BD48K24G-TL

Overview

The BD48K24G-TL is a voltage detector IC from the ROHM BD48 series, designed for monitoring power supply levels in electronic circuits. It features an N-channel open-drain output and operates within a supply voltage range of 2.3 V to 10 V. The device provides a fixed detection threshold of 2.4 V with a typical accuracy of ±1%. Key electrical parameters include a reset delay time of 100 µs and a low operating current of 900 nA. It supports a wide operating temperature range from -40°C to +105°C and is housed in a compact SSOP-3 package.

Feature Summary

• High-precision voltage detection with ±1% accuracy for reliable system supervision
• Ultra-low current consumption of 900 nA to extend battery life in portable devices
• N-channel open-drain output configuration for flexible interfacing with various logic families

Applications

• Processor supervisor circuits requiring precise voltage monitoring
• Battery-powered systems needing low standby current consumption
• Portable electronic devices utilizing single-supply architectures

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to end-of-life status. Confirm RoHS compliance and moisture sensitivity handling requirements during storage and assembly. Ensure the SSOP-3 package dimensions match your PCB footprint design constraints before finalizing procurement plans.

Selection Notes

Select this component when a fixed 2.4 V threshold is required for system supervision. Consider the 900 nA quiescent current for energy-sensitive applications. Verify that the open-drain output interface aligns with your microcontroller or logic input requirements. Ensure the operating temperature range meets your environmental specifications.

Part Context

This part belongs to the BD48xxx series of voltage detectors, characterized by high accuracy and low power consumption. The series offers various detection voltages in 0.1 V increments between 2.3 V and 6.0 V. The BD48K24G-TL specifically targets applications requiring a 2.4 V detection point with minimal power overhead.

Replacement Considerations

The BD5224G-1TR is listed as a similar specification replacement option. Verify pinout compatibility and electrical parameter alignment before substitution.