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THS3062EVM
User's Guide
September 2002
High Performance Linear Products
SLOU146

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Table of Contents
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Summary of Contents for Texas Instruments THS3062EVM

  • Page 1 THS3062EVM User’s Guide September 2002 High Performance Linear Products SLOU146...
  • Page 2 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete.
  • Page 3 EVM IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation kit being sold by TI is intended for use for ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY and is not considered by TI to be fit for commercial use. As such, the goods being provided may not be complete in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including product safety measures typically found in the end product incorporating the goods.
  • Page 4 EVM User’s Guide. When placing measurement probes near these devices during operation, please be aware that these devices may be very warm to the touch. Mailing Address: Texas Instruments Post Office Box 655303 Dallas, Texas 75265 Copyright  2002, Texas Instruments Incorporated...
  • Page 5 Read This First How to Use This Manual This document contains the following chapters: Chapter 1—Introduction and Description Chapter 2—Using The THS3062EVM Chapter 3—THS3062EVM Applications Chapter 4—EVM Hardware Description Information About Cautions and Warnings This book may contain cautions and warnings.
  • Page 6 Application report (SLOA069), How (Not) to Decouple High Speed Op Amp Circuits, http://www-s.ti.com/sc/psheets/sloa069/sloa069.pdf Application report (SLMA002), PowerPAD Thermally Enhanced Package, http://www-s.ti.com/sc/psheets/slma004/slma002.pdf Application report (SLMA004), PowerPAD Made Easy, http://www-s.ti.com/sc/psheets/slma004/slma004.pdf Application report (SSYA008), Electrostatic Discharge (ESD), http://www-s.ti.com/sc/psheets/ssya008/ssya008.pdf High-Speed Amplifier PCB Layout Tips, http://www-s.ti.com/sc/psheets/sloa102/sloa102.pdf Trademarks PowerPAD is a trademark of Texas Instruments.
  • Page 7: Table Of Contents

    ............Top Layer 1 (Signals and Silkscreen) for THS3062EVM .
  • Page 8 Contents...
  • Page 9: Introduction And Description

    Chapter 1 Introduction and Description This chapter provides a description of the THS3062EVM dual high-speed operational amplifier along with a schematic diagram. 1.1 Evaluation Schematic As delivered, the EVM has a fully functional example circuit, requiring added power supplies, a signal source, and a monitoring instrument. The default schematic diagram is provided in Figure 1-1.
  • Page 10 Evaluation Schematic The noninverting gain of the EVM channel 1 amplifier, when using the default configuration, is affected by the same slight gain error plus the gain error im- posed by the inverting input termination resistor, R2. The following equation shows the gain for this situation: R4 ø...
  • Page 11: Schematic Of The Ths3062Evm

    Evaluation Schematic Figure 1-1. Schematic of the THS3062EVM +VS(IN) -VS(IN) 22 mF 22 mF 562 W 0.1 mF 100 pF V1in- 562 W THS3062 V1out 49.9 W 54.9 W 49.9 W 0.1 mF 100 pF 953 W V1in+ 750 W...
  • Page 13: Using The Ths3062Evm

    Chapter 2 Using the THS3062EVM This chapter shows how to connect the THS3062EVM to test equipment. It is recommended that the user connect the EVM as described in this chapter to avoid damage to the EVM or the THS3062 installed on the board. Figure 2.1 shows how to connect power supplies, a 50-Ω...
  • Page 15: Ths3062Evm Applications

    Chapter 3 THS3062EVM Applications Example applications are presented in this chapter. These applications demonstrate the most popular circuits to the user, but many other circuits can be constructed. The user is encouraged to experiment with different circuits, exploring new and creative design techniques.
  • Page 16: Noninverting Gain Stage

    Noninverting Gain Stage 3.2 Noninverting Gain Stage For a noninverting stage in EVM channel 1, the EVM can be modified to eliminate the gain error imposed by R2 by replacing R2 with a 0-Ω resistor. This is shown in Figure 3-2. R4 has been removed as shown in the inverting gain stage example above.
  • Page 17: Evm Hardware Description

    Chapter 4 EVM Hardware Description This chapter describes the EVM hardware. It includes the EVM parts list, component placement diagram, and printed-circuit board layout. Table 4-1. THS3062EVM Bill of Materials Item Description Reference Manufacturer’s Distributor’s Size Designator Part Number Part Number Bead, ferrite, 3A, 80 Ω...
  • Page 18: Top Layer 1 (Signals And Silkscreen) For Ths3062Evm

    Figure 4-1. Top Layer 1 (Signals and Silkscreen) for THS3062EVM Figure 4-2. Internal Plane (Layer 2) Ground Plane...
  • Page 19: Internal Plane (Layer 3) Power Layer

    Figure 4-3. Internal Plane (Layer 3) Power Layer Figure 4-4. Bottom (Layer 4) Ground and Signal EVM Hardware Description...
  • Page 21 Authorized Distribution Brand: Website: Welcome to visit www.ameya360.com Contact Us: Address: 401 Building No.5, JiuGe Business Center, Lane 2301, Yishan Rd Minhang District, Shanghai , China Sales: Direct +86 (21) 6401-6692 Email amall@ameya360.com 800077892 Skype ameyasales1 ameyasales2 Customer Service: Email service@ameya360.com Partnership:...

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