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Integrated Circuits (ICs)

BD9G102G-LBTR

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Rohm Semiconductor

6V TO 42V, 0.5A 1CH SIMPLE BUCK CONVERTER INTEGRATED FET

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Integrated Circuits (ICs)

BD9G102G-LBTR

Active
Rohm Semiconductor

6V TO 42V, 0.5A 1CH SIMPLE BUCK CONVERTER INTEGRATED FET

Technical Specifications

Parameters and characteristics for this part

SpecificationBD9G102G-LBTR
Current - Output500 mA
Frequency - Switching1 MHz
FunctionStep-Down
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature [Max]85 C
Operating Temperature [Min]-40 ¯C
Output ConfigurationPositive
Output TypeAdjustable
Package / CaseSOT-23-6
Supplier Device Package6-SSOP
Synchronous RectifierFalse
TopologyBuck
Voltage - Input (Max) [Max]42 V
Voltage - Input (Min) [Min]6 V
Voltage - Output (Max) [Max]33.6 V
Voltage - Output (Min/Fixed)0.75 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$ 2.51
10$ 1.62
25$ 1.38
100$ 1.12
250$ 0.99
500$ 0.91
1000$ 0.84
Digi-Reel® 1$ 2.51
10$ 1.62
25$ 1.38
100$ 1.12
250$ 0.99
500$ 0.91
1000$ 0.84
N/A 4536$ 1.53
Tape & Reel (TR) 3000$ 0.76
6000$ 0.72
9000$ 0.70
NewarkEach (Supplied on Cut Tape) 1$ 2.51
10$ 1.39
25$ 1.30
50$ 1.21
100$ 1.11
250$ 0.96
500$ 0.88
1000$ 0.80

Description

General part information

BD9G102 Series

This is the product guarantees long time support in Industrial market. The BD9G102G-LB is a 42V, 0.5A non-synchronous buck converter with integrated internal high-side 42V Power MOSFET. Operating frequency is 1.0MHz fixed by inner circuit. The components of phase compensation are built in. Additional protection features are included such as Over Current Protection, Thermal Shutdown and Under Voltage Lockout.

Documents

Technical documentation and resources

SSOP6 Package Information

Package Information

Power Supply Sequence Circuit with General Purpose Power Supply IC

Schematic Design & Verification

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

Schematic Design & Verification

Simulation Guide for BD9G102G-LB / Frequency Response (ROHM Solution Simulator)

Simulations

Snubber Circuit for Buck Converter IC

Schematic Design & Verification

Precautions for PCB Layout Regarding Common Mode Filters

Technical Article

How to Use the Thermal Resistance and Thermal Characteristics Parameters

Thermal Design

Resistor Value Table to set Output Voltage of Buck Converter IC

Schematic Design & Verification

θ<sub>JA</sub> and Ψ<sub>JT</sub>

Thermal Design

Heat Dissipation Effect of Thermal Via in Exposed Pad Type Package

Thermal Design

θ<sub>JC</sub> and Ψ<sub>JT</sub>

Thermal Design

Solder Joint Rate and Thermal Resistance of Exposed Pad

Thermal Design

Capacitor Calculation for Buck converter IC

Schematic Design & Verification

Factory Information

Manufacturing Data

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

Schematic Design & Verification

PCB Layout Essential Check sheet for Switching Regulator

Schematic Design & Verification

PCB Layout Techniques of Buck Converter

Schematic Design & Verification

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

Schematic Design & Verification

Thermal Resistance

Thermal Design

Calculation of Power Dissipation in Switching Circuit

Schematic Design & Verification

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

Schematic Design & Verification

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

Schematic Design & Verification

Two-Resistor Model for Thermal Simulation

Thermal Design

What Is Thermal Design

Thermal Design

Precautions When Measuring the Rear of the Package with a Thermocouple

Thermal Design

BD9G102G-LB Spice Modeling Report

Models

User's Guide for BD9G102G-EVK-001 Evaluation Board

User's Guide

Phase Compensation Design for Current Mode Buck Converter

Schematic Design & Verification

Efficiency of 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

How to Use the Two-Resistor Model

Thermal Design

Considering Input Filter to Reduce Conducted Emissions by DCDC Converter

Schematic Design & Verification

Judgment Criteria of Thermal Evaluation

Thermal Design

Diode Selection Method for Asynchronous Converter

Schematic Design & Verification

Method for Calculating Junction Temperature from Transient Thermal Resistance Data

Thermal Design

Inductor Calculation for Buck converter IC

Schematic Design & Verification

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

Schematic Design & Verification

Impedance Characteristics of Bypass Capacitor

Schematic Design & Verification

Considerations for Power Inductors Used for Buck Converters

Schematic Design & Verification

Five Steps for Successful Thermal Design of IC

White Paper

Basics of Thermal Resistance and Heat Dissipation

Thermal Design

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

Technical Article

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

Schematic Design & Verification

Calculation of Power Loss (Synchronous)

Schematic Design & Verification

Design Guide and Example of Stencil for Exposed Pad

Thermal Design

PCB Layout Thermal Design Guide

Thermal Design

BD9G102G-LB Data Sheet

Data Sheet

Three Steps for Successful Design of DC-DC Converters

White Paper

Technical Data Sheet EN

Datasheet