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Integrated Circuits (ICs)

BD83A04EFV-ME2

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Rohm Semiconductor

WHITE LED DRIVER FOR AUTOMOTIVE WITH 4CH CURRENT DRIVER INTEGRATED, BUILT-IN MOS FOR BOOST, BOOST DC/DC CONVERTER

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Product dimension image
Integrated Circuits (ICs)

BD83A04EFV-ME2

Active
Rohm Semiconductor

WHITE LED DRIVER FOR AUTOMOTIVE WITH 4CH CURRENT DRIVER INTEGRATED, BUILT-IN MOS FOR BOOST, BOOST DC/DC CONVERTER

Technical Specifications

Parameters and characteristics for this part

SpecificationBD83A04EFV-ME2
Current - Output / Channel120 mA
DimmingAnalog, PWM
Frequency [Max]2.42 MHz
Frequency [Min]200 kHz
GradeAutomotive
Internal Switch(s)True
Mounting TypeSurface Mount
Number of Outputs4
Operating Temperature [Max]125 °C
Operating Temperature [Min]-40 C
Package / Case24-VSSOP (0.220", 5.60mm Width) Exposed Pad
QualificationAEC-Q100
Supplier Device Package24-HTSSOP-B
TopologyStep-Up (Boost)
TypeDC DC Regulator
Voltage - Output50 V
Voltage - Supply (Max) [Max]48 V
Voltage - Supply (Min) [Min]4.5 V

Pricing

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

DistributorPackageQuantity$
DigikeyN/A 252$ 2.79
NewarkEach (Supplied on Cut Tape) 1$ 4.23
10$ 2.72
25$ 2.33
50$ 2.11
100$ 1.88
250$ 1.66
500$ 1.54
1000$ 1.42

Description

General part information

BD83A04EFV-M Series

This IC is a white LED driver for LCD backlight. It has MOS for boost and 4 ch current drivers for LED drive, making it ideal for high brightness LED drive. LED pin maximum voltage is 50V, making it suitable for driving medium LCD panels. The dimming is controlled by the PWM signal and can be set up to 20,000: 1@100Hz. It also supports analog dimming and can accommodate even higher brightness ranges by combining with PWM dimming. DC/DC converters can be controlled for boost applications, and the input operating voltage range is 4.5V to 48V.

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 Two-Resistor Model

Thermal Design

Basics of Thermal Resistance and Heat Dissipation

Thermal Design

Impedance Characteristics of Bypass Capacitor

Schematic Design & Verification

Heat Dissipation Effect of Thermal Via in Exposed Pad Type Package

Thermal Design

Factory Information

Manufacturing Data

Thermal Resistance

Thermal Design

θ<sub>JC</sub> and Ψ<sub>JT</sub>

Thermal Design

ROHM Automotive Lighting Solutions

White Paper

BD83A04EFV-M SPICE Modeling Report

Models

Solder Joint Rate and Thermal Resistance of Exposed Pad

Thermal Design

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

Technical Article

Judgment Criteria of Thermal Evaluation

Thermal Design

Impact of PWM Dimming on the Conducted EMI

Technical Article

How to Use the Thermal Resistance and Thermal Characteristics Parameters

Thermal Design

4ch White LED Driver Built-in Current Driver Boost DC/DC Converter for Automotive BD83A04EFV-M Evaluation Board (REFLED002-EVK-001)

User's Guide

Method for Calculating Junction Temperature from Transient Thermal Resistance Data

Thermal Design

BD83A04EFV-M Data Sheet

Data Sheet

REFLED002-EVK-001 EMC Test Report

Reference Design

Two-Resistor Model:BD83A04EFV-M

Thermal Design

HTSSOP-B24 Package Information

Package Information

θ<sub>JA</sub> and Ψ<sub>JT</sub>

Thermal Design

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

White Paper

Design Guide and Example of Stencil for Exposed Pad

Thermal Design

What Is Thermal Design

Thermal Design