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- Cutting-Edge Web Simulation Tool “ROHM Solution Simulator” Capable of Complete Circuit Verification of Power Devices and Driver ICs
BD9536FV
BD9536FV
7.5-15V 2ch Synchronous Buck converter(controller) with Built-in Linear Regulator
BD9536FV為實現大電流輸出從寬輸入電壓範圍(7.5～15V)到低輸出電壓(0.7V～5.5V)的2ch切換式穩壓器控制器。透過使用外接N-MOSFET切換電晶體能夠達到高效率同步整流切換式穩壓器。透過採用ROHM獨創的H3Reg™控制模式，能夠實現業界最快的過渡響應特性。具有緩起動功能、頻率可變功能、計時器閂鎖的短路輸出過電壓保護電路功能，最適合於DRAM和圖形晶片用的電源使用。
Product Detail
規格:
Grade
Standard
ch
2
Integrated FET / Controller
Controller
Topology
Buck
Synchronous / Nonsynchronous
Synchronous
Vin1(Min.)[V]
7.5
Vin1(Max.)[V]
15.0
Vout1(Min.)[V]
0.7
Vout1(Max.)[V]
5.5
Vin2(Min.)[V]
7.5
Vin2(Max.)[V]
15.0
Vout2(Min.)[V]
0.7
Vout2(Max.)[V]
5.5
SW frequency(Max.)[MHz]
0.6
Light Load mode
No
EN
Yes
PGOOD
No
Operating Temperature (Min.)[°C]
-20
Operating Temperature (Max.)[°C]
100
功能:
・內建2ch H3Reg™ DC/DC轉換器控制器・內建過熱、低電壓、過電流(FET Ron檢測型）、過電壓、短路時的保護電路
・透過緩起動功能，減輕起動時的衝擊電流
・可設定頻率 (f=200ｋHz～600kHz)
・內建FET驅動用的5V電源
・內建靴帶式(Bootstrap)用的二極體
Design Resources
Documents
White Paper
- Cutting-Edge Web Simulation Tool “ROHM Solution Simulator” Capable of Complete Circuit Verification of Power Devices and Driver ICs
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
- Phase Compensation Design for Current Mode Buck Converter
- Method for Determining Constants of
- Power Supply Sequence Circuit with General Purpose Power Supply IC
- Suppression Method of Switching Noise Using Linear Regulator and Low Pass Filter
- PCB Layout Techniques of Buck Converter
- Measurement Method for Phase Margin with Frequency Response Analyzer (FRA)
- 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
- Two-Resistor Model for Thermal Simulation
- Notes for Temperature Measurement Using Thermocouples
- Notes for Temperature Measurement Using Forward Voltage of PN Junction
- Thermal Resistance
- Precautions When Measuring the Rear of the Package with a Thermocouple
Tools
2D/3D/CAD
- SSOP-B28 Footprint / Symbol
Packaging & Quality
Package Information
- Package Information
- Anti-Whisker formation
Manufacturing Data
- Factory Information
Environmental Data
- UL94 Flame Classifications of Mold Compound
- Compliance with the ELV directive
- REACH SVHC Non-use Declaration
- REACH SVHC Non-use Declaration
- RoHS Comission Delegated Directive
Export Information
- The Export Control Order
- Export Administration Regulations(EAR)