BD5348FVE-TR

Overview

The BD5348FVE-TR is a voltage detector supervisory circuit manufactured by ROHM Semiconductor. It features a threshold voltage of 4.8 V with ±1% precision and an adjustable reset delay timer. The device operates within a supply voltage range of 0.95 V to 10 V and utilizes a CMOS output type with low active state. It is housed in a VSOF5 package, supports surface mount installation, and functions across a temperature range of -40°C to 105°C.

Feature Summary

• Adjustable reset delay timer for customized timing control
• High detection accuracy with ±1% threshold voltage precision
• CMOS output interface compatible with digital logic systems

Applications

• Microprocessor system power monitoring
• Battery-operated device voltage supervision
• Industrial control circuit protection

Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Confirm RoHS compliance and datasheet revisions prior to integration. Validate package marking against official specifications to prevent counterfeit substitution during procurement.

Selection Notes

Select this component for applications requiring precise voltage monitoring with customizable reset delays. Ensure the 4.8 V threshold aligns with target system requirements. Verify compatibility with available external components for delay adjustment circuits before finalizing design choices.

Part Context

This part belongs to the BD53xx series of voltage detectors designed for compact surface-mount applications. It provides reliable supervision for single-input voltage lines without manual reset or watchdog functionality, fitting into standard PMIC categories for general-purpose electronic systems.

Replacement Considerations

BD5248G-1TR is a recommended substitute with same pinout configuration.