BD53E24G-MTR

Overview

The BD53E24G-MTR is a high-accuracy voltage detector for automotive applications, manufactured by ROHM Semiconductor. It features a 2.4 V threshold voltage with ±1% precision and an open-drain output type. The device operates within a supply voltage range up to 10 V and includes a fixed reset delay time of 100 µs. It lacks manual reset, watchdog timer, or battery backup switch functions. Qualified under AEC-Q100 standards, it supports functional safety analysis and operates from -40°C to +105°C in an SSOP-5 package.

Feature Summary

• High accuracy voltage detection with ±1% precision for reliable monitoring
• Automotive grade qualification ensuring durability in harsh environments
• Open-drain output configuration for flexible interface integration
• Functional safety supportive design suitable for safety-critical systems

Applications

• Automotive power supply monitoring
• Microcontroller system supervision
• Battery voltage detection circuits
• Industrial control system resets

Procurement Notes

Verify the NRND status before procurement as this component is not recommended for new designs. Confirm AEC-Q100 qualification requirements match your specific automotive grade needs. Ensure the SSOP-5 package footprint aligns with your PCB layout constraints. Check for updated datasheets regarding any potential end-of-life notices or alternative recommendations from the manufacturer.

Selection Notes

Select this part when precise voltage monitoring is required for automotive systems. The open-drain output suits applications needing external pull-up resistors. Consider the fixed 100 µs delay if programmable timing is unnecessary. Verify compatibility with your system's operating voltage range up to 10 V. Ensure the thermal performance meets your enclosure requirements within the specified temperature range.

Part Context

This component belongs to ROHM's automotive voltage detector series, designed for robust performance in vehicle electronics. It complements other parts in the family offering different thresholds and output types. The series emphasizes low power consumption and high reliability for critical automotive subsystems.

Replacement Considerations

BD53E23G-MTR offers similar functionality with a 2.3 V threshold and CMOS output. BD53E25G-MTR provides a 2.5 V threshold option. Verify pinout compatibility and electrical parameter differences before substitution.

FAQ

Does the BD53E24G-MTR support manual reset functionality?

No, this component does not include a manual reset feature.

What is the reset delay time specification?

The reset delay time is fixed at 100 µs.

Is this component qualified for automotive use?

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