BD53E34G-MTR

Overview

The BD53E34G-MTR is a voltage detector IC from Rohm Semiconductor, designed for automotive applications. It features a detection threshold of 3.4V with ±1% precision and an adjustable reset delay timer. The device operates within a supply voltage range of 0.95V to 10V and supports an operating temperature range of -40°C to 105°C. It utilizes a CMOS output type with low active state and is housed in a 5-SSOP package. This component is AEC-Q100 qualified and marked as Not Recommended for New Designs.

Feature Summary

• Features an adjustable reset delay timer allowing customizable timing configurations via external components.
• Provides high-precision under-voltage detection with a typical accuracy of ±1% across the operational range.
• Includes copper wire bonding technology to enhance reliability and support functional safety analysis.

Applications

• Automotive electronic systems requiring reliable power supervision
• Microcontroller reset circuits with specific timing requirements
• Battery-powered devices needing precise voltage monitoring

Procurement Notes

Verify current availability status as this component is designated as Not Recommended for New Designs. Confirm that existing stock or last-time buy options meet project lifecycle needs. Ensure compatibility with existing PCB layouts and design rules before procurement. Check for any specific handling requirements related to its automotive grade classification.

Selection Notes

Select this component only if the specific 3.4V threshold and adjustable delay characteristics match the system requirements. Consider the CMOS output drive capability and the 5-SSOP package constraints. Evaluate whether the adjustable delay feature provides necessary flexibility compared to fixed-delay alternatives. Verify that the -40°C to 105°C temperature range suits the intended environment.

Part Context

This part belongs to the BD53Exxx-M series of voltage detectors from Rohm Semiconductor. These devices are engineered for automotive use, offering high precision and low current consumption. The series includes various detection voltages and output types to accommodate diverse application needs while maintaining robust performance standards.

Replacement Considerations

BD4934G-TR is listed as a parameter equivalent replacement by the manufacturer. Verify pinout compatibility and electrical specifications before substitution. Ensure the alternative meets all automotive qualification requirements if used in such environments.

FAQ

What is the reset active state of the BD53E34G-MTR?

The reset signal is active low.

Does the BD53E34G-MTR include a manual reset function?

No, the device does not have a manual reset input.

Is the BD53E34G-MTR suitable for automotive applications?

Yes, it is AEC-Q100 qualified and designed for automotive use.