BD5245G-TR

Overview

The BD5245G-TR is a voltage detector manufactured by Rohm Semiconductor, designed for monitoring power supply levels in electronic circuits. It features an adjustable reset delay timer and operates within a wide temperature range of -40°C to +105°C. The device provides a 4.5V typical under-voltage detection threshold with ±0.9% precision. It utilizes an open-drain output type and supports a reset active voltage range from 0.8V to 6V. The component is housed in an SSOP5 package and complies with RoHS standards.

Feature Summary

• Features an adjustable reset delay timer for customizable timing control
• Provides high detection accuracy with ±0.9% precision at the 4.5V threshold
• Supports a wide operating temperature range suitable for industrial applications

Applications

• Power supply monitoring systems
• Microprocessor reset circuits
• Battery-powered device supervision

Procurement Notes

Verify the specific ordering suffix and package variant when sourcing, as availability may vary by distributor. Confirm that the selected component matches the required electrical specifications for your design. Check for any end-of-life notices or recommended replacement parts if planning long-term production. Ensure compliance with environmental regulations such as RoHS requirements for your target market.

Selection Notes

Select this component when a precise 4.5V detection threshold is required with adjustable timing delays. Consider the open-drain output configuration for compatibility with various logic levels. Evaluate the SSOP5 package size against board space constraints. Compare performance metrics like current consumption and hysteresis against alternative supervisory circuits to ensure optimal system efficiency.

Part Context

This part belongs to Rohm's voltage detector family, specifically engineered for reliable power management. It serves as a critical component for ensuring system stability by detecting under-voltage conditions. The adjustable delay feature allows designers to filter out transient noise while maintaining fast response times for genuine faults.

Replacement Considerations

BD5245G-1 is listed as a recommended replacement with the same pinout and package.