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ROHM BD7682FJ-LB | Demoboard REFACDC033 (BD7682FJ-LB-EVK-402)

Overview

TopologyFlyback Converter
Input voltage300-900 V
Output 125.2 V / 1 A
IC revision002

Description

BD7682FJ-LB-EVK-402 evaluation board outputs 24 V voltage from the input of 300 Vdc to 900 Vdc. The output current supplies upto 1 A. The BD768xFJ-LB series are Quasi-Resonant switching AC/DC converter for driving SiC (Silicon Carbide) MOSFET. Usingexternal switching MOSFET and current detection resistors provides a lot of flexibility in the design. Power efficiency is improved bythe burst function and the reduction of switching frequency under light load conditions.This is the product that guarantees long time support in the Industrial market

Features

  • Quasi-resonant method(Maximum frequency control 120 kHz)/Current mode
  • Low power when load is light ( Burst operation)/ Frequency reduction function
  • VCC pin : under voltage protection/ over voltage protection
  • Leading-Edge-Blanking function
  • Over-current protection (cycle-by-cycle)
  • ZT trigger mask function
  • ZT Over voltage protection
  • AC voltage correction function
  • Soft start
  • Brown IN/OUT function
  • Gate Clamp circuit
  • MASK Function

Typical applications

  • AC Adaptor
  • Industrial equipment
  • Home appliances

Products

Order Code Data­sheet Simu­lation Downloads Product seriesPins (Value)
(pcs)
ApplicationPCB/Cable/PanelModularityTypeWire SectionL
(µH)
IR
(A)
ISAT
(A)
RDC max.
(Ω)
fres
(MHz)
VersionMount Samples
691250610003SPEC
6 files WR-TBL Series 2506 - 6.35 mm Horizontal Entry Modular w. Rising Cage Clamp 3 Rising Cage Clamp PCB Yes Horizontal 10 to 30 (AWG) 5.26 to 0.0509 (mm²) 32 THT
691250910003SPEC
6 files WR-TBL Series 2509 - 9.52 mm Horizontal Entry Modular w. Rising Cage Clamp 3 Rising Cage Clamp PCB Yes Horizontal 10 to 30 (AWG) 5.26 to 0.0509 (mm²) 32 THT
7447462022SPEC
7 files WE-TI Radial Leaded Wire Wound Inductor 2.2 6.3 4.3 0.02 65 Heat Shrinking Tube THT
768772102SPEC
8 files WE-TI HV Radial Leaded Wire Wound Inductor (High Voltage) 1000 0.5 0.55 2.08 1.8 Standard THT
Order Code Data­sheet Simu­lation
691250610003SPEC
691250910003SPEC
7447462022SPEC
768772102SPEC
Samples
Order Code Data­sheet Simu­lation Downloads Product seriesPins (Value)
(pcs)
ApplicationPCB/Cable/PanelModularityTypeWire SectionL
(µH)
IR
(A)
ISAT
(A)
RDC max.
(Ω)
fres
(MHz)
VersionMount Samples