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BD95514MUV-E2

BD95514MUV-E2

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Rohm Semiconductor

4.5-28V 4A 1CH SYNCHRONOUS BUCK CONVERTER WITH BUILT-IN LINEAR REGULATOR

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BD95514MUV-E2

BD95514MUV-E2

Active
Rohm Semiconductor

4.5-28V 4A 1CH SYNCHRONOUS BUCK CONVERTER WITH BUILT-IN LINEAR REGULATOR

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Description

General part information

BD95514MUV Series

BD95514MUV is a switching regulator capable of supplying high current output (up to 4A) at low output voltages (0.7V to 5.0V) over a broad range of input voltages (4.5V to 28V). The regulator features an internal N-MOSFET power transistor for high efficiency and low space consumption, while incorporating ROHM's proprietary H3Reg™ control mode technology, yielding the industry's fastest transient response time against load changes. SLLM (Simple Light Load Mode) technology is also integrated to improve efficiency when powering lighter loads, as well as soft start, variable frequency, short-circuit protection with timer latch, over-voltage protection, and REF functions. This regulator is suited for PC applications.

Technical Specifications

Parameters and characteristics for this part

SpecificationBD95514MUV-E2
Current - Output4 A
Frequency - Switching (Max)1 MHz
Frequency - Switching (Min)200 kHz
FunctionStep-Down
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature (Max)100 °C
Operating Temperature (Min)-10 °C
Output ConfigurationPositive
Output TypeAdjustable
Package / Case32-VFQFN Exposed Pad
Package NameVQFN032V5050
Synchronous RectifierYes
TopologyBuck
Voltage - Input (Max)28 V
Voltage - Input (Min)4.5 V
Voltage - Output (Max)5 V
Voltage - Output (Min/Fixed)0.7 V

Pricing

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CAD

3D models and CAD resources for this part

Documents

Technical documentation and resources

Datasheet
VQFN032V5050 Taping Spec
BD95514MUV-E2 Flammability
Calculation of Power Dissipation in Switching Circuit
PCB Layout Essential Check sheet for Switching Regulator
How to Use the Thermal Resistance and Thermal Characteristics Parameters
Cutting-Edge Web Simulation Tool "ROHM Solution Simulator" Capable of Complete Circuit Verification of Power Devices and Driver ICs
Method for Determining Constants of Peripheral Parts of Buck DC/DC Converter
Diode Selection Method for Asynchronous Converter
Basics of Thermal Resistance and Heat Dissipation
Considerations for Power Inductors Used for Buck Converters
θ<sub>JC</sub> and Ψ<sub>JT</sub>
PCB Layout Techniques of Buck Converter
Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)
Suppression Method of Switching Noise Using Linear Regulator and Low Pass Filter
θ<sub>JA</sub> and Ψ<sub>JT</sub>
Five Steps for Successful Thermal Design of IC
Compliance with the ELV directive
Inductor Calculation for Buck converter IC
Snubber Circuit for Buck Converter IC
Capacitor Calculation for Buck converter IC
Two-Resistor Model for Thermal Simulation
Resistor Value Table to set Output Voltage of Buck Converter IC
Considering Input Filter to Reduce Conducted Emissions by DCDC Converter
Step-down DC-DC converter PCB layout EMC Design guide
Precautions for PCB Layout Regarding Common Mode Filters
Considering Polarity of Power Inductor to Reduce Radiated Emission of DC-DC converter
The Important Points of Multi-layer Ceramic Capacitor Used in Buck Converter circuit
Judgment Criteria of Thermal Evaluation
Method for Calculating Junction Temperature from Transient Thermal Resistance Data
Design Guide and Example of Stencil for Exposed Pad
Thermal Resistance
PCB Layout Thermal Design Guide
Types of Capacitors Used for Output Smoothing of Switching Regulators and their Precautions
Phase Compensation Design for Current Mode Buck Converter
How to Use the Two-Resistor Model
Power Supply Sequence Circuit with General Purpose Power Supply IC
Factory Information
What Is Thermal Design
Anti-Whisker formation
Heat Dissipation Effect of Thermal Via in Exposed Pad Type Package
Overview of ROHM's Simulation Models(for ICs and Discrete Semiconductors)
Solder Joint Rate and Thermal Resistance of Exposed Pad
Efficiency of Buck Converter
Impedance Characteristics of Bypass Capacitor
Bootstrap Circuit in the Buck Converter
Precautions When Measuring the Rear of the Package with a Thermocouple
Three Steps for Successful Design of DC-DC Converters
Calculation of Power Loss (Synchronous)