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Integrated Circuits (ICs)

BD99011EFV-ME2

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Rohm Semiconductor

SWITCHING VOLTAGE REGULATORS 2A LOW IQ SYNCH BUCK DC/DC CONV

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Integrated Circuits (ICs)

BD99011EFV-ME2

Active
Rohm Semiconductor

SWITCHING VOLTAGE REGULATORS 2A LOW IQ SYNCH BUCK DC/DC CONV

Technical Specifications

Parameters and characteristics for this part

SpecificationBD99011EFV-ME2
Current - Output2 A
Frequency - Switching [Max]500 kHz
Frequency - Switching [Min]200 kHz
FunctionStep-Down
GradeAutomotive
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature [Max]105 °C
Operating Temperature [Min]-40 °C
Output ConfigurationPositive
Package / Case24-VSSOP (0.220", 5.60mm Width) Exposed Pad
QualificationAEC-Q100
Supplier Device Package24-HTSSOP-B
Synchronous RectifierTrue
TopologyBuck
Voltage - Input (Max) [Max]35 V
Voltage - Input (Min) [Min]3.6 V
Voltage - Output (Min/Fixed)5 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$ 6.10
10$ 5.48
25$ 5.18
100$ 4.49
250$ 4.26
500$ 3.82
1000$ 3.22
Digi-Reel® 1$ 6.10
10$ 5.48
25$ 5.18
100$ 4.49
250$ 4.26
500$ 3.82
1000$ 3.22
N/A 0$ 5.51
Tape & Reel (TR) 2000$ 2.85
MouserN/A 1$ 6.30
10$ 4.51
25$ 4.05
100$ 3.51
250$ 3.19
500$ 2.98
1000$ 2.97
2000$ 2.93
4000$ 2.91

Description

General part information

BD99011 Series

The BD99011EFV-M is ultra low Iq Step-down DC/DC converters with integrated power MOSFETs for 5V, respectively. The SLLM™ (Simple Light Load Mode) control ensures an ultra low quiescent current and high efficiency at low load situation as well as a high efficiency at high load situations while maintaining a regulated output voltage. The product is compliant with automotive standards and accommodates a maximum voltage of 42V. The minimum input voltage is 3.6 V in order to sustain output at cold cranking conditions. The current mode regulation loop gives a fast transient response and easy phase compensation.The BD99011EFV-M is available in a HTSSOP-B24 package. In an application it requires a small number of external components and small PCB footprint.

Documents

Technical documentation and resources

BD99011EFV-ME2 Datasheet (PDF)

Datasheet

Efficiency of Buck Converter

Schematic Design & Verification

How to Use the Two-Resistor Model

Thermal Design

Compliance with the ELV directive

Environmental Data

Precautions for PCB Layout Regarding Common Mode Filters

Technical Article

Phase Compensation Design for Current Mode Buck Converter

Schematic Design & Verification

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

Schematic Design & Verification

Heat Dissipation Effect of Thermal Via in Exposed Pad Type Package

Thermal Design

θ<sub>JC</sub> and Ψ<sub>JT</sub>

Thermal Design

Capacitor Calculation for Buck converter IC

Schematic Design & Verification

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

Schematic Design & Verification

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

Schematic Design & Verification

PCB Layout Thermal Design Guide

Thermal Design

UL94 Flame Classifications of Mold Compound

Environmental Data

Factory Information

Manufacturing Data

Method for Calculating Junction Temperature from Transient Thermal Resistance Data

Thermal Design

How to Use the Thermal Resistance and Thermal Characteristics Parameters

Thermal Design

PCB Layout Techniques of Buck Converter

Schematic Design & Verification

Considerations for Power Inductors Used for Buck Converters

Schematic Design & Verification

θ<sub>JA</sub> and Ψ<sub>JT</sub>

Thermal Design

Impedance Characteristics of Bypass Capacitor

Schematic Design & Verification

Diode Selection Method for Asynchronous Converter

Schematic Design & Verification

Basics of Thermal Resistance and Heat Dissipation

Thermal Design

Calculation of Power Dissipation in Switching Circuit

Schematic Design & Verification

Thermal Resistance

Thermal Design

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

Schematic Design & Verification

Precautions When Measuring the Rear of the Package with a Thermocouple

Thermal Design

Five Steps for Successful Thermal Design of IC

White Paper

Bootstrap Circuit in the Buck Converter

Schematic Design & Verification

Considering Input Filter to Reduce Conducted Emissions by DCDC Converter

Schematic Design & Verification

Solder Joint Rate and Thermal Resistance of Exposed Pad

Thermal Design

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

Schematic Design & Verification

Three Steps for Successful Design of DC-DC Converters

White Paper

Resistor Value Table to set Output Voltage of Buck Converter IC

Schematic Design & Verification

Two-Resistor Model for Thermal Simulation

Thermal Design

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 Essential Check sheet for Switching Regulator

Schematic Design & Verification

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

Schematic Design & Verification

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

White Paper

What Is Thermal Design

Thermal Design

Inductor Calculation for Buck converter IC

Schematic Design & Verification

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

Technical Article

Snubber Circuit for Buck Converter IC

Schematic Design & Verification

Calculation of Power Loss (Synchronous)

Schematic Design & Verification

Power Supply Sequence Circuit with General Purpose Power Supply IC

Schematic Design & Verification

Anti-Whisker formation

Package Information

Judgment Criteria of Thermal Evaluation

Thermal Design

HTSSOP-B24 Package Information

Package Information

AEC-Q101 Automotive Requirements

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