BU4826FVE-TR

Supervisors Overview

The BU4826FVE-TR is a CMOS voltage detector IC from ROHM Semiconductor, designed for monitoring power supply voltages. It features a fixed detection threshold of 2.6V with a precision of ±1%. The device operates within a supply voltage range of 0.7V to 7V and delivers an open-drain output. It consumes a typical operating current of 400nA and standby current of 550nA at Vdet=4.8V. The component supports an adjustable reset delay timer and functions reliably across a temperature range of -40°C to +125°C.

Supervisors Feature Summary

• CMOS technology ensures low current consumption for battery-powered applications
• Open-drain output interface allows flexible logic level interfacing
• Adjustable reset delay timer provides customizable timing control
• High accuracy voltage detection with ±1% threshold precision

Supervisors Applications

• Portable electronic devices requiring low power supervision
• Battery-operated systems needing voltage monitoring
• Embedded circuits requiring reliable power-on reset signals

Supervisors Procurement Notes

Verify the specific suffix and package variant against the official datasheet before integration. Confirm availability status as distribution channels may list obsolete or end-of-life components. Ensure compatibility with existing PCB footprints and design specifications during procurement planning.

Supervisors Selection Notes

Select this component when a fixed 2.6V threshold is required for voltage supervision. Consider the open-drain output capability for system integration needs. Evaluate the low current consumption characteristics against power budget constraints. Verify thermal performance requirements against the specified operating temperature range.

Supervisors Part Context

This part belongs to the BU48xx series of standard CMOS reset ICs. The series offers various detection voltages in 0.1V increments. It is designed for high-accuracy applications with minimal power draw. The VSOF-5 package facilitates surface-mount assembly in compact designs.

Supervisors Replacement Considerations

BD5226G-1TR is listed as a similar specification replacement option. Verify pinout compatibility and electrical parameter alignment before substitution.