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The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
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Non-Isolated Buck DC-DC Converter

Simple Block Diagram
Simple Block Diagram
Efficiency Curves
Efficiency Curves

Description

Input voltage DC 12 V
Output voltage/current 5V/5A、5V/8A、5V/12A、3.3V/10A、3.3V/13.3A、3.3V/18.2A、1.5V/10A、1.05V/10A
Optimization Each design is optimized for efficiency at 50% load and 100% load and also for small size
Design Variations 24

Features

Photo
  • Non-Isolated Buck DC-DC Converter with synchronous rectification
  • 8 power supply circuit designs with different output voltage and output power
  • Each power supply circuit design has 3 variations

Reference design files

Design, Document

“Design・Document” contains the documents listed below.

Name

Design, File

“Design・File” contains the contents listed below.

*1:Actual PCB was designed on CR5000BD. The other files were made from CR5000BD file.
*2:The data was generated on CR5000BD.

Toshiba items

Part Number Device Category Portion Usage Description
TPH3R203NL MOSFET High-side 30 V/3.2 mΩ (max) @VGS = 10 V/SOP Advance
TPH4R003NL MOSFET High-side 30 V/4 mΩ (max) @VGS = 10 V/SOP Advance
TPH8R903NL MOSFET High-side/Low-side 30 V/8.9 mΩ (max) @VGS = 10 V/SOP Advance
TPH11003NL MOSFET High-side/Low-side 30 V/11 mΩ (max) @VGS = 10 V/SOP Advance
TPN4R303NL MOSFET High-side 30 V/4.3 mΩ (max) @VGS = 10 V/TSON Advance
TPN8R903NL MOSFET High-side/Low-side 30 V/8.9 mΩ (max) @VGS = 10 V/TSON Advance
TPN11003NL MOSFET High-side 30 V/11 mΩ (max) @VGS = 10 V/TSON Advance
TPHR6503PL1 MOSFET Low-side 30 V/0.65 mΩ (max) @VGS = 10 V/SOP Advance(N)
TPHR9203PL1 MOSFET Low-side 30 V/0.92 mΩ (max) @VGS = 10 V/SOP Advance(N)
TPH2R003PL MOSFET Low-side 30 V/2 mΩ (max) @VGS = 10 V/SOP Advance
TPH2R903PL MOSFET Low-side 30 V/2.9 mΩ (max) @VGS = 10 V/SOP Advance
TPH4R803PL MOSFET Low-side 30 V/4.8 mΩ (max) @VGS = 10 V/SOP Advance
TPN1R603PL MOSFET Low-side 30 V/1.6 mΩ (max) @VGS = 10 V/TSON Advance
TPN2R903PL MOSFET Low-side 30 V/2.9 mΩ (max) @VGS = 10 V/TSON Advance
TPN5R203PL MOSFET Low-side 30 V/5.2 mΩ (max) @VGS = 10 V/TSON Advance

*: New product

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