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User's Guide
TMCS1123xEVM
NOTICE: This EVM comes without the TCMS1123 devices populated. To evaluate, order up to
five devices of any gain or version and solder onto the EVM.
This user's guide describes the characteristics, operation, and use of the
This EVM is designed to evaluate the performance of the
sense amplifiers in a variety of configurations. Throughout this document, the terms evaluation board, evaluation
module, and EVM are synonymous with the TMCS1123xEVM. This document includes a schematic, reference
printed circuit board (PCB) layouts, and a complete bill of materials (BOM).
SBAU421B – JUNE 2023 – REVISED DECEMBER 2023
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ABSTRACT
TMCS1123
Copyright © 2023 Texas Instruments Incorporated
TMCS1123
evaluation module (EVM).
voltage output isolated Hall-effect current-
TMCS1123xEVM
1

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Summary of Contents for Texas Instruments TMCS1123 EVM Series

  • Page 1 EVM are synonymous with the TMCS1123xEVM. This document includes a schematic, reference printed circuit board (PCB) layouts, and a complete bill of materials (BOM). SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 TMCS1123xEVM Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 2: Table Of Contents

    Table of Contents www.ti.com Table of Contents 1 General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines..........Overview....................................4 2.1 Kit Contents..................................4 2.2 Related Documentation From Texas Instruments......................3 Hardware....................................3.1 Features..................................... 3.2 Circuitry....................................Operation....................................8 4.1 Measurements................................... 4.2 Advanced Measurement Tips............................10...
  • Page 3: General Texas Instruments High Voltage Evaluation (Ti Hv Evm) User Safety Guidelines

    General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines 1 General Texas Instruments High Voltage Evaluation (TI HV EVM) User Safety Guidelines WARNING Always follow TI’s setup and application instructions, including use of all interface components within their recommended electrical rated voltage and power limits.
  • Page 4: Overview

    Newer revisions are available from www.ti.com or the Texas Instruments' Literature Response Center at (800) 477-8924 or the Product Information Center at (972) 644-5580. When ordering, identify the document by both title and literature number.
  • Page 5: Hardware

    Ease-of-access to device pins with test points • Evaluation of high-side and low-side configurations See the TMCS1123 data sheet for comprehensive information about the TMCS1123. SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 TMCS1123xEVM Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 6: Circuitry

    The point set by any of the above methods are presented to an internal comparator, which is constantly monitored against the output voltage VOUT. In the event that VOUT > VOC, the active low nOC pin activates, TMCS1123xEVM SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 7 10 mV above ground to 100 mV below the supply voltage. • Choose an appropriate sensitivity to create the largest appropriate output swing and to minimize error. SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 TMCS1123xEVM Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 8: Operation

    Be sure to connect GND first and make sure that the external LV supply is between 3 V and 5.5 V. 4. Connect the input per Section 4.1. TMCS1123xEVM SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 9: Measurements

    The output voltage is equal to the sensitivity of the device multiplied by the load current passing through the leadframe of the DUT. SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 TMCS1123xEVM Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 10: Advanced Measurement Tips

    DUT package and placing a thermal sensor directly on the thermal grease. See Thermal Implementation Guide for In-Package Magnetic Current Sensors for additional information and for details regarding thermal best practices. TMCS1123xEVM SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 11: Schematics, Pcb Layout, And Bill Of Materials

    THT-14-423-10 Size: 0.65" x 0.20 " TMCS1123B1 TMCS1123B2 TMCS1123B3 TMCS1123B4 TMCS1123B5 TMCS1123C1 TMCS1123C2 TMCS1123C3 TMCS1123C4 TMCS1123C5 Figure 5-1. Schematic for A1 Device SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 TMCS1123xEVM Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 12: Pcb Layout

    Schematics, PCB Layout, and Bill of Materials www.ti.com 5.2 PCB Layout Figure 5-2 through Figure 5-5 illustrate the PCB layers of the TMCS1123xEVM. Figure 5-2. Top Overlay TMCS1123xEVM SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 13: Figure 5-3. Top Layer

    Schematics, PCB Layout, and Bill of Materials Figure 5-3. Top Layer SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 TMCS1123xEVM Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 14: Figure 5-4. Bottom Overlay

    Schematics, PCB Layout, and Bill of Materials www.ti.com Figure 5-4. Bottom Overlay Figure 5-5. Bottom Layer TMCS1123xEVM SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 15: Bill Of Materials

    LBL2_3, LBL2_4, LBL2_5 Printable Labels, 0.650" inch W x 0.200" H - 10,000 per roll MP1, MP2 Medium-Strength Steel NUT_1-4-20 95462A029 McMaster-Carr Hex Nut SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 TMCS1123xEVM Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 16 0603 0603ZC100KAT2A C2_5 +/- 10%, X7R, 0603 IN-1_2, IN-1_3, IN-1_4, Terminal 90 A Lug CB70-14-CY CB70-14-CY Panduit IN-1_5, IN+1_2, IN+1_3, IN+1_4, IN+1_5 TMCS1123xEVM SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 17: Table 5-2. Bill Of Materials For Tmcs1123Bevm

    Medium-Strength Steel MP3, MP4 NPTH_SCREW_M5x0.8 92196A535 McMaster-Carr Hex NutPassivated 18-8 Stainless Steel Pan Head Socket Head Screw 1/4"-20 Thread Size, 3/8" Long SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 TMCS1123xEVM Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 18 0603 0603ZC100KAT2A C2_5 +/- 10%, X7R, 0603 IN-1_2, IN-1_3, IN-1_4, Terminal 90 A Lug CB70-14-CY CB70-14-CY Panduit IN-1_5, IN+1_2, IN+1_3, IN+1_4, IN+1_5 TMCS1123xEVM SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 19: Table 5-3. Bill Of Materials For Tmcs1123Cevm

    McMaster-Carr Hex Nut MP3, MP4 Passivated 18-8 Stainless NPTH_SCREW_M5x0.8 92196A535 McMaster-Carr Steel Pan Head Socket Head Screw 1/4"-20 Thread Size, 3/8" Long SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 TMCS1123xEVM Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 20 0603 0603ZC100KAT2A C2_5 +/- 10%, X7R, 0603 IN-1_2, IN-1_3, IN-1_4, Terminal 90 A Lug CB70-14-CY CB70-14-CY Panduit IN-1_5, IN+1_2, IN+1_3, IN+1_4, IN+1_5 TMCS1123xEVM SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 21: Revision History

    Changes from Revision * (June 2023) to Revision A (November 2023) Page • Changed the Reference Point column in Device Summary table...............4 SBAU421B – JUNE 2023 – REVISED DECEMBER 2023 TMCS1123xEVM Submit Document Feedback Copyright © 2023 Texas Instruments Incorporated...
  • Page 22 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 23 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 24 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 25 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 26 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 © 2023, Texas Instruments Incorporated...
  • Page 27 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 © 2023, Texas Instruments Incorporated...

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