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Contents

vii

Introduction

1-1

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Hardware Overview

2-1

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EVM Operation

3-1

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3.1

Setup

3-2

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3.2

Slide Switches

3-2

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3.3

Test Points

3-2

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3.4

Features

3-3

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3.4.1

Input and Output Capacitors

3-3

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3.4.2

LEDs

3-3

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3.4.3

Clock Oscillator

3-3

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3.4.4

ExpressCard Socket

3-3

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Bill of Materials

4-1

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4.1

Bill of Materials

4-2

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EVM Schematic and Layout

5-1

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5.1

Schematic

5-2

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5.2

Layout

5-3

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5−1

TPS2231EVM Schematic Diagram

5-2

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5−2

Top Assembly Layer

5-3

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5−3

Bottom Assembly Layer

5-3

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Содержание TPS2231EVM

Страница 1: ...July 2004 PMP Systems Power User s Guide SLVU113...

Страница 2: ...ute a license from TI to use such products or services or a warranty or endorsement thereof Use of such information may require a license from a third party under the patents or other intellectual pro...

Страница 3: ...handling or use of the goods Please be aware that the products received may not be regulatory compliant or agency certified FCC UL CE etc Due to the open construction of the product it is the user s r...

Страница 4: ...tput If there is uncertainty as to the load specification please contact a TI field representative During normal operation some circuit components may have case temperatures greater than 85 C The EVM...

Страница 5: ...ntation From Texas Instruments TPS2231 ExpressCardt Power Interface Switch data sheet SLVS536 Trademark ExpressCard is a trademark of the Personal Computer Memory Card Interna tional Association PCMCI...

Страница 6: ...Contents vi the user at his own expense will be required to take whatever measures may be required to correct this interference...

Страница 7: ...3 4 Features 3 3 3 4 1 Input and Output Capacitors 3 3 3 4 2 LEDs 3 3 3 4 3 Clock Oscillator 3 3 3 4 4 ExpressCard Socket 3 3 4 Bill of Materials 4 1 4 1 Bill of Materials 4 2 5 EVM Schematic and Layo...

Страница 8: ...Contents viii...

Страница 9: ...ibes the setup and operation of the TPS2231 evaluation module EVM HPA074 Information and instruction presented throughout this document assumes user familiarity with the data sheet of the TPS2231 Expr...

Страница 10: ...1 2...

Страница 11: ...struments Incorporated The EVM has been designed to be simple and straight forward for users to evaluate the TPS2231 device with all the necessary external components and test points An ExpressCard co...

Страница 12: ...2 2...

Страница 13: ...3 1 EVM Operation This chapter describes the setup and configuration of the TPS2231 EVM Topic Page 3 1 Setup 3 2 3 2 Slide Switches 3 2 3 3 Test Points 3 2 3 4 Features 3 3 Chapter 3...

Страница 14: ...1 S6 RCLKEN 1 3 3 Test Points All of the test points on the HPA074 EVM are listed in the following table Test Points Description TP1 TP11 TP20 Ground GND TP2 Test point for TPS2231 AUXIN pin TP3 Test...

Страница 15: ...alled on the HPA074 EVM to indicate the states of the three voltage outputs and the OC flag When there is an overcurrent condition at any of the internal power switches of the TPS2231 D1 will be turne...

Страница 16: ...3 4...

Страница 17: ...4 1 Bill of Materials This chapter contains the bill of materials for the TPS2231EVM Topic Page 4 1 Bill of Materials 4 2 Chapter 4...

Страница 18: ...P2T slide PC mount 200 mA TH EG1218 E_Switch 3 TP1 TP11 TP20 Test point black 1 mm TH 240 333 Farnell 17 TP2 TP3 TP4 TP5 TP6 TP7 TP8 TP9 TP10 TP12 TP13 TP14 TP15 TP16 TP17 TP18 TP19 Test point red 1 m...

Страница 19: ...5 1 EVM Schematic and Layout This chapter contains the schematic and layout for the TPS2231EVM Topic Page 5 1 Schematic 5 2 5 2 Layout 5 3 Chapter 5...

Страница 20: ...Schematic 5 2 5 1 Schematic Figure 5 1 TPS2231EVM Schematic Diagram...

Страница 21: ...Layout 5 3 EVM Schematic and Layout 5 2 Layout Figure 5 2 Top Assembly Layer Figure 5 3 Bottom Assembly Layer...

Страница 22: ...5 4...

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