BD5341G-TR

Overview

The BD5341G-TR is a voltage detector IC from ROHM Semiconductor, designed for monitoring supply voltages with high accuracy. It features an adjustable delay timer and CMOS output type. The typical under-voltage detection threshold is 4.1V with ±1% precision. The reset active voltage range spans from 0.95V to 10V. Operating current is typically 0.85μA when the detection voltage is 4.8V. The device supports a wide operating temperature range from -40°C to +105°C and is housed in an SSOP5 package.

Feature Summary

• High accuracy voltage detection with adjustable delay timer functionality
• CMOS output type providing low power consumption characteristics
• Wide operating temperature range suitable for industrial applications

Applications

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

Procurement Notes

Verify component status as this part may be classified as Not Recommended for New Designs (NRND). Confirm availability through authorized distributors or direct manufacturer channels. Ensure ordering suffix matches required packaging format. Check for valid replacement alternatives if production continuity is critical for long-term projects.

Selection Notes

Consider the BD5241G-1 series as a recommended alternative with similar pinout and package configuration. Evaluate the specific need for adjustable delay versus fixed delay options. Assess whether the CMOS output type aligns with downstream logic requirements compared to open-drain variants. Verify thermal performance within the specified temperature range.

Part Context

This component belongs to the BD53xx series of voltage detectors. It shares functional similarities with other ROHM supervisory circuits but offers specific adjustments in delay timing and output drive capabilities. The series targets applications requiring precise voltage monitoring with minimal quiescent current consumption.

Replacement Considerations

The BD5241G-1TR is listed as a recommended replacement with the same pinout and package. Both parts share similar detection voltages and delay functionalities. Verify compatibility with existing PCB layouts and design specifications before substitution.