Texas Instruments TPS23752 Evaluation Module TPS23752EVM-145 TPS23752EVM-145 Scheda Tecnica

This User’s Guide describes the evaluation module (EVM) for the TPS23752 (TPS23752EVM-145). The
TPS23752 is a type 2, Power over Ethernet (PoE) powered device (PD) controller and integrated current-
mode DC/DC controller with sleep mode. The TPS23752 is optimized specifically for applications requiring
high efficiency over a wide load range.

1

Introduction

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1.1

Features

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1.2

Applications

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2

Electrical Specifications

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3

Description

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4

Schematic

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5

General Configuration and Description

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5.1

Physical Access

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5.2

Test Setup

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6

TPS23752EVM-145 Performance Data

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6.1

Efficiency

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7

EVM Assembly Drawings and Layout Guidelines

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7.1

PCB Drawings

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7.2

Layout Guidelines

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7.3

EMI Containment

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8

Bill of Materials

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1

TPS23752EVM-145 Schematic

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2

TPS23752EVM-145 Schematic (2)

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3

Typical TPS23752EVM-145 Test Setup

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4

PoE End-End Efficiency

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5

DC/DC Converter Efficiency

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6

DC/DC Converter Light-Load Efficiency

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7

Top-Side Placement

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8

Top-Side Routing

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9

Layer Two Routing

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10

Layer Three Routing

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11

Bottom-Side Routing

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12

Bottom-Side Placement

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1

TPS23752EVM-145 Electrical and Performance Specifications

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2

Connector Functionality

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3

Test Points

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4

Jumpers

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5

TPS23752EVM-145 Bill of Materials

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1

SLVU753 – July 2012

Copyright © 2012, Texas Instruments Incorporated