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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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1.2V/100A Output DC-DC Converter Compliant with 48V Bus Voltage

Block diagram
Block diagram
Efficiency curves
Efficiency curves

Description

  • Input voltage : DC 40 to 59.5V
  • Output voltage : DC 1.2V
  • Output power : 120W
  • Circuit topology : Half Bridge + Synchronous Rectification

Features

  • Total efficiency : 92.8%(Vin=54.5V, 30% load)
  • Outline size : 160mm x 100mm  x 30mm
  • Provides appropriate power MOSFETs and photocouplers totally.

Reference design files

Design, Document

“Design・Document” contains the documents listed below.

Name Date

Design, File

“Design・File” contains the contents listed below.

Name Date
*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
TPN1200APL MOSFET Primary side, 2 U-MOSIX-H/100V/11.5mΩ(max)@VGS=10V/TSON Advance
TPHR6503PL MOSFET Secondary side synchronous rectification, 4 U-MOSIX-H/30V/0.65mΩ(max)@VGS=10V/SOP Advance
TLP785 Photocoupler Output voltage feedback, 1 DC input/Trasistor output/BVS=5000Vrms(min)/DIP4
TLP2767 Photocoupler Communication between primary side and secondary side, 2 DC input/IC output/BVS=5000Vrms(min)/SO6L/For high-speed communication
TBAT54S Schottky Barrier Diode Primary side, 2 30V/0.2A/VF=0.58V(max)@IF=0.1A/SOT-23/2in1
BAS316 Switching Diode

Primary side, 3

Secondary side, 2

100V/0.25A/VF=1.25V(max)@IF=0.1A/High speed switching/USC

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