Texas Instruments
HPA070
manual
User’s Guide
Schematic
Test Setup
Efficiency and Power Loss
Features
Page 1
User’s Guide
TPS40055-Based
Design Converts
12-V
Bus to 1.8 V at 15 A (HPA070)
User’s Guide
1
Page 1
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Contents
User’s Guide
EVM Important Notice
Dynamic Warnings and Restrictions
Introduction
Features
TPS40055EVM−001 HPA070 Schematic
Schematic
TPS40055 Device Selection
Component Selection
Frequency of Operation
+ R2 + f 17.82 10 *6 * 23 k
Inductance Value
Uvlo Circuitry
Input capacitor selection
Mosfet selection
Output Capacitor Selection
Snubber Component Selection
Short Circuit Protection
Compensation Components
DC Input Source
Test Setup
Output Load
Oscilloscope Probe Test Jacks
Power Dissipation Load
Efficiency and Power Loss
Test Results / Performance Data
Closed Loop Performance
Output Ripple and Transient Response
EVM Assembly Drawing and PCB Layout
Output Voltage Ripple Transient Response
Top Side Copper
Internal Layer 2 Copper
TPS40055EVM−001 HP A070 List of Materials
List of Materials
References
Products Applications
Important Notice
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