BD9P205MUF-C
BD9P205MUF-C
Nano Pulse Control™, 3.5V to 40V Input, 2A Single 2.2MHz Buck DC/DC Converter For Automotive
BD9P2x5MUF-C Series are current mode synchronous buck DC/DC converter integrating POWER MOSFETs.
Product Detail
Part Number | BD9P205MUF-CE2
Status |
Recommended
Package |
VQFN20FV4040 (Wettable Flank)
Unit Quantity | 2500
Minimum Package Quantity | 2500
Packing Type | Taping
RoHS |
Yes
Functional Safety:
Category : FS supportive
A product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.
Specifications:
Grade
Automotive
Common Standard
AEC-Q100 (Automotive Grade)
ch
1
Integrated FET / Controller
Integrated FET
Topology
Buck
Synchronous / Nonsynchronous
Synchronous
Vin1(Min.)[V]
3.5
Vin1(Max.)[V]
40.0
Vout1(Min.)[V]
0.8
Vout1(Max.)[V]
8.5
Iout1(Max.)[A]
2.0
SW frequency(Max.)[MHz]
2.2
Light Load mode
Yes
EN
Yes
PGOOD
Yes
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
125
Package Size [mm]
4x4 (t=1)
Features:
- Nano Pulse Control™
- AEC-Q100 Qualified (Grade 1)
- Minimum ON Pulse 50 ns (Max)
- Synchronous Buck DC/DC Converter Integrating POWER MOSFETs
- Soft Start Function
- Current Mode Control
- Reset Function
- Quiescent Current 10 µA (Typ) with 12 V Input to 5.0 V Output
- Light Load Mode (LLM)
- Forced Pulse Wide Modulation (PWM) Mode
- Phase Compensation Included
- Selectable Spread Spectrum Switching
- External Synchronization Function
- Selectable Over Current Protection (OCP)
- Input Under Voltage Lockout (UVLO) Protection
- Thermal Shut Down (TSD) Protection
- Output Over Voltage Protection (OVP)
- Short Circuit Protection (SCP)
Evaluation
Board
-
- Evaluation Board
- BD9P2x5MUF-TSB-001
This Evaluation Board was developed for ROHM’s single 2.2MHz buck DC/DC converter BD9P2x5MUF-C. BD9P2x5MUF-C Series are current mode synchronous buck DC/DC converter integrating POWER MOSFETs. The BD9P2x5MUF-C series accepts a power supply input range of 3.5V to 40V and generates a maximum output current of 2A.
Design Resources
Documents
Data Sheet
White Paper
Technical Articles
Schematic Design & Verification
- Calculation of Power Dissipation in Switching Circuit
- Considering Input Filter to Reduce Conducted Emissions by DCDC Converter
- Considering Polarity of Power Inductor to Reduce Radiated Emission of DC-DC converter
- Method for Monitoring Switching Waveform
- PCB Layout Techniques of Buck Converter
- Phase Compensation Design for Current Mode Buck Converter
- Bootstrap Circuit in the Buck Converter
- Method for Determining Constants of Peripheral Parts of Buck DC/DC Converter
- Power Supply Sequence Circuit with General Purpose Power Supply IC
- Suppression Method of Switching Noise Using Linear Regulator and Low Pass Filter
- Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)
- Usage of SPICE Macromodel for DC/DC
- Snubber Circuit for Buck Converter IC
- Efficiency of Buck Converter
- Calculation of Power Loss (Synchronous)
- Inductor Calculation for Buck converter IC
- Considerations for Power Inductors Used for Buck Converters
- Capacitor Calculation for Buck converter IC
- The Important Points of Multi-layer Ceramic Capacitor Used in Buck Converter circuit
- Resistor Value Table to set Output Voltage of Buck Converter IC
- Importance of Probe Calibration When Measuring Power: Deskew
- Impedance Characteristics of Bypass Capacitor
Thermal Design
- What Is Thermal Design
- Basics of Thermal Resistance and Heat Dissipation
- Method for Calculating Junction Temperature from Transient Thermal Resistance Data
- Notes for Temperature Measurement Using Thermocouples
- Two-Resistor Model for Thermal Simulation
- Notes for Temperature Measurement Using Forward Voltage of PN Junction
- Thermal Resistance
- Precautions When Measuring the Rear of the Package with a Thermocouple
Tools
Simulations (Login Required)
ROHM Solution Simulator is a new web-based electronic circuit simulation tool that can carry out a variety of simulations, from initial development that involves component selection and individual device verification to the system-level verification stage. This makes it possible to quickly and easily implement complete circuit verification of ROHM power devices and ICs, in simulation circuits under close to actual conditions, significantly reducing application development efforts.
- BD9P205MUF-C / Frequency Response
- BD9P205MUF-C / Load Response
- BD9P205MUF-C / Line Response
- Simulation Guide for BD9P205MUF-C / Frequency Response (ROHM Solution Simulator)
- Simulation Guide for BD9P205MUF-C / Load Response (ROHM Solution Simulator)
- Simulation Guide for BD9P205MUF-C / Line Response (ROHM Solution Simulator)
Calculation Tools
This Calculation Sheet supports the application circuit design of switching regulators. The sheet has formulas necessary for determining peripheral parts. You can easily determine the circuit parameters that meet the desired characteristics by setting the values according to the guidance.
- Calculation-sheet for the circuit theoretical formula - BD9Pxx5EFV/MUF-C
Models
- BD9P2x5MUF-C Series Two-Resistor Thermal Model Report
- BD9P205MUF-C SPICE Model
2D/3D/CAD
- BD9P205MUF-C Footprint / Symbol
- VQFN20FV4040 3D STEP Data