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This user's guide describes the operational use of the TPS7B8401EVM evaluation module (EVM) as a
reference design for engineering demonstration and evaluation of the TPS7B8401 low-dropout (LDO)
linear regulator. Included in this user's guide are setup and operating instructions, thermal and layout
guidelines, a printed circuit board (PCB) layout, a schematic diagram, and a bill of materials (BOM).
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SBVU060A - March 2020 - Revised April 2020
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TPS7B8401EVM Evaluation Module
Figure 1. TPS7B8401EVM Evaluation Module
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Copyright © 2020, Texas Instruments Incorporated
SBVU060A - March 2020 - Revised April 2020
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TPS7B8401EVM Evaluation Module
User's Guide
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Summary of Contents for Texas Instruments TPS7B8401EVM
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Page 1: Table Of Contents
TPS7B8401EVM Evaluation Module Figure 1. TPS7B8401EVM Evaluation Module This user’s guide describes the operational use of the TPS7B8401EVM evaluation module (EVM) as a reference design for engineering demonstration and evaluation of the TPS7B8401 low-dropout (LDO) linear regulator. Included in this user’s guide are setup and operating instructions, thermal and layout guidelines, a printed circuit board (PCB) layout, a schematic diagram, and a bill of materials (BOM). -
Page 2: Introduction
All trademarks are the property of their respective owners. Introduction TI's TPS7B8401EVM helps design engineers evaluate the operation and performance of the TPS7B8401 family of linear regulators for possible use in their own circuit application. This particular EVM configuration contains a single wide-input voltage, small size, linear regulator for a wide range of applications. - Page 3 Input voltage test point. 1.2.13 TP2 – OUT Regulated output voltage test point. 1.2.14 TP3 – GND Ground test point. SBVU060A – March 2020 – Revised April 2020 TPS7B8401EVM Evaluation Module Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
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Page 4: Pcb Layout
Figure 2 Figure 6 illustrate the PCB layout for this EVM. Figure 2. Assembly Layer Figure 3. Top Layer Routing TPS7B8401EVM Evaluation Module SBVU060A – March 2020 – Revised April 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 5: First Middle Layer
PCB Layout www.ti.com Figure 4. First Middle Layer Figure 5. Second Middle Layer Figure 6. Bottom Layer Routing SBVU060A – March 2020 – Revised April 2020 TPS7B8401EVM Evaluation Module Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 6: Bill Of Materials
These assemblies must comply with workmanship standards IPC-A-610 Class 2. Unless otherwise noted in the Alternate Part Number or Alternate Manufacturer columns, all parts can be substituted with equivalents. TPS7B8401EVM Evaluation Module SBVU060A – March 2020 – Revised April 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 7: Tps7B8401Evm Bom
× 1, TH Header, 2.54 mm, 5 × 2, Gold, TH Header, 2.54 mm, 5 × 2, 61301021121 Wurth Elektronik SBVU060A – March 2020 – Revised April 2020 TPS7B8401EVM Evaluation Module Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... - Page 8 NOTE: Page numbers for previous revisions may differ from page numbers in the current version. Changes from Original (March 2020) to A Revision ....................... Page ............ • Changed TPS7B84EVM-036 to TPS7B8401EVM throughout the document. Revision History SBVU060A – March 2020 – Revised April 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated...
- Page 9 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 10 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 11 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 12 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 13 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 14 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2020, Texas Instruments Incorporated...