BD5241G-TR

Overview

The BD5241G-TR is a single-channel voltage detector manufactured by Rohm Semiconductor, designed for monitoring power supply levels in electronic circuits. It features an adjustable delay timer and operates within a wide temperature range of -40°C to +105°C. The device provides a low-active reset output via an open-drain or open-collector configuration. Key electrical specifications include a typical under-voltage detection threshold of 4.1V with ±1% precision. The reset active voltage range spans from 0.95V to 10V. Circuit current consumption is specified at 0.85µA when the detection voltage is 4.8V. The component is housed in a compact 5-SSOP package.

Feature Summary

• Provides reliable power supply supervision through a dedicated voltage monitoring channel with adjustable delay functionality.
• Features an open-drain or open-collector output structure compatible with various logic families for flexible system integration.
• Designed for industrial applications with extended operational temperature capabilities ranging from -40°C to +105°C.

Applications

• Monitoring battery voltage levels in portable electronic devices
• Supervising microprocessor reset lines in embedded systems
• Ensuring stable operation in industrial control equipment power supplies

Procurement Notes

Verify component authenticity through authorized distributors as this part is marked Not Recommended for New Designs. Confirm package integrity upon receipt, as the 5-SSOP form factor requires careful handling during surface-mount assembly. Check datasheet revisions for any updates regarding electrical characteristics or thermal performance before finalizing procurement plans.

Selection Notes

Select this component for designs requiring precise voltage supervision with adjustable timing delays. Consider the BD5241G-1 as a recommended alternative if new design support is required, noting differences in precision and current consumption. Ensure the open-drain output capability aligns with the target system's pull-up requirements and logic voltage levels.

Part Context

This voltage detector belongs to the BD52xx series from Rohm Semiconductor, focusing on power management solutions. It serves as a critical interface between power sources and digital logic, ensuring system stability. The series emphasizes low power consumption and high accuracy, catering to applications where reliable power supervision is essential for preventing erratic behavior due to voltage fluctuations.

Replacement Considerations

The BD5241G-1 is documented as a similar specification replacement with the same pinout and package. Verify that the improved precision and lower current consumption of the BD5241G-1 are compatible with existing circuit designs before substitution.