BD5250G-1TR

Overview

The BD5250G-1TR is a CMOS voltage detector IC from ROHM Semiconductor, designed for monitoring power supply voltages. It features an adjustable reset delay timer and operates within a detection voltage range of 0.8V to 6V with 0.1V increments. The typical under-voltage detection voltage is 5.0V with a precision of ±0.9%. It utilizes an open-drain output type and maintains low circuit current consumption of 0.23μA (on) and 0.27μA (off). The device supports a reset active state of Low and functions across a temperature range of -40°C to +85°C.

Feature Summary

• Adjustable reset delay timer functionality
• Ultra-low current consumption design
• High precision voltage detection capability
• Open-drain output configuration

Applications

• General purpose power supply monitoring
• Microcontroller system reset circuits
• Embedded device supervision
• Portable electronic equipment power management

Procurement Notes

Verify the specific ordering suffix and package variant when sourcing components. Confirm that the requested part matches the SSOP-5 package specification. Ensure compliance with RoHS standards as indicated in official documentation. Check current supply status as availability may vary by region or distributor channel.

Selection Notes

Select this component for applications requiring precise voltage supervision with customizable reset timing. The wide operating voltage range allows flexibility in system design. Consider the low standby current for battery-powered devices. Verify thermal performance requirements against the specified operating temperature limits before integration.

Part Context

This voltage detector belongs to ROHM's Nano Energy series, emphasizing energy efficiency. It is part of a broader family of supervisory circuits designed for compact, low-power electronics. The BD5250G-1TR specifically targets systems needing reliable reset signals without complex external components.

Replacement Considerations

BD5250G-1 is a similar level part with the same pinout and package. Verify functional equivalence regarding detection voltage and delay characteristics before substitution.