BD5235FVE-TR

Overview

The BD5235FVE-TR is a CMOS voltage detector IC manufactured by ROHM Semiconductor, designed for supervisory circuit applications. It features a detection threshold voltage of 3.5 V with an accuracy of ±2.5%. The device operates within a supply voltage range of 0.8 V to 6.0 V and supports a maximum operating voltage of 10 V. It utilizes a VSOF-5 surface-mount package and offers an open-drain output type. The component includes an adjustable reset delay timer controlled by an external capacitor, ensuring reset active state low functionality without manual reset or watchdog timer capabilities.

Feature Summary

• Features an adjustable reset delay timer that allows customization via an external capacitor connection.
• Provides high-precision voltage detection with a typical accuracy of ±2.5% across the operating temperature range.
• Utilizes a CMOS process technology to achieve low power consumption characteristics suitable for battery-operated systems.

Applications

• Portable electronic devices requiring precise power management
• Battery-powered equipment needing under-voltage protection
• Embedded systems utilizing microcontrollers with specific reset timing requirements

Procurement Notes

Verify component authenticity through authorized distributors as this part may be subject to obsolescence. Confirm package integrity and pin alignment against the VSOF-5 specification before integration. Ensure external capacitor values match the desired delay time calculations provided in the official datasheet to maintain system reliability.

Selection Notes

Select this component when a fixed threshold voltage of 3.5 V is required with customizable reset timing. Compare against the BD52xx series for other voltage levels or the BD53xx series for different output configurations. Consider the ±2.5% accuracy tolerance and the need for an external capacitor for delay adjustment during circuit design.

Part Context

This component belongs to the BD52(53)xxFVE series of voltage detectors from ROHM Semiconductor. These ICs are engineered for compact designs using the VSOF-5 package. The series provides various threshold voltages in 0.1 V steps, catering to diverse monitoring needs in modern electronic circuits while maintaining small form factors.

Replacement Considerations

Check for direct substitutes within the BD52xx series with identical 3.5 V thresholds. Verify compatibility with the VSOF-5 footprint if considering alternative manufacturers. Ensure any replacement maintains the open-drain output characteristic and adjustable delay functionality.