BD9P135MUF-CE2
ActiveRohm Semiconductor
CONV DC-DC 3.5V TO 40V SYNCHRONOUS STEP DOWN SINGLE-OUT 3.3V 1A AUTOMOTIVE AEC-Q100 20-PIN VQFN EP T/R
BD9P135MUF-CE2
ActiveRohm Semiconductor
CONV DC-DC 3.5V TO 40V SYNCHRONOUS STEP DOWN SINGLE-OUT 3.3V 1A AUTOMOTIVE AEC-Q100 20-PIN VQFN EP T/R
Description
General part information
BD9P135MUF-C Series
BD9P1x5MUF-C Series are current mode synchronous buck DC/DC converter integrating POWER MOSFETs.
Technical Specifications
Parameters and characteristics for this part
| Specification | BD9P135MUF-CE2 |
|---|---|
| Current - Output | 1 A |
| Frequency - Switching | 2.2 MHz |
| Function | Step-Down |
| Grade | Automotive |
| Mounting Type | Wettable Flank, Surface Mount |
| Number of Outputs | 1 |
| Operating Temperature (Max) | 125 °C |
| Operating Temperature (Min) | -40 °C |
| Output Configuration | Positive |
| Output Type | Fixed |
| Package / Case | 20-VFQFN Exposed Pad |
| Package Name | VQFN20FV4040 |
| Qualification | AEC-Q100 |
| Synchronous Rectifier | Yes |
| Topology | Buck |
| Voltage - Input (Max) | 40 V |
| Voltage - Input (Min) | 3.5 V |
| Voltage - Output (Min/Fixed) | 3.3 V |
Pricing
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CAD
3D models and CAD resources for this part
Documents
Technical documentation and resources
Datasheet
Power Supply Sequence Circuit with General Purpose Power Supply IC
Factory Information
How to Use the Two-Resistor Model
Efficiency of Buck Converter
Inductor Calculation for Buck converter IC
Diode Selection Method for Asynchronous Converter
Method for Calculating Junction Temperature from Transient Thermal Resistance Data
Design Guide and Example of Stencil for Exposed Pad
Capacitor Calculation for Buck converter IC
PCB Layout Essential Check sheet for Switching Regulator
Considerations for Power Inductors Used for Buck Converters
Evaluation Board User's Guide for BD9P1x5MUF-C series
Impedance Characteristics of Bypass Capacitor
Simulation Guide for BD9P135MUF-C / Line Response (ROHM Solution Simulator)
What Is Thermal Design
Step-down DC-DC converter PCB layout EMC Design guide
Snubber Circuit for Buck Converter IC
Considering Polarity of Power Inductor to Reduce Radiated Emission of DC-DC converter
Three Steps for Successful Design of DC-DC Converters
Cutting-Edge Web Simulation Tool "ROHM Solution Simulator" Capable of Complete Circuit Verification of Power Devices and Driver ICs
Two-Resistor Model for Thermal Simulation
θ<sub>JA</sub> and Ψ<sub>JT</sub>
Overview of ROHM's Simulation Models(for ICs and Discrete Semiconductors)
Thermal Resistance
Suppression Method of Switching Noise Using Linear Regulator and Low Pass Filter
PCB Layout Techniques of Buck Converter
Heat Dissipation Effect of Thermal Via in Exposed Pad Type Package
BD9P1x5MUF-C Series Two-Resistor Thermal Model Report
Simulation Guide for BD9P135MUF-C / Load Response (ROHM Solution Simulator)
How to Use the Thermal Resistance and Thermal Characteristics Parameters
PCB Layout Thermal Design Guide
Bootstrap Circuit in the Buck Converter
For Automotive ADAS/Infotainment application, CISPR25 Class5 compliant 8 rails power tree Reference Design with power rail monitoring for supporting functional safety
Precautions When Measuring the Rear of the Package with a Thermocouple
Precautions for PCB Layout Regarding Common Mode Filters
Considering Input Filter to Reduce Conducted Emissions by DCDC Converter
Judgment Criteria of Thermal Evaluation
Resistor Value Table to set Output Voltage of Buck Converter IC
Solder Joint Rate and Thermal Resistance of Exposed Pad
Method for Determining Constants of Peripheral Parts of Buck DC/DC Converter
VQFN20FV4040 Package Information
Types of Capacitors Used for Output Smoothing of Switching Regulators and their Precautions
Calculation of Power Dissipation in Switching Circuit
Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)
θ<sub>JC</sub> and Ψ<sub>JT</sub>
Basics of Thermal Resistance and Heat Dissipation
Calculation of Power Loss (Synchronous)
The Important Points of Multi-layer Ceramic Capacitor Used in Buck Converter circuit
Five Steps for Successful Thermal Design of IC
Simulation Guide for BD9P135MUF-C / Frequency Response (ROHM Solution Simulator)
Phase Compensation Design for Current Mode Buck Converter
Technical Data Sheet EN