BD9P233MUF-CE2

Overview

The BD9P233MUF-CE2 is a synchronous buck DC/DC converter from ROHM Semiconductor, utilizing Nano Pulse Control technology. It features a fixed 3.3 V output with a maximum current of 2 A. The device accepts an input voltage range of 3 V to 36 V and supports switching frequencies between 200 kHz and 2.4 MHz. Quiescent current is specified at 26 uA. It operates within a temperature range of -40°C to +125°C and is housed in a VQFN32FAV050 package.

Feature Summary

• Integrates power MOSFETs and controller for compact design
• Supports Light Load Mode (LLM) for high efficiency across load ranges
• Includes shutdown control and Power Good signal functionality

Applications

• Automotive electronic systems requiring functional safety support
• Battery-powered devices needing low quiescent current
• General-purpose step-down conversion in industrial equipment

Procurement Notes

Verify the specific suffix CE2 against the official datasheet to confirm pinout and packaging details. Ensure compatibility with automotive functional safety requirements if applicable. Check moisture sensitivity levels and recommended soldering profiles before assembly. Confirm RoHS compliance status through manufacturer documentation.

Selection Notes

Select this component when a fixed 3.3 V output is required with up to 2 A capability. It is suitable for applications demanding wide input voltage tolerance up to 36 V. Consider the low 26 uA quiescent current for battery-operated designs. Verify that the VQFN32FAV050 package fits the PCB layout constraints.

Part Context

This part belongs to ROHM's Nano Pulse Control series, designed for automotive and industrial use. It integrates synchronous rectification to improve efficiency. The device supports functional safety analysis, making it appropriate for safety-critical automotive applications. It replaces older non-synchronous or less efficient buck converters in modern designs.

Replacement Considerations

BD9P233MUF-C is listed as an alias for this component.