Texas Instruments TPS566235EVM-036, Руководство пользователя

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1 SLUUC03 – February 2019
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TPS566235EVM-036 evaluation module
User's Guide
SLUUC03 – February 2019
TPS566235EVM-036 evaluation module
This user’s guide contains the information for TPS566235EVM-036 evaluation module as well as
TPS566235 DC/DC converter. Also included are the specification, schematic, printed-circuit board (PCB)
layout, hardware setup, and list of materials.
Contents
1 Introduction
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2
2 Specification Summary
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2
3 Modifications
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2
3.1 Output Voltage Setpoint
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2
3.2 Mode Selection
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3
4 Schematic and Board layout
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3
4.1 Schematic
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3
4.2 Board Layout
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5 EVM Test Setup
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5.1 Connectors and Jumpers Description and Placement
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5.2 Start-up Procedure
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6 Test Waveforms
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6.1 Power up
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6.2 Power down
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6.3 Output Voltage Ripple
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10
6.4 Load Transient Response
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6.5 Thermal
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7 List of Materials and Reference
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7.1 List of Materials
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7.2 Reference
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List of Figures
1 TPS566235EVM-036 Evaluation Module Schematic
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2 Component Placement (Top Layer)
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3 Board Layout (Top Layer)
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4 Board Layout (Second Layer)
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5 Board Layout (Third Layer)
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6 Board Layout (Bottom Layer)
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7 Connectors and Jumpers Placement (Top View)
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8 Connectors and Jumpers Placement (Bottom View)
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9 Power up with 6 A loading controlled by EN pin
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10 Power Down with 6-A Loading Controlled by EN Pin
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11 V
OUT
Ripple with 0-A Loading
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12 V
OUT
Ripple with 6-A Loading
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11
13 Load Transient Response from 0 A to 6 A with R6 = 0 Ω and C13 = 100 pF
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11
14 Load Transient Response from 1.2 A to 4.8 A with R6 = 0
Ω
and C13 = 100 pF
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12
15 Thermal Information at 6-A Full Loading
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List of Tables