BD49E26G-MTR

Overview

The BD49E26G-MTR is an automotive-grade standard voltage detector manufactured by ROHM Semiconductor. It features a typical under-voltage detection threshold of 2.6 V with a precision of ±1%. The device operates within a reset active voltage range of 0.95 V to 10 V and utilizes a CMOS output type. It consumes a circuit current of 0.60 µA in the ON state and 0.85 µA in the OFF state at Vs=4.8V. The component supports an operating temperature range from -40°C to 105°C and is housed in an SSOP-5 package measuring 2.9x2.8 mm with a thickness of 1.25 mm.

Feature Summary

• High accuracy voltage detection with ±1% precision for reliable monitoring.
• Ultra-low current consumption suitable for power-sensitive applications.
• Automotive qualification compliant with AEC-Q100 standards.

Applications

• Automotive electronic system supervision
• Under-voltage detection in vehicle circuits
• Power management monitoring

Procurement Notes

Verify that the specific part number matches the required detection voltage and package configuration. Confirm RoHS compliance status and check for any end-of-life notices, as this component may be designated as not recommended for new designs. Ensure compatibility with existing manufacturing processes and supply chain requirements before finalizing procurement decisions.

Selection Notes

Select this component when a precise 2.6 V detection threshold is required for automotive applications. Consider the CMOS output capability and low power consumption characteristics. Evaluate the SSOP-5 package size constraints against board layout requirements. Verify that the operating temperature range meets the environmental conditions of the target application.

Part Context

This voltage detector belongs to the BD49ExxG-M series, designed specifically for automotive use. It provides high-accuracy monitoring with ultra-low current consumption. The series supports functional safety analysis and is built using Cu wire bonding technology. It serves as a critical component for ensuring system reliability in automotive environments through precise voltage supervision.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult official manufacturer resources for potential replacements if this component is no longer recommended for new designs.