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reference designBD9G341AEFJ

ROHM BD9G341AEFJ

12V to 76V input voltage range 3A output current 1ch Buck Converter Integrated FET

Overview

TopologyBuck Converter
Input voltage24-48 V
Switching frequency180-220 kHz
Output 15.1 V / 3 A
IC revision001

Description

The BD9G341AEFJ is a buck switching regulator withintegrated 150mΩ power MOSFET. Current modearchitecture provides fast transient response and asimple phase compensation setup. The operatingfrequency is programmable from 50kHz to 750kHz.Additional protection features are included such asOver Current Protection, Thermal shutdown and Undervoltage lockout. The under voltage lockout andhysteresis can be set by external resistor .

Features

  • Wide input voltage range from 12V to 76V.
  • Integrated 80V/3.5A/150mΩ NchFET.
  • Current mode.
  • Variable frequency from 50kHz to 750kHz.
  • Accurate reference voltage.( 1.0 V±1.5 %).
  • Precision ENUVLO threshold ( ±3%).
  • Soft-start function
  • 0uA Standby current
  • Over Current Protection (OCP), Under Voltage
  • Lockout(UVLO), Thermal-Shutdown(TSD),Over Voltage Protection (OVP)
  • Thermally enhanced HTSOP-J8 package

Typical applications

  • Industrial distributed power applications
  • Battery powered equipment

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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74437358100
SPECWE-LHMI SMT Power Inductor, 10 µH, 5.05 A

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.

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Availability
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Downloads9 files

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Status Activei| Production is active. Expected lifetime: >10 years.
Product seriesWE-LHMI SMT Power Inductor
Inductance10 µH
Performance Rated Current5.05 A
Saturation Current @ 10%8.3 A
Saturation Current @ 30%15.9 A
DC Resistance51.8 mΩ
Self Resonant Frequency9 MHz
MountSMT 
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