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1ch Buck Converter Integrated FET - BD9G341AEFJ-LB (New)

This is the product guarantees long time support in Industrial market. The BD9G341AEFJ-LB is a buck switching regulator with integrated 150mΩ power MOSFET. Current mode architecture provides fast transient response and a simple phase compensation setup. The operating frequency is programmable from 50kHz to 750kHz. Additional protection features are included such as Over Current Protection, Thermal shutdown and Under voltage lockout. The under voltage lockout and hysteresis can be set by external resistor.

Part Number
Status
Package
Unit Quantity
Minimum Package Quantity
Packing Type
RoHS
BD9G341AEFJ-LBE2 Active HTSOP-J8 2500 2500 Taping Yes
 
Specifications:
Grade Industrial
ch 1
Integrated FET / Controller Integrated FET
Buck / Boost / Buck-Boost / Inverting Buck
Synchronous / Nonsynchronous Nonsynchronous
Vin1(Min.)[V] 12.0
Vin1(Max.)[V] 76.0
Vout1(Min.)[V] 1.0
Vout1(Max.)[V] 76.0
Iout1(Max.)[A] 3.0
SW frequency(Max.)[MHz] 0.75
EN Yes
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
Features:
    • Long Time Support Product for Industrial Applications
    • Wide input voltage range from 12V to 76V.
    • Integrated 80V/3.5A/150mΩ NchFET.
    • Current mode.
    • Variable frequency from 50kHz to 750kHz.
    • Accurate reference voltage. (1.0V±1.5%).
    • Precision EN threshold (±3%).
    • Soft-start function
    • 0µA Standby current
    • Over Current Protection (OCP),
      Under Voltage Lockout (UVLO),
      Thermal-Shutdown (TSD),
      Over Voltage Protection (OVP)
    • Thermally enhanced HTSOP-J8 package
 
ROHM Semiconductor reserves the right to change the specifications at any time.
 
Technical Data
Application Note

Capacitor Calculation for Buck converter IC

Application Note

Inductor Calculation for Buck converter IC

Application Note

Resistor Value Table to set Output Voltage of Buck Converter IC

Application Note

Thermal Resistance

Application Note

PCB Layout Techniques of Buck Converter

Application Note

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

Application Note

Calculation of Power Loss (Synchronous)

Application Note

Considerations for Power Inductors Used for Buck Converters

Application Note

Snubber Circuit for Buck Converter IC

Application Note

Buck DC/DC Converter Recommended Inductor List