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This user's guide contains information and support documentation for the ALM2403-Q1 evaluation module
(EVM). Included are the circuit description, jumper settings, required connections, printed circuit board
(PCB) layout, schematic, and bill of materials of the ALM2403Q1EVM. Throughout this document, the
terms evaluation board, evaluation module, and EVM are synonymous with the ALM2403Q1EVM.
SBOU236 – February 2020
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ALM2403-Q1 Evaluation Module
Copyright © 2020, Texas Instruments Incorporated
User's Guide
SBOU236 – February 2020
ALM2403-Q1 Evaluation Module
1
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Summary of Contents for Texas Instruments ALM2403-Q1
- Page 1 SBOU236 – February 2020 ALM2403-Q1 Evaluation Module This user's guide contains information and support documentation for the ALM2403-Q1 evaluation module (EVM). Included are the circuit description, jumper settings, required connections, printed circuit board (PCB) layout, schematic, and bill of materials of the ALM2403Q1EVM. Throughout this document, the terms evaluation board, evaluation module, and EVM are synonymous with the ALM2403Q1EVM.
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Page 2: Table Of Contents
ALM2403Q1EVM Supply-Range Specifications ............... ALM2403Q1EVM Input and Output Connections ..................ALM2403Q1EVM Bill of Materials Trademarks All trademarks are the property of their respective owners. ALM2403-Q1 Evaluation Module SBOU236 – February 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 3: Overview
Overview The ALM2403-Q1 is an automotive-grade, high-voltage, high-current, dual operational amplifier (op amp) with wide bandwidth and thermal protection from Texas Instruments. For a full list of electrical characteristics for the ALM2403-Q1, see the ALM2403-Q1 24-V, High Current, Wide-Bandwidth, Dual Operational Amplifier data sheet. -
Page 4: Evm Circuit Description
EVM Circuit Description This EVM provides access to the features, and measure the performance, of the ALM2403-Q1. By default, the ALM2403Q1EVM has both amplifiers configured in the inverting configuration with a gain of –2.5 V/V. A simplified schematic of the ALM2403Q1EVM is displayed in Figure 1. -
Page 5: Jumper Settings
Overtemperature flag or shutdown: SH_DN / OTF Shunt 2-3 Shunt 2-3 turns on amplifiers; pin works as overtemperature flag Shunt 1-2 shuts down amplifiers SBOU236 – February 2020 ALM2403-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 6: Power-Supply Connections
Power-Supply Connector OUT1 IN1+ VCC_S VCC_S 100 nF 10 µF 100 nF IN2+ OUT2 IN2± SH_DN/OTF Thermal Shutdown Figure 3. ALM2403Q1EVM Voltage Supply Connections ALM2403-Q1 Evaluation Module SBOU236 – February 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 7: Input And Output Connections
IN1+ SMA (not populated) IN2+ SMA (not populated) IN2– TP10 J3.1 OUT1 Screw terminal J3.2 Screw terminal J3.3 Screw terminal J3.4 OUT2 Screw terminal SBOU236 – February 2020 ALM2403-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 8: Modifications
The third internal layer and the bottom layer route the power-supply connections. ALM2403-Q1 Evaluation Module SBOU236 – February 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 9: Top Overlay Pcb Layout
Schematic, PCB Layout, and Bill of Materials www.ti.com Figure 6. Top Overlay PCB Layout SBOU236 – February 2020 ALM2403-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 10: Top Layer Pcb Layout
Schematic, PCB Layout, and Bill of Materials www.ti.com Figure 7. Top Layer PCB Layout ALM2403-Q1 Evaluation Module SBOU236 – February 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 11: Ground Layer Pcb Layout
Schematic, PCB Layout, and Bill of Materials www.ti.com Figure 8. Ground Layer PCB Layout SBOU236 – February 2020 ALM2403-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 12: Power Layer Pcb Layout
Schematic, PCB Layout, and Bill of Materials www.ti.com Figure 9. Power Layer PCB Layout ALM2403-Q1 Evaluation Module SBOU236 – February 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 13: Bottom Layer Pcb Layout
Schematic, PCB Layout, and Bill of Materials www.ti.com Figure 10. Bottom Layer PCB Layout SBOU236 – February 2020 ALM2403-Q1 Evaluation Module Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... -
Page 14: Bill Of Materials
RES, 24.9 k, 0.5%, 0.1 W, 0805 0805 RR1220P-2492-D-M Susumu Co Ltd R15, R18, R19 R6, R14 10.0k RES, 10.0 k, 0.5%, 0.125 W, 0805 0805 RT0805DRE0710KL Yageo America ALM2403-Q1 Evaluation Module SBOU236 – February 2020 Submit Documentation Feedback Copyright © 2020, Texas Instruments Incorporated... - Page 15 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 16 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 17 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 18 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 19 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 20 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...
- Page 21 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Texas Instruments ALM2403Q1EVM...
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