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ROHM BD9P105EFVCE2 Synchronous Buck Converter

The BD9P105EFV-C series are high-efficiency synchronous buck DC/DC converters with integrated POWER MOSFETs, operating within a voltage range of 3.5 V to 40 V and capable of delivering up to 1A output current. They feature a switching frequency of 2.2 MHz, soft start, external synchronization, spread spectrum switching for EMI reduction, fault protections including over current, over voltage, thermal shutdown, and under voltage lockout. Designed for automotive, industrial, and power supply applications, these devices ensure stable output with high accuracy and low quiescent current. They are available in HTSSOP-B20 packages with various output voltages, suitable for compact power solutions.

Authorized Distributors
Source:Newark
Part No:BD9P105EFV-CE2
Stock:243
Inv Date:06-10-2026
Price: Unit price: $3.14
Buy/RFQ:
Source:DigiKey
Part No:BD9P105EFV-CE2
Stock:2500
Inv Date:06-10-2026
Price: Unit price: $1.61609
Buy/RFQ:
Part No:BD9P105EFV-CE2
Stock:9649
Inv Date:06-11-2026
Price: Unit price: $3.05
Buy/RFQ:

ROHM BD9P105EFVCE2 Synchronous Buck Converter Specifications:

  • Input Voltage Range: 3.5 V to 40 V
  • Output Voltage Options: 0.8 V to 8.5 V (configurable)
  • Output Current: 0.5 A (typ), Max 1.0 A
  • Switching Frequency: 2.2 MHz (typ)
  • Operating Temperature: -40°C to +125°C
  • VREG Output Voltage: 3.3 V (typ)
  • Soft Start Time: 3.0 ms (typ)
  • Quiescent Current: 90 µA (typ)
  • Discharge Function: Yes (VOUT_DIS pin)
  • Protection Features: OVP, SCP, TSD, UVLO, OCP, External synchronization, Spread spectrum
  • Package: HTSSOP-B20
  • Dimensions: 6.5 mm x 6.4 mm x 1.0 mm
  • Pin Configuration includes EN, VIN, PVIN, PGND, SW, BST, VOUT_DIS, VOUT_SNS, RESET, MODE, SSCG, OCP_SEL, VREG, GND
  • Component Selection: Inductors 4.7 µH to 15 µH, Ceramic capacitors ≥ 0.1 µF, Output capacitor ≥ 22 µF

Buy the ROHM BD9P105EFV-C – Reliable Buck Converter for Industrial Applications

Purchase the ROHM BD9P105EFV-C buck converter online today and enjoy high efficiency, compact design, and comprehensive protection features. Ideal for automotive and industrial power supplies, this device offers stable output voltages, rapid switching at 2.2 MHz, and low quiescent current, ensuring optimal performance in demanding environments. Simplify your power design with trusted reliability and easy integration. Order now to secure your supply of advanced power management components and enhance your system’s durability and efficiency.

Get ROHM BD9P105EFV-C today—built for precision, efficiency, and long-lasting durability in power supply solutions.

Frequently Asked Questions

Where can I buy ROHM BD9P105EFVCE2?

You can click on the BUY or RFQ button to purchase BD9P105EFVCE2 from an authorized ROHM distributor.

How do I troubleshoot issues or seek technical support for part BD9P105EFVCE2?

You can download the BD9P105EFVCE2 datasheet or visit the ROHM website for support.

Who is the manufacturer of BD9P105EFVCE2?

ROHM

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