100 W LLC DC-DC Converter

This reference design provides design guide, data and other contents of 100 W LLC DC-DC Converter which uses Zero Volt Switching implemented using LLC resonance.

Board photo of 100 W LLC DC-DC Converter
TPN7R504PL TPN7R504PL TLP785 TPH1R204PL TPH1R204PL

Click on components for more details

Features

  • Total efficiency : 88 % (Vin = 24 V, 100 % load)
  • Outline size : 110 mm x 110 mm x 35 mm (excluding input and output terminals on backside)
  • Uses optimum power MOSFETs and photocoupler

Description

Input voltage DC 22.8 to 25.2 V
Output voltage DC 12 V
Output power 100 W
Circuit topology LLC Resonance + Synchronous Rectification Circuit
Efficiency Curve of 100 W LLC DC-DC Converter
Efficiency Curve

Design Documents

Materials for designers, such as an overview of circuit operation and explanations of design considerations. Please click on each tab to view the contents.

Design Data

Provides circuit data that can be loaded into EDA tools, PCB layout data, and data used in PCB manufacturing. Available in formats from multiple tool vendors. You can freely edit it with your preferred tool.

Used Toshiba Items

Part Number Device Category Portion Usage Description
Power MOSFET (N-ch single 30V<VDSS≤60V) Primary-side main switch・2 N-ch MOSFET, 40 V, 0.0075 Ω@10V, TSON Advance, U-MOSⅨ-H
Power MOSFET (N-ch single 30V<VDSS≤60V) Secondary-side・2 N-ch MOSFET, 40 V, 0.00124 Ω@10V, SOP Advance, U-MOSⅨ-H

Related Documents

We provide materials useful for designing and considering similar circuits, such as application notes for installed products. Please click on each tab to view the contents.

Applications

Multi Function Printer
Such as efficiency of motor driving, low power consumption and miniaturization are important in designing multi function printer (MFP). Toshiba provides information on a wide range of semiconductor products suitable for power sullpy units, engine (motor driving) units, scanner units, control units, etc., along with circuit configuration examples.
Details
Programmable Logic Controller
Such as high functionality, low power consumption and miniaturization are important in designing programmable
logic controller (PLC). Toshiba provides information on a wide range of semiconductor products suitable for power sullpy units, input and output module units, control signal transmission units, etc., along with circuit configuration examples.
Details
Server
Such as low power consumption and miniaturization are important in designing server. Toshiba provides information on a wide range of semiconductor products suitable for power supply units, motor driving unit, over temperature monitoring unit, etc., along with circuit configuration examples.
Details

Contacts

Technical inquiry

Contact us

Contact us

Frequently Asked Questions

FAQs
A new window will open