IC manufacturers ROHM

IC manufacturers (99)

ROHM BD9D323QWZ

4.5V to 18V Input, 3.0A Integrated MOSFET 1ch Synchronous Buck DC/DC Converter

Overview

TopologyBuck Converter
Input voltage4.5-18 V
Output 17 V / 3 A
IC revision004

Description

BD9D323QWZ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. It is capable of providing current of up to 3 A. External phase compensation circuit is not necessary for it is a constant on-time control DC/DC converter with fast transient response.

Features

  • Synchronous Single DC/DC Converter
  • Constant On-time Control
  • Over Current Protection
  • Thermal Shutdown Protection
  • Under Voltage Lockout Protection
  • Adjustable Soft Start
  • UMMP008Z2020 Package (Backside Heat Dissipation)

Typical applications

  • Step-down Power Supply for DSPs, FPGAs, Microprocessors, etc.
  • POL Power Supply, etc.
  • Set-top Box/ LCD TVs/ DVD / Blu-ray Player / Recorder

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
74437336015SPEC

PCN pending

Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet 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 1.5 7.8 7.7 14.2 25 45 SMT
Order Code Data­sheet Simu­lation
74437336015SPEC

PCN pending

Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet 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