Texas Instruments CSD87588N, Руководство пользователя

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User's Guide
SLPU002A – February 2014 – Revised February 2014
High Power Density, Low Profile NexFET™ Power Block II
for Notebook Power Supply
The evaluation module (EVM) CSD87588NEVM-603 uses the CSD87588N together with TI controller
TPS51219 providing 1.0-V output at up to 25 A from input voltage ranging 8 to 20 V.
Contents
1 Description
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2
1.1 Typical Applications
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2
1.2 Features
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2
2 Electrical Performance Specifications
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2
3 Schematic
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4 Test Setup
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4
4.1 Test Equipment
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4
4.2 Recommended Test Setup
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5 Test Procedure
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6
5.1 Line and Load Regulation and Efficiency Measurement Procedure
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5.2 List of Testpoints
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5.3 Equipment Shutdown
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6 Performance Data and Typical Characteristic Curves
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7 EVM Assembly Drawing and PCB Layout
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8 Bill of Materials
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12
List of Figures
1 CSD87588NEVM-603 Schematic
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3
2 Tip and Barrel Measurement for Vsw Waveform
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4
3 CSD87588NEVM-603 Recommended Test Setup
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4 Efficiency versus Output Current for CSD87588N
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5 Switching Node Waveform, VIN = 12 V, Iout = 20 A
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6 Switching Node Waveform, VIN = 19 V, Iout = 20 A
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7 CSD87588NEVM-603 Top Layer Assembly Drawing (Top View)
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8 CSD87588NEVM-603 Bottom Assembly Drawing (Bottom View)
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9 CSD87588NEVM-603 Top Copper (Top View)
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10 CSD87588NEVM-603 Internal Layer 1 (Top View)
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11 CSD87588NEVM-603 Internal Layer 2 (Top View)
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12 CSD87588NEVM-603 Internal Layer 3 (Top View)
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13 CSD87588NEVM-603 Internal Layer 4 (Top View)
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14 CSD87588NEVM-603 Bottom Copper (Top View)
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List of Tables
1 CSD87588NEVM-603 Electrical Performance Specifications
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2
2 Function of Each Testpoint
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1 SLPU002A – February 2014 – Revised February 2014 High Power Density, Low Profile NexFET™ Power Block II for Notebook
Power Supply
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