Texas Instruments TPS65720EVM User Manual
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Texas Instruments TPS65720EVM User Manual

Texas Instruments TPS65720EVM User Manual

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The TPS65720EVM-515 evaluation module is a fully assembled and tested circuit for evaluating the
TPS65720 two-channel power management integrated circuit..
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TPS65720EVM Schematic
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SLVU324 - March 2010
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Copyright © 2010, Texas Instruments Incorporated
Contents
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List of Tables
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User's Guide
SLVU324 - March 2010
TPS65720EVM
TPS65720EVM
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Summary of Contents for Texas Instruments TPS65720EVM

  • Page 1: Table Of Contents

    User's Guide SLVU324 – March 2010 TPS65720EVM The TPS65720EVM-515 evaluation module is a fully assembled and tested circuit for evaluating the TPS65720 two-channel power management integrated circuit.. Contents ........................Introduction ....................... Requirements ....................1.2 Applications ......................Features ..............TPS65720EVM Electrical Performance Specifications ....................

  • Page 2: Introduction

    DC power supply. Software must be downloaded from the TI Web site at www.ti.com. 1.1.1 Software To download the software that is necessary to operate the TPS65720EVM, check the TPS65720 product folder on the TI Web site. 1.1.2 Host Computer A personal computer (PC) with a USB port is required to operate this EVM.

  • Page 3: Tps65720Evm Electrical Performance Specifications

    TPS65720EVM Electrical Performance Specifications www.ti.com TPS65720EVM Electrical Performance Specifications Table 1. TPS65720EVM Electrical and Performance Specifications Parameter Symbol Notes and Conditions Unit Input Characteristics Input Voltage AC 4.35 Input Voltage DCDC1 IN_DCDC1 Input Voltage LDO1 IN_LDO1 Bit <AC input current1, AC input current0> = 00...

  • Page 4: Tps65720Evm Schematic

    TPS65720EVM Schematic www.ti.com TPS65720EVM Schematic For Reference Only, See Table 2 for specific values. Figure 1. TPS65720EVM Schematic TPS65720EVM SLVU324 – March 2010 Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...

  • Page 5: Connector And Test Point Descriptions

    LDO1 is capable of sourcing up to 300 mA. A load can be connected between J9 and J10 (GND). 4.1.10 J10 – GND J10 is the return connection of LDO1 output rail. A load can be connected between J10 and J9 (VDCDC1). SLVU324 – March 2010 TPS65720EVM Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...
  • Page 6 To keep DCDC1 / LDO1 enabled, the individual HOLD pins must be pulled high before PB_IN is released high. If a power supply is present at AC, both DCDC1 and LDO1 are enabled independent of the HOLD pins. TPS65720EVM SLVU324 – March 2010 Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...

  • Page 7: Setup

    Instruments\TPS65720_1EVM. Once the software is started, a dialog box appears (see Figure 3) and asks the user to select whether a TPS65720 or TPS65721 is connected. SLVU324 – March 2010 TPS65720EVM Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...

  • Page 8: Starting The Software

    In the Lower right corner of the window, all charger related User Registers are displayed. See the TPS65720 data sheet for detailed description on these registers. TPS65720EVM SLVU324 – March 2010 Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...

  • Page 9: Software Charger View

    LDO1. In the lower right corner of the window, all DCDC1/LDO1-related User Registers are displayed. See the TPS65720 data sheet for detailed description on these registers. SLVU324 – March 2010 TPS65720EVM Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...

  • Page 10: Software Dcdc1/Ldo1 View

    LED. In the lower right corner of the window, all GPIO-related User Registers are displayed. See the TPS65720 data sheet for detailed description on these registers. TPS65720EVM SLVU324 – March 2010 Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...

  • Page 11: Gpio View

    If any interrupt is pending, the INT pin is driven low. In the lower right corner of the window, all INTERRUPT-related User Registers are displayed. See the TPS65720 data sheet for detailed description on these registers. SLVU324 – March 2010 TPS65720EVM Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...

  • Page 12: Interrupts View

    Setup www.ti.com Figure 7. INTERRUPTS VIEW TPS65720EVM SLVU324 – March 2010 Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...

  • Page 13: Tps65720Evm Assembly Drawings And Layout

    TPS65720EVM Assembly Drawings and Layout The following figures (Figure 8 through Figure 12) show the design of the TPS65720EVM printed-circuit board. EXAS NSTRUMENTS Figure 8. TPS65720EVM Component Placement (Viewed From Top) Figure 9. TPS65720EVM Top Copper (Viewed From Top) SLVU324 –...

  • Page 14: Tps65720Evm Bottom Copper (X-Ray View )

    TPS65720EVM Assembly Drawings and Layout www.ti.com Figure 10. TPS65720EVM Bottom Copper (X-Ray View ) Figure 11. TPS65720EVM Internal 1 (X-Ray View From Top) TPS65720EVM SLVU324 – March 2010 Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...

  • Page 15: Tps65720Vm Internal 2 (X-Ray View From Top)

    TPS65720EVM Assembly Drawings and Layout www.ti.com Figure 12. TPS65720VM Internal 2 (X-Ray View From Top) SLVU324 – March 2010 TPS65720EVM Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...

  • Page 16: Bill Of Materials

    4. Ref designators marked with an asterisk ('**') cannot be substituted. All other components can be substituted with equivalent MFG's components. 5 Maximum 30 grams placement pressure on DSBGA-25 parts. TPS65720EVM SLVU324 – March 2010 Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated...
  • Page 17 Evaluation Board/Kit Important Notice Texas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation board/kit is intended for use for ENGINEERING DEVELOPMENT, DEMONSTRATION, OR EVALUATION PURPOSES ONLY and is not considered by TI to be a finished end-product fit for general consumer use. Persons handling the product(s) must have electronics training and observe good engineering practice standards.
  • Page 18 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 19 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Texas Instruments TPS65720EVM-515...

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