BD4841G-TR

Overview

The BD4841G-TR is a standard CMOS voltage detector IC manufactured by Rohm Semiconductor. It features a single monitored input with an open-drain output type and low-active reset state. The device operates within a supply voltage range of 0.95 V to 10 V, with a typical threshold voltage of 4.1 V and precision of ±1%. It lacks manual reset, watchdog timer, and battery backup switch functions. The component supports surface mount installation in a 5-SSOP package and functions across a temperature range of -40°C to 105°C.

Feature Summary

• CMOS technology for low power consumption
• Open-drain output configuration
• Single channel voltage monitoring
• Low active reset signal generation

Applications

• Microprocessor system supervision
• Portable equipment power management
• Battery operated device monitoring

Procurement Notes

Verify the current lifecycle status as the component may be discontinued or not recommended for new designs. Confirm availability through authorized distributors, noting that stock levels vary. Ensure the specific suffix matches the required tape and reel quantity. Check RoHS compliance documentation for regulatory adherence before procurement.

Selection Notes

Select this part when a simple, single-channel voltage supervisor is required without complex timing features. The open-drain output allows flexibility in interfacing with various logic families. Consider the operating temperature range and supply voltage limits to ensure compatibility with the target application environment and power rails.

Part Context

This component belongs to the BD48 series of standard voltage detectors from Rohm Semiconductor. It is designed for general-purpose power management applications requiring reliable voltage monitoring. The series offers various threshold voltages to suit different system requirements while maintaining a compact footprint and low standby current characteristics.

Replacement Considerations

BD48E41G-MTR is listed as a parameter equivalent substitute within the same manufacturer portfolio.