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SLVUAG7A – May 2015 – Revised July 2017
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Copyright © 2015–2017, Texas Instruments Incorporated
TPS2378EVM-602 Evaluation Module
User's Guide
SLVUAG7A – May 2015 – Revised July 2017
TPS2378EVM-602 Evaluation Module
This user’s guide describes the TPS2378 evaluation module (TPS2378EVM-602). TPS2378EVM-602
contains evaluation and reference circuitry for a forced four-pair UPOE compliant application.
Contents
1
Introduction
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2
2
Electrical Specifications
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2
3
Description
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2
4
Schematic
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3
5
General Configuration and Description
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6
6
TPS2378EVM-602 Performance Data
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8
7
EVM Assembly Drawing and Layout Guidelines
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10
8
Bill of Materials
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15
List of Figures
1
TPS2378EVM-602 PD Front-End Schematic
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3
2
TPS2378EVM-602 Dual PD section
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4
3
TPS2378EVM-602 DCDC Converter Section
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5
4
Typical TPS2378EVM-602 Test Setup
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7
5
Startup Response to 26-W Load for a 48-V Input
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8
6
Transient Response from 290 mA to 2.9 A for a 48-V Input
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8
7
Efficiency of the TPS2378EVM-602
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9
8
Top Side Component Placement
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10
9
Top Side Routing
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10
10
Layer 2 Routing
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11
11
Layer 3 Routing
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11
12
Bottom Side Routing
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12
13
Bottom Component Placement
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12
List of Tables
1
TPS2378EVM-602 Electrical and Performance Specifications at 25°C
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2
2
Connector Functionality
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6
3
Test Points
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6
4
TPS2378EVM-602 BOM
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15
Trademarks
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