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ROHM BA9741FE2 Dual-Channel Power Controller

The BA9741FE2 is a compact dual-channel switching regulator controller designed for DC/DC conversion including step-up, step-down, and inverting applications. This IC features high-accuracy voltage references, built-in malfunction prevention circuits during low input voltage and short circuits, and adjustable rest periods over the duty cycle. Suitable for miniature portable equipment, it supports a wide input voltage range and has low quiescent current. Its precise PWM control and protective features make it ideal for LCDs, PCs, AV devices, printers, and measuring instruments, offering reliable performance in compact designs.

Authorized Distributors
Part No:BA9741F-E2
Stock:2316
Inv Date:06-10-2026
Price: Unit price: $2.47
Buy/RFQ:

ROHM BA9741FE2 Dual-Channel Power Controller Specifications:

  • Power supply voltage: 3.6V to 35V
  • Output pin current: 100mA (BA9741F), 30mA (BA9744FV)
  • Maximum output pin voltage: 35V
  • Reference voltage: 2.5V with ±4% accuracy
  • Oscillation frequency: 10kHz to 800kHz
  • Error amplifier input voltage: 0.3V to 1.6V
  • Operating temperature range: -40°C to +85°C
  • Package types: SOP16, SSOP-B16, SSOP-A16
  • Built-in short prevention and malfunction circuits
  • Wide input voltage range for various applications

Buy the Buy ROHM BA9741FE2 Part Number BA9741FE2 Online

Purchase the ROHM BA9741FE2 online today to ensure your portable and compact electronic projects benefit from high-accuracy switching regulation. This dual-channel controller offers versatile DC/DC conversion capabilities, supporting step-up, step-down, and inverting functions with adjustable duty cycles, wide input voltage range, and robust protective features. Its compact design is perfect for LCDs, PCs, AV equipment, and measuring instruments. Built with reliability and performance in mind, the BA9741FE2 guarantees efficient power management for modern electronic devices, providing peace of mind and long-term durability.

Get ROHM BA9741FE2 today—built for precision and long-lasting durability in high-efficiency power regulation.

Frequently Asked Questions

Where can I buy ROHM BA9741FE2?

You can click on the BUY or RFQ button to purchase BA9741FE2 from an authorized ROHM distributor.

How do I troubleshoot issues or seek technical support for part BA9741FE2?

You can download the BA9741FE2 datasheet or visit the ROHM website for support.

Who is the manufacturer of BA9741FE2?

ROHM

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