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Summary of Contents for Texas Instruments TPS2231EVM
- Page 1 TPS2231EVM ExpressCard Power Interface Switch Evaluation Module User’s Guide July 2004 PMP Systems Power SLVU113...
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Page 2: Important Notice
TI product or service and is an unfair and deceptive business practice. TI is not responsible or liable for any such statements. Following are URLs where you can obtain information on other Texas Instruments products and application solutions:... -
Page 3: Evm Important Notice
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 schematic located in the 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. Copyright 2004, Texas Instruments Incorporated Mailing Address: Texas Instruments...
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Page 5: Read This First
Chapter 3 − EVM Operation Chapter 4 – Bill of Materials Chapter 5 − EVM Schematic and Layout Related Documentation 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 (PCMCIA). - Page 6 Contents the user at his own expense will be required to take whatever measures may be required to correct this interference.
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Page 7: Table Of Contents
..............5−1 TPS2231EVM Schematic Diagram 5−2 Top Assembly Layer . - Page 8 Contents viii...
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Page 9: Introduction
Chapter 1 Introduction This User’s Guide describes 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 ExpressCard power-interface switch. Introduction... -
Page 11: Hardware Overview
Chapter 2 Hardware Overview The HPA074 EVM features the TPS2231 made by Texas Instruments 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 compliant socket is installed for insertion of an ExpressCard card. -
Page 13: Evm Operation
This chapter describes the setup and configuration of the TPS2231 EVM. Topic Setup ............Slide Switches . -
Page 14: Setup
Setup 3.1 Setup The HPA074 EVM is designed to allow evaluation of the TPS2231 device. Test points and slide switches are provided to facilitate various tests and configura- tions. 3.2 Slide Switches On the HPA074 EVM, 6 slide switches (S1 through S6) are provided to set the logic levels on the TPS2231 logic inputs. -
Page 15: Features
3.4 Features In order to easily evaluate the TPS2231 PD controller, the EVM features are described in this section. 3.4.1 Input and Output Capacitors The input capacitances of the TPS2231 voltage inputs are recommended to be at least 4.7 µF. The output capacitances are at least 0.1 µF but greater output capacitance will improve system performance during transients. -
Page 17: Bill Of Materials
Chapter 4 Bill of Materials This chapter contains the bill of materials for the TPS2231EVM. Topic Page Bill of Materials .......... -
Page 18: Bill Of Materials
Bill of Materials 4.1 Bill of Materials COUNT RefDes Description C1, C2, C3 Capacitor, ceramic, 4.7−µF, 10−V, X7R, 10% C4, C5, C6, C7, Capacitor, ceramic, 0.1−µF, C9, C11 16−V, X7R, 10% Capacitor, Poscap, 68 µF, 16V, C8, C10, C12 D1, D2, D3, D4 Diode, LED, Red Header, 10−pin, 200 mil spacing... -
Page 19: Evm Schematic And Layout
EVM Schematic and Layout This chapter contains the schematic and layout for the TPS2231EVM. Topic Schematic ........... . -
Page 20: Schematic
Schematic 5.1 Schematic Figure 5−1. TPS2231EVM Schematic Diagram... -
Page 21: Layout
Layout 5.2 Layout Figure 5−2. Top Assembly Layer Figure 5−3. Bottom Assembly Layer EVM Schematic and Layout...
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