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User's Guide
TPS548B27EVM-162 20-A, Buck Converter Evaluation
Module User Guide
This user's guide contains information for the TPS548B27EVM-162 evaluation module (EVM) as well as for the
TPS548B27 DC/DC converter. Also included are the performance specifications, the schematic, and the list of
materials for the TPS548B27EVM.
1
Introduction.............................................................................................................................................................................2
Warnings......................................................................................................................................................................2
3
Background.............................................................................................................................................................................2
4 Performance Specification Summary...................................................................................................................................
5
Modifications...........................................................................................................................................................................3
5.1 Output Voltage Setpoint.....................................................................................................................................................
5.2 Frequency and Operation Mode Setting............................................................................................................................
5.3 Enable Pin Selection..........................................................................................................................................................
Sensing.................................................................................................................................................................4
UVLO................................................................................................................................................................4
6
Schematic................................................................................................................................................................................5
Materials.......................................................................................................................................................................6
8 Layout......................................................................................................................................................................................
Figure 2-1. Hot Surface. Contact may cause burns. Do not touch..............................................................................................
Figure 6-1. TPS548B27EVM Schematic.....................................................................................................................................
Figure 8-1. TPS548B27EVM Top-Side Composite View.............................................................................................................
Figure 8-3. TPS548B27EVM Top-Side Layout............................................................................................................................
Figure 8-4. TPS548B27EVM Internal Layer-1 Layout.................................................................................................................
Figure 8-5. TPS548B28EVM Internal Layer-2 Layout.................................................................................................................
Selection...................................................................................................................................................4
Trademarks
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D-CAP3
is a trademark of TI.
All trademarks are the property of their respective owners.
SNVU759 - JULY 2021
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ABSTRACT
Table of Contents
List of Figures
View........................................................................................................8
Layout.......................................................................................................................9
List of Tables
Summary...............................................................................................................2
Summary..........................................................................................................................3
Selection.........................................................................................................................4
Materials...............................................................................................................................6
TPS548B27EVM-162 20-A, Buck Converter Evaluation Module User Guide
Copyright © 2021 Texas Instruments Incorporated
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Summary of Contents for Texas Instruments TPS548B27EVM-162
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Page 1: Table Of Contents
TPS548B27EVM-162 20-A, Buck Converter Evaluation Module User Guide ABSTRACT This user’s guide contains information for the TPS548B27EVM-162 evaluation module (EVM) as well as for the TPS548B27 DC/DC converter. Also included are the performance specifications, the schematic, and the list of materials for the TPS548B27EVM. -
Page 2: Introduction
Table 3-1. Input Voltage and Output Current Summary Input Voltage Range Output Current Range TPS548B27 = 4 V to 16 V 0 A to 20 A TPS548B27EVM-162 20-A, Buck Converter Evaluation Module User Guide SNVU759 – JULY 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 3: Performance Specification Summary
INTREF FB HS FB LS INTREF where • = 0.6 V INTREF • FB_HS • = 10 kΩ FB_LS SNVU759 – JULY 2021 TPS548B27EVM-162 20-A, Buck Converter Evaluation Module User Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 4: Frequency And Operation Mode Setting
The undervoltage lockout (UVLO) can be adjusted externally using R2 and R9. See the TPS548B27 4-V to 16-V Input, 15-A/20-A Synchronous Step-Down Converter Data Sheet for detailed instructions for setting the external UVLO. TPS548B27EVM-162 20-A, Buck Converter Evaluation Module User Guide SNVU759 – JULY 2021 Submit Document Feedback... -
Page 5: Schematic
PGND AGND TP15 AGND VSNS- PGND AGND PGND Mode TSW-106-07-G-D 30.1k 60.4k 121k 243k AGND Figure 6-1. TPS548B27EVM Schematic SNVU759 – JULY 2021 TPS548B27EVM-162 20-A, Buck Converter Evaluation Module User Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 6: List Of Materials
CL10C102JB8NNNC Samsung Electro- Mechanics 'FID1, FID2, FID3, Fiducial mark. There is nothing to buy or mount. FID4, FID5, FID6 TPS548B27EVM-162 20-A, Buck Converter Evaluation Module User Guide SNVU759 – JULY 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... - Page 7 Inductor, Wirewound, Ceramic, 47 nH, 0.5 A, 0.31 ohm, 0805CS-470XJLB Coilcraft RES, 2.2, 5%, 0.5 W, 1206 CRM1206-JW-2R2ELF Bourns SNVU759 – JULY 2021 TPS548B27EVM-162 20-A, Buck Converter Evaluation Module User Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated...
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Page 8: Layout
Figure 8-1. TPS548B27EVM Top-Side Composite Figure 8-2. TPS548B27EVM Bottom-Side View Composite View TPS548B27EVM-162 20-A, Buck Converter Evaluation Module User Guide SNVU759 – JULY 2021 Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... -
Page 9: Figure 8-3. Tps548B27Evm Top-Side Layout
Figure 8-4. TPS548B27EVM Internal Layer-1 Layout Figure 8-3. TPS548B27EVM Top-Side Layout Figure 8-5. TPS548B28EVM Internal Layer-2 Layout Figure 8-6. TPS548B27EVM Bottom-Side Layout SNVU759 – JULY 2021 TPS548B27EVM-162 20-A, Buck Converter Evaluation Module User Guide Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated... - Page 10 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 11 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 12 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 13 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 14 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 15 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products.IMPORTANT NOTICE Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2021, Texas Instruments Incorporated...
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Page 16: Texas Instruments
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