BD5228FVE-TR

Overview

The BD5228FVE-TR is a CMOS voltage detector manufactured by Rohm Semiconductor, designed for monitoring single-channel power supply voltages. It features an adjustable delay timer and operates within a reset active voltage range of 0.95V to 10V. The typical under-voltage detection threshold is set at 2.8V with a precision of ±1%. The device utilizes an open-drain output type and supports a manual reset function. It is housed in a VSOF-5 package measuring 1.6mm x 1.6mm with a thickness of 0.6mm. The circuit current is specified at 0.85μA when the detection voltage is 4.8V.

Feature Summary

• Adjustable delay timer functionality allows customization of reset timing.
• Open-drain output configuration provides flexible interfacing options.
• Compact VSOF-5 surface-mount package design suitable for space-constrained applications.

Applications

• Portable electronic devices requiring low-power supervision
• Battery-operated equipment needing precise voltage monitoring
• General-purpose microprocessor reset circuits

Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm RoHS compliance status prior to integration. Ensure storage conditions adhere to manufacturer specifications to maintain reliability. Check datasheet revisions for any updates regarding electrical characteristics or packaging details before finalizing procurement orders.

Selection Notes

Select this component for designs requiring an adjustable delay timer and low quiescent current. Compare performance metrics against alternative voltage detectors to ensure compatibility with system requirements. Consider package dimensions and thermal characteristics during PCB layout planning. Validate operating temperature ranges against environmental constraints.

Part Context

This part belongs to the BD52xx series of voltage detectors from Rohm Semiconductor. It serves as a specialized supervisory circuit for maintaining system stability. The BD5228FVE-TR variant specifically offers adjustable delay capabilities, distinguishing it from fixed-delay counterparts within the same family.

Replacement Considerations

BD5228G-1TR is listed as a similar level replacement with the same pinout. Verify electrical parameter compatibility and package differences before substitution.