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Integrated Circuits (ICs)

BD9A301MUV-LBE2

Active
Rohm Semiconductor

2.7V TO 5.5V INPUT, 3A INTEGRATED MOSFET SINGLE SYNCHRONOUS BUCK DC/DC CONVERTER

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Product dimension image
Integrated Circuits (ICs)

BD9A301MUV-LBE2

Active
Rohm Semiconductor

2.7V TO 5.5V INPUT, 3A INTEGRATED MOSFET SINGLE SYNCHRONOUS BUCK DC/DC CONVERTER

Technical Specifications

Parameters and characteristics for this part

SpecificationBD9A301MUV-LBE2
Current - Output3 A
Frequency - Switching1 MHz
FunctionStep-Down
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature [Max]125 ¯C
Operating Temperature [Min]-40 °C
Output ConfigurationPositive
Output TypeAdjustable
Package / Case16-VFQFN Exposed Pad
Supplier Device PackageVQFN016V3030
Synchronous RectifierTrue
TopologyBuck
Voltage - Input (Max) [Max]5.5 V
Voltage - Input (Min) [Min]2.7 V
Voltage - Output (Max) [Max]3.85 V
Voltage - Output (Min/Fixed)0.8 V

Pricing

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

DistributorPackageQuantity$
DigikeyCut Tape (CT) 1$ 2.68
10$ 2.41
25$ 2.27
100$ 1.94
250$ 1.82
500$ 1.59
1000$ 1.32
Digi-Reel® 1$ 2.68
10$ 2.41
25$ 2.27
100$ 1.94
250$ 1.82
500$ 1.59
1000$ 1.32
Tape & Reel (TR) 3000$ 1.20
6000$ 1.14

Description

General part information

BD9A301MUV-LB Series

This is the product guarantees long time support in Industrial market. BD9A301MUV-LB is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. It is capable of providing current up to 3A. The SLLM™ control provides excellent efficiency characteristics in light-load conditions which make the product ideal for equipment and devices that demand minimal standby power consumption. The oscillating frequency is high at 1MHz using a small value of inductance. It is a current mode control DC/DC converter and features high-speed transient response. Phase compensation can also be set easily.

Documents

Technical documentation and resources

Three Steps for Successful Design of DC-DC Converters

White Paper

Design Guide and Example of Stencil for Exposed Pad

Thermal Design

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

Schematic Design & Verification

PCB Layout for BD9A Series

Schematic Design & Verification

Considerations for Power Inductors Used for Buck Converters

Schematic Design & Verification

Method for Calculating Junction Temperature from Transient Thermal Resistance Data

Thermal Design

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

Schematic Design & Verification

BD9A301MUV-LB Data Sheet

Data Sheet

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

Technical Article

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

Schematic Design & Verification

VQFN016V3030 Package Information

Package Information

Heat Dissipation Effect of Thermal Via in Exposed Pad Type Package

Thermal Design

Two-Resistor Model for Thermal Simulation

Thermal Design

Snubber Circuit for Buck Converter IC

Schematic Design & Verification

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

White Paper

PCB Layout Techniques of Buck Converter

Schematic Design & Verification

PCB Layout Thermal Design Guide

Thermal Design

Industrial DC/DC Buck Converters BD9x Series

White Paper

Buck DC/DC Converter Recommended Inductor List

Schematic Design & Verification

Solder Joint Rate and Thermal Resistance of Exposed Pad

Thermal Design

UL94 Flame Classifications of Mold Compound

Environmental Data

Anti-Whisker formation

Package Information

Impedance Characteristics of Bypass Capacitor

Schematic Design & Verification

Calculation of Power Loss (Synchronous)

Schematic Design & Verification

Capacitor Calculation for Buck converter IC

Schematic Design & Verification

Efficiency of Buck Converter

Schematic Design & Verification

Bootstrap Circuit in the Buck Converter

Schematic Design & Verification

What Is Thermal Design

Thermal Design

Precautions for PCB Layout Regarding Common Mode Filters

Technical Article

Factory Information

Manufacturing Data

Step-Down DC/DC Converter BD9A301MUV-LB Evaluation Board

User's Guide

PCB Layout Essential Check sheet for Switching Regulator

Schematic Design & Verification

Resistor Value Table to set Output Voltage of Buck Converter IC

Schematic Design & Verification

How to Use the Thermal Resistance and Thermal Characteristics Parameters

Thermal Design

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

Schematic Design & Verification

Phase Compensation Design for Current Mode Buck Converter

Schematic Design & Verification

Thermal Resistance

Thermal Design

Considering Input Filter to Reduce Conducted Emissions by DCDC Converter

Schematic Design & Verification

Five Steps for Successful Thermal Design of IC

White Paper

Power Supply Sequence Circuit with General Purpose Power Supply IC

Schematic Design & Verification

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

Schematic Design & Verification

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

Schematic Design & Verification

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

Schematic Design & Verification

Judgment Criteria of Thermal Evaluation

Thermal Design

θ<sub>JA</sub> and Ψ<sub>JT</sub>

Thermal Design