS53015 Buck Controller Evaluation Module User's Guide SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 9: Line Regulation
8.4 Load Transient Figure 8-4. Output Load 0-A to 8-A Transient (12-V V , 1.05-V V SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 TPS53015 Buck Controller Evaluation Module User's Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 10: Output Ripple
, 0 A) Figure 8-6. Output Ripple at Full Load (12-V V , 1.05-V V , 8 A) TPS53015 Buck Controller Evaluation Module User's Guide SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 11: Switching Node
, 0 A) Figure 8-8. Switching Node at Full Load (12-V V , 1.05-V V , 8 A) SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 TPS53015 Buck Controller Evaluation Module User's Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 12: Enable Start-Up
, 8-A I 8.8 Disable Figure 8-10. Shutdown Waveform (12-V V , 1.05-V V , 8-A I TPS53015 Buck Controller Evaluation Module User's Guide SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 13: Thermal Image
, 8-A I , no Air Flow) Note The hottest spot is the surface of snubber resistor and power MOSFET, not the surface of TPS53015 controller device. SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 TPS53015 Buck Controller Evaluation Module User's Guide Submit Document Feedback Copyright ©... -
Page 14: Evm Assembly Drawing And Pcb Layout
The EVM has been designed using a 4-layer, 2-ounce copper circuit board. Figure 9-1. TPS53015EVM-126 Top Layer Assembly Drawing (Top View) Figure 9-2. TPS53015EVM-126 Top Copper (Top View) TPS53015 Buck Controller Evaluation Module User's Guide SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 Submit Document Feedback... - Page 15 EVM Assembly Drawing and PCB Layout Figure 9-3. TPS53015EVM-126 Layer 2 (Top View) Figure 9-4. TPS53015EVM-126 Layer 3 (Top View) SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 TPS53015 Buck Controller Evaluation Module User's Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
- Page 16 EVM Assembly Drawing and PCB Layout www.ti.com Figure 9-5. TPS53015EVM-126 Bottom Layer (Top View) TPS53015 Buck Controller Evaluation Module User's Guide SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
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Page 17: List Of Materials
Updated the numbering format for tables, figures, and cross-references throughout the document....2 • Updated the user's guide title..........................• Edited user's guide for clarity..........................2 SLUU944A – JUNE 2012 – REVISED DECEMBER 2021 TPS53015 Buck Controller Evaluation Module User's Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... - Page 18 STANDARD TERMS FOR EVALUATION MODULES Delivery: TI delivers TI evaluation boards, kits, or modules, including any accompanying demonstration software, components, and/or documentation which may be provided together or separately (collectively, an “EVM” or “EVMs”) to the User (“User”) in accordance with the terms set forth herein.
- Page 19 www.ti.com Regulatory Notices: 3.1 United States 3.1.1 Notice applicable to EVMs not FCC-Approved: FCC NOTICE: This kit is designed to allow product developers to evaluate electronic components, circuitry, or software associated with the kit to determine whether to incorporate such items in a finished product and software developers to write software applications for use with the end product.
- Page 20 www.ti.com Concernant les EVMs avec antennes détachables Conformément à la réglementation d'Industrie Canada, le présent émetteur radio peut fonctionner avec une antenne d'un type et d'un gain maximal (ou inférieur) approuvé pour l'émetteur par Industrie Canada. Dans le but de réduire les risques de brouillage radioélectrique à...
- Page 21 www.ti.com EVM Use Restrictions and Warnings: 4.1 EVMS ARE NOT FOR USE IN FUNCTIONAL SAFETY AND/OR SAFETY CRITICAL EVALUATIONS, INCLUDING BUT NOT LIMITED TO EVALUATIONS OF LIFE SUPPORT APPLICATIONS. 4.2 User must read and apply the user guide and other available documentation provided by TI regarding the EVM prior to handling or using the EVM, including without limitation any warning or restriction notices.
- Page 22 Notwithstanding the foregoing, any judgment may be enforced in any United States or foreign court, and TI may seek injunctive relief in any United States or foreign court. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2019, Texas Instruments Incorporated...
- Page 23 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products. TI objects to and rejects any additional or different terms you may have proposed. IMPORTANT NOTICE Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2021, Texas Instruments Incorporated...