BD52E32G-MTR

Overview

The BD52E32G-MTR is a CMOS voltage detector IC from ROHM Semiconductor designed for automotive applications. It features a fixed detection voltage of 3.2V with a precision of ±1%. The device operates within a reset active voltage range of 0.95V to 10V and includes an adjustable reset delay timer. It utilizes an open-drain output capable of sourcing up to 0.4mA in the low state. The circuit consumes 0.85µA in both ON and OFF states at Vs=4.8V, with a hysteresis voltage of Vdet x 0.05. It is housed in a compact SSOP-5 package.

Feature Summary

• Adjustable reset delay timer functionality
• Automotive AEC-Q100 qualification
• Open-drain output configuration

Applications

• Automotive power supply monitoring
• Microprocessor system supervision
• Voltage threshold detection circuits

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix matches the required packaging and quality standards. Ensure compliance with RoHS directives and functional safety support categories as defined by ROHM. Cross-reference datasheet revisions to guarantee compatibility with current design requirements.

Selection Notes

Select this component when a precise 3.2V detection threshold is required for automotive systems. The adjustable delay feature allows customization for startup sequences. Consider the open-drain output for flexible logic interfacing. Verify that the operating temperature range and supply voltage limits align with the target application environment.

Part Context

This part belongs to the BD52xxG-M series of voltage detectors. It is specifically engineered for automotive use, meeting AEC-Q100 standards. The series offers various detection voltages and delay options. The BD52E32G-MTR provides a balance of precision and flexibility for supervisory roles in vehicle electronics.

Replacement Considerations

BD52E32G-M is a compatible variant within the same family. Both share identical electrical characteristics and package dimensions. Verify that the specific ordering suffix aligns with the desired tape-and-reel quantity and handling specifications before substitution.