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ROHM BD18GA3VEFJ-ME2
Integrated Circuits (ICs)

BD9E301UEFJ-LBE2

Active
Rohm Semiconductor

7.0V TO 36V INPUT, 2.5A INTEGRATED MOSFET SINGLE SYNCHRONOUS BUCK DC/DC CONVERTER

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Search across all available documentation for this part.

DocumentsFive Steps for Successful Thermal Design of ICPCB Layout Thermal Design Guide+44
ROHM BD18GA3VEFJ-ME2
Integrated Circuits (ICs)

BD9E301UEFJ-LBE2

Active
Rohm Semiconductor

7.0V TO 36V INPUT, 2.5A INTEGRATED MOSFET SINGLE SYNCHRONOUS BUCK DC/DC CONVERTER

Deep-Dive with AI

DocumentsFive Steps for Successful Thermal Design of ICPCB Layout Thermal Design Guide+44

Technical Specifications

Parameters and characteristics for this part

SpecificationBD9E301UEFJ-LBE2
Current - Output2.5 A
Frequency - Switching570 kHz
FunctionStep-Down
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature [Max]150 °C
Operating Temperature [Min]-40 °C
Output ConfigurationPositive
Output TypeAdjustable
Package / CaseExposed Pad, 8-SOIC
Package / Case [x]0.154 in
Package / Case [y]3.9 mm
Supplier Device Package8-HTSOP-J
Synchronous RectifierTrue
TopologyBuck
Voltage - Input (Max) [Max]36 V
Voltage - Input (Min) [Min]7 V
Voltage - Output (Max) [Max]25.2 V
Voltage - Output (Min/Fixed)1 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyN/A 1610$ 2.68
NewarkEach (Supplied on Cut Tape) 1$ 3.64
10$ 2.26
25$ 2.11
50$ 1.97
100$ 1.82
250$ 1.61
500$ 1.48
1000$ 1.37

Description

General part information

BD9E301UEFJ-LB(E2) Series

This product guarantees long life cycle in Industrial market. BD9E301UEFJ-LB is a synchronous buck switching regulator with built-in power MOSFETs. It is capable of an output current of up to 2.5A. It is a current mode control DC/DC converter and features high-speed transient response. Phase compensation can also be set easily.BD9E301UEFJ-LB is also available as a small reel product with 250 packages.→BD9E301UEFJ-LBH2This IC uses different production line against series model BD9E301EFJ-LB for the purpose of improving production efficiency. We recommend using this IC for your new development. Electric characteristics noted in Datasheet does not differ between Production Line. In addition, the data of BD9E301EFJ-LB is disclosed for documents and design models unless otherwise specified.

Documents

Technical documentation and resources

Five Steps for Successful Thermal Design of IC

White Paper

PCB Layout Thermal Design Guide

Thermal Design

How to Use the Thermal Resistance and Thermal Characteristics Parameters

Thermal Design

Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)

Schematic Design & Verification

Impedance Characteristics of Bypass Capacitor

Schematic Design & Verification

Basics of Thermal Resistance and Heat Dissipation

Thermal Design

Considering Polarity of Power Inductor to Reduce Radiated Emission of DC-DC converter

Schematic Design & Verification

Factory Information

Manufacturing Data

Inductor Calculation for Buck converter IC

Schematic Design & Verification

Judgment Criteria of Thermal Evaluation

Thermal Design

Snubber Circuit for Buck Converter IC

Schematic Design & Verification

Thermal Resistance

Thermal Design

Resistor Value Table to set Output Voltage of Buck Converter IC

Schematic Design & Verification

Method for Determining Constants of Peripheral Parts of Buck DC/DC Converter

Schematic Design & Verification

Precautions for PCB Layout Regarding Common Mode Filters

Technical Article

θ<sub>JA</sub> and Ψ<sub>JT</sub>

Thermal Design

Method for Calculating Junction Temperature from Transient Thermal Resistance Data

Thermal Design

How to Use the Two-Resistor Model

Thermal Design

PCB Layout Techniques of Buck Converter

Schematic Design & Verification

Step-down DC-DC converter PCB layout EMC Design guide

Schematic Design & Verification

Phase Compensation Design for Current Mode Buck Converter

Schematic Design & Verification

Cutting-Edge Web Simulation Tool "ROHM Solution Simulator" Capable of Complete Circuit Verification of Power Devices and Driver ICs

White Paper

Heat Dissipation Effect of Thermal Via in Exposed Pad Type Package

Thermal Design

Overview of ROHM's Simulation Models(for ICs and Discrete Semiconductors)

Technical Article

Three Steps for Successful Design of DC-DC Converters

White Paper

Two-Resistor Model for Thermal Simulation

Thermal Design

Types of Capacitors Used for Output Smoothing of Switching Regulators and their Precautions

Schematic Design & Verification

Calculation of Power Loss (Synchronous)

Schematic Design & Verification

The Important Points of Multi-layer Ceramic Capacitor Used in Buck Converter circuit

Schematic Design & Verification

Solder Joint Rate and Thermal Resistance of Exposed Pad

Thermal Design

Calculation of Power Dissipation in Switching Circuit

Schematic Design & Verification

Suppression Method of Switching Noise Using Linear Regulator and Low Pass Filter

Schematic Design & Verification

Design Guide and Example of Stencil for Exposed Pad

Thermal Design

BD9E301UEFJ-LB(E2) Data Sheet

Data Sheet

What Is Thermal Design

Thermal Design

Considering Input Filter to Reduce Conducted Emissions by DCDC Converter

Schematic Design & Verification

HTSOP-J8 Package Information

Package Information

Diode Selection Method for Asynchronous Converter

Schematic Design & Verification

Considerations for Power Inductors Used for Buck Converters

Schematic Design & Verification

Precautions When Measuring the Rear of the Package with a Thermocouple

Thermal Design

Power Supply Sequence Circuit with General Purpose Power Supply IC

Schematic Design & Verification

Bootstrap Circuit in the Buck Converter

Schematic Design & Verification

PCB Layout Essential Check sheet for Switching Regulator

Schematic Design & Verification

Efficiency of Buck Converter

Schematic Design & Verification

Capacitor Calculation for Buck converter IC

Schematic Design & Verification

θ<sub>JC</sub> and Ψ<sub>JT</sub>

Thermal Design