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Integrated Circuits (ICs)

BD9A101MUV-LBE2

Active
Rohm Semiconductor

2.7V TO 5.5V INPUT, 1A INTEGRATED MOSFET, SINGLE SYNCHRONOUS BUCK DC/DC CONVERTER

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Product thumbnail image
Integrated Circuits (ICs)

BD9A101MUV-LBE2

Active
Rohm Semiconductor

2.7V TO 5.5V INPUT, 1A INTEGRATED MOSFET, SINGLE SYNCHRONOUS BUCK DC/DC CONVERTER

Technical Specifications

Parameters and characteristics for this part

SpecificationBD9A101MUV-LBE2
Current - Output1 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$ 2.30
10$ 2.07
25$ 1.95
100$ 1.66
250$ 1.56
500$ 1.36
1000$ 1.13
Digi-Reel® 1$ 2.30
10$ 2.07
25$ 1.95
100$ 1.66
250$ 1.56
500$ 1.36
1000$ 1.13
Tape & Reel (TR) 3000$ 1.05
6000$ 0.99
9000$ 0.97

Description

General part information

BD9A101MUV-LB Series

This is the product guarantees long time support in Industrial market.BD9A101MUV-LB is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. It is capable of providing current up to 1A.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

Solder Joint Rate and Thermal Resistance of Exposed Pad

Thermal Design

PCB Layout Essential Check sheet for Switching Regulator

Schematic Design & Verification

PCB Layout Techniques of Buck Converter

Schematic Design & Verification

Method for Calculating Junction Temperature from Transient Thermal Resistance Data

Thermal Design

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

Schematic Design & Verification

What Is Thermal Design

Thermal Design

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

Schematic Design & Verification

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

Schematic Design & Verification

Five Steps for Successful Thermal Design of IC

White Paper

Bootstrap Circuit in the Buck Converter

Schematic Design & Verification

Resistor Value Table to set Output Voltage of Buck Converter IC

Schematic Design & Verification

Factory Information

Manufacturing Data

Buck DC/DC Converter Recommended Inductor List

Schematic Design & Verification

Two-Resistor Model for Thermal Simulation

Thermal Design

Precautions for PCB Layout Regarding Common Mode Filters

Technical Article

Industrial DC/DC Buck Converters BD9x Series

White Paper

Considering Input Filter to Reduce Conducted Emissions by DCDC Converter

Schematic Design & Verification

VQFN016V3030 Package Information

Package Information

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

White Paper

Considerations for Power Inductors Used for Buck Converters

Schematic Design & Verification

Design Guide and Example of Stencil for Exposed Pad

Thermal Design

BD9A101MUV-LB Reference Circuits and Bomlist

Reference Design

Anti-Whisker formation

Package Information

Judgment Criteria of Thermal Evaluation

Thermal Design

How to Use the Thermal Resistance and Thermal Characteristics Parameters

Thermal Design

Phase Compensation Design for Current Mode Buck Converter

Schematic Design & Verification

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

Schematic Design & Verification

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

Technical Article

Three Steps for Successful Design of DC-DC Converters

White Paper

Calculation of Power Loss (Synchronous)

Schematic Design & Verification

PCB Layout for BD9A Series

Schematic Design & Verification

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

Schematic Design & Verification

Efficiency of Buck Converter

Schematic Design & Verification

Heat Dissipation Effect of Thermal Via in Exposed Pad Type Package

Thermal Design

Thermal Resistance

Thermal Design

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

Schematic Design & Verification

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

Schematic Design & Verification

Snubber Circuit for Buck Converter IC

Schematic Design & Verification

Capacitor Calculation for Buck converter IC

Schematic Design & Verification

Impedance Characteristics of Bypass Capacitor

Schematic Design & Verification

PCB Layout Thermal Design Guide

Thermal Design

Step-Down DC/DC Converter BD9A101MUV-LB Evaluation Board

User's Guide

θ<sub>JA</sub> and Ψ<sub>JT</sub>

Thermal Design

UL94 Flame Classifications of Mold Compound

Environmental Data

Power Supply Sequence Circuit with General Purpose Power Supply IC

Schematic Design & Verification