Instruction/ maintenance manual of the product TPS65020EVM-110 Texas Instruments
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1 Introduction 1.1 Requirements 1.2 Personal Computer (PC) User's Guide SLVU138 – August 2005 TPS65020EVM-110 User's Guide This User’s Guide describes the characteristics, operation, and use of the TPS65020EVM-110 evaluation module (EVM).
www.ti.com 1.3 Printed Circuit Board Assembly 1.4 USB to I 2 C Interface Board (EV2300) 1.5 Software 2 Setup 2.1 Input / Output Connector Descriptions Setup The TPS65020EVM-110 PCB contains the TPS65020 IC and its required external components.
www.ti.com 2.2 Setup 3 Board Layout Board Layout INPUT / OUTPUT DESCRIPTION J11 – GND Return for VDCDC1 J12 – VDCDC2 Output from DCDC2 switching regulator, maximum output current 1 A, default voltage setting 2.
www.ti.com 3.1 Layout Board Layout Board layout is critical for all switch mode power supplies. Figure 1 through Figure 5 show the board layout for the TPS65020EVM-110 PWB. The nodes with high switching frequencies and currents are short and are isolated from the noise sensitive feedback circuitry.
www.ti.com Board Layout Figure 2. Top Layer SLVU138 – August 2005 TPS65020EVM-110 User's Guide 5.
www.ti.com Board Layout Figure 3. Routing, GND Plane TPS65020EVM-110 User's Guide 6 SLVU138 – August 2005.
www.ti.com Board Layout Figure 4. Routing, VIN Plane SLVU138 – August 2005 TPS65020EVM-110 User's Guide 7.
www.ti.com 4 Schematic and Bill of Materials Schematic and Bill of Materials Figure 5. Routing, Bottom Layer This section provides the TPS65020EVM-110 schematic and bill of materials.
www.ti.com 4.1 Schematic Schematic and Bill of Materials Figure 6. TPS65020EVM-110 Schematic SLVU138 – August 2005 TPS65020EVM-110 User's Guide 9.
www.ti.com 4.2 Bill of Material 5 Related Documentation Related Documentation Table 1. HPA110A BOM Count Ref Des Value Description Size Part No. MFR –001 –002 C1, C2, C4, C9, 9 9 C10, C11, 10 µ F Capacitor, ceramic, 10 µ F, 6.3 V, X5R, 20% 0805 C2012X5R0J106K TDK C14, C15, C16 C8, C12, 4 4 2.
FCC Warnings This equipment is intended for use in a laboratory test environment only. It generates, uses, and can radiate radio frequency energy and has not been tested for compliance with the limits.
www.ti.com Related Documentation EVM WARNINGS AND RESTRICTIONS It is important to operate this EVM within the input voltage range of 0 V to 4 V. Exceeding the specified input range may cause unexpected operation and/or irreversible damage to the EVM.
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.
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