IC manufacturers ROHM

IC manufacturers (99)

ROHM BD9C401EFJ

4.5V to 18V Input, 4.0A Integrated MOSFET Single Synchronous Buck DC/DC Converter

Overview

TopologyBuck Converter
Input voltage4.72-18 V
Switching frequency450-550 kHz
Output 13.3 V / 4 A
IC revision001

Description

BD9C401EFJ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. With wide input voltage range, It is capable of providing current of up to 4A. It is a current mode control DC/DC converter and features high-speed transient response. Phase compensation can also be set easily.

Features

  • Synchronous Single DC/DC Converter
  • Over Current Protection
  • Thermal Shutdown Protection
  • Under Voltage Lockout Protection
  • Short Circuit Protection
  • Fixed Soft Start Function

Typical applications

  • LCD TVs/ Set-top Boxes/ DVD/Blu-ray Disc Players/Recorders/ Entertainment Devices
  • Broadband Network and Communication Interf

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(µH)
IRP,40K
(A)
ISAT,10%
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
fres
(MHz)
Mount Samples
74437349047SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

8 files Active i| Production is active. Expected lifetime: >10 years.WE-LHMI SMT Power Inductor 4.7 6.2 7.5 14.6 30.8 24 SMT
Order Code Data­sheet Simu­lation
74437349047SPEC

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesL
(µH)
IRP,40K
(A)
ISAT,10%
(A)
ISAT,30%
(A)
RDC max.
(mΩ)
fres
(MHz)
Mount Samples