BD5224FVE-TR

Overview

The BD5224FVE-TR is a voltage detector with an adjustable delay time, manufactured by ROHM Semiconductor. It features a typical under-voltage detection voltage of 2.4 V with ±1% precision. The reset active voltage range spans from 0.95 V to 10 V, utilizing an open drain output type. The device supports an adjustable reset delay timer and operates in a low reset active state. It does not include manual reset or watchdog timer functions. The circuit current is 0.85 μA when on (at Vdet=4.8V). It is housed in a VSOF5 package.

Feature Summary

• Adjustable delay timer functionality for customizable reset timing
• Open drain output configuration for flexible interfacing
• High precision under-voltage detection capability
• Low power consumption design suitable for battery-operated systems

Applications

• Portable electronic devices requiring precise power monitoring
• Battery-powered equipment needing reliable voltage supervision
• Embedded systems with configurable reset delay requirements
• Industrial control circuits demanding stable voltage detection

Procurement Notes

Verify the specific ordering suffix and package variant before procurement, as supply status may vary. Confirm that the adjustable delay feature aligns with system timing requirements. Check for any end-of-life notices or last-time-buy recommendations associated with this component. Ensure compatibility with existing PCB footprint and electrical specifications during integration planning.

Selection Notes

Select this component when an adjustable reset delay is required alongside high-precision voltage detection. Consider the open drain output for level-shifting applications. Evaluate the low standby current for energy-sensitive designs. Compare against fixed-delay alternatives if timing flexibility is not critical. Verify operating temperature range suitability for the intended environment.

Part Context

This part belongs to the BD52 series of voltage detectors from ROHM Semiconductor. It is designed for supervisory applications where precise voltage monitoring and configurable reset delays are necessary. The VSOF5 package offers a compact solution for space-constrained designs. It serves as a key component in power management strategies for various electronic systems.

Replacement Considerations

BD5224G-1 is listed as a similar level replacement with the same pinout. Verify functional equivalence regarding the adjustable delay mechanism and output characteristics before substitution.