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reference designBD9E303EFJ

ROHM BD9E303EFJ

7.0V to 36V Input, 3.0A Integrated MOSFET Single Synchronous Buck DC/DC Converter

Overview

TopologyBuck Converter
Input voltage7-36 V
Switching frequency255-345 kHz
Output 13.3 V / 3 A
Output 25 V / 3 A
IC revision003 and 004

Description

This is the product guarantees long time support in Industrial market. BD9E303EFJ-LB(E2) is a synchronous buck switching regulator with built-in power MOSFETs. It is a current mode control DC/DC converter and features high-speed transient response. Phase compensation can also be set easily.

Features

  • Long Time Support Product for IndustrialApplications
  • Synchronous single DC/DC converter
  • Over-Current Protection
  • Short Circuit Protection
  • Thermal Shutdown Protection
  • Under voltage Lockout Protection
  • Soft Start
  • HTSOP-J8 package (Exposed Pad)

Typical applications

  • Industrial Equipment
  • Consumer applications such as home appliance
  • Power supply for FA’s industrial device using 24V, Distribution type power supply system for 12V, and 24V

More information

Products

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(µH)
IRP,40K(A)
ISAT,10%(A)
ISAT,30%(A)
RDC max.(mΩ)
fres(MHz)
Mount
SamplesAvailability & Sample
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74437349100
SPECWE-LHMI SMT Power Inductor, 10 µH, 4.05 A
Simu­lation
Availability
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Downloads9 files

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CAD files ZIP

Electric models ZIP

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Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-LHMI SMT Power Inductor
Inductance10 µH
Performance Rated Current4.05 A
Saturation Current @ 10%5.6 A
Saturation Current @ 30%10.5 A
DC Resistance69 mΩ
Self Resonant Frequency12 MHz
MountSMT 
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