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ROHM BD9G341AEFJLBE2 Buck Regulator

The BD9G341AEFJ-LB is a high-efficiency, industrial-grade buck regulator with integrated FET, capable of input voltages from 12V to 76V and delivering up to 3A. It features programmable switching frequency from 50kHz to 750kHz, overcurrent protection, thermal shutdown, undervoltage lockout, soft-start functionality, and a thermally enhanced HTSOP-J8 package. Ideal for industrial distributed power supply and battery-powered systems, it ensures long-term support, reliable operation, and precise output regulation in demanding environments.

Authorized Distributors
Source:Newark
Part No:BD9G341AEFJ-LBE2
Stock:2349
Inv Date:06-09-2026
Price: Unit price: $4.89
Buy/RFQ:
Source:DigiKey
Part No:BD9G341AEFJ-LBE2
Stock:4809
Inv Date:06-09-2026
Price: Unit price: $4.89
Buy/RFQ:
Part No:BD9G341AEFJ-LBE2
Stock:0
Inv Date:06-10-2026
Price: Unit price: $4.89
Buy/RFQ:
Part No:BD9G341AEFJ-LBE2
Stock:0
Inv Date:06-09-2026
Price: Unit price: $2.42
Buy/RFQ:

ROHM BD9G341AEFJLBE2 Buck Regulator Specifications:

  • Input Voltage Range: 12V to 76V
  • Output Current: Max 3A
  • Operating Frequency: Programmable 50kHz to 750kHz
  • Integrated 80V/3.5A/150mΩ N-channel FET
  • Maximum Junction Temperature: 150°C
  • Operating Temperature: -40°C to 85°C
  • Package: HTSOP-J8 (4.90mm x 6.00mm x 1.00mm)
  • Over Current Protection: Yes, 6.0A threshold
  • Thermal Shutdown: Yes, activates at 150°C
  • Undervoltage Lockout: Settable via external resistor
  • Soft-start Time: 20 milliseconds
  • Efficiency: Up to 90%
  • Features include: Soft-start, UVLO, OCP, TSD, OVP
  • Designed for industrial distributed power and battery-powered applications

Buy the ROHM Series BD9G341AEFJ-LB Buck Regulator: 12-76V Input, 3A Output

Order the ROHM BD9G341AEFJ-LB buck regulator online today to ensure your power supply designs benefit from high efficiency, integrated protection features, and a compact thermal package. Designed for demanding industrial and portable applications, this device supports input voltages from 12V to 76V and delivers up to 3A output current. Its programmable switching frequency from 50kHz to 750kHz, along with features like UVLO, OCP, thermal shutdown, and soft-start, makes it suitable for reliable, precision power regulation with long-term support and excellent thermal performance.

Get ROHM BD9G341AEFJ-LB today—engineered for high efficiency, robustness, and reliable power delivery in industrial and battery applications.

Frequently Asked Questions

Where can I buy ROHM BD9G341AEFJLBE2?

You can click on the BUY or RFQ button to purchase BD9G341AEFJLBE2 from an authorized ROHM distributor.

How do I troubleshoot issues or seek technical support for part BD9G341AEFJLBE2?

You can download the BD9G341AEFJLBE2 datasheet or visit the ROHM website for support.

Who is the manufacturer of BD9G341AEFJLBE2?

ROHM

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