onsemi

NCV305LSQ23T1G

NCV305LSQ23T1G Description

The NCV305LSQ23T1G is a single-channel voltage supervisor IC designed for automotive applications. Manufactured by onsemi, this device is part of the NCV305 family and is packaged in a Tape & Reel (TR) format. It features a voltage threshold of 2.3V and is designed to monitor a single voltage level. The output type is open drain or open collector, providing flexibility in circuit design. The reset function is active low, ensuring reliable system reset under low voltage conditions.

This IC is designed for surface mount applications and is classified as automotive grade, ensuring robust performance in demanding environments. The NCV305LSQ23T1G is REACH unaffected and ROHS3 compliant, meeting environmental and regulatory standards. It has a moisture sensitivity level (MSL) of 1, indicating unlimited shelf life under standard conditions. The product is currently marked as obsolete, but it remains a reliable choice for existing designs and legacy systems.

NCV305LSQ23T1G Features

• Single-Channel Voltage Monitoring: The NCV305LSQ23T1G is designed to monitor a single voltage level, making it ideal for applications where a single supply voltage needs to be monitored for system stability.
• 2.3V Threshold Voltage: The device has a fixed threshold voltage of 2.3V, providing a reliable reference point for voltage monitoring and ensuring accurate reset functionality.
• Open Drain/Open Collector Output: The open drain or open collector output configuration allows for flexible circuit design and compatibility with various logic levels.
• Active Low Reset: The active low reset function ensures that the system is reset when the monitored voltage drops below the threshold, providing a fail-safe mechanism for critical automotive applications.
• Automotive Grade: Certified for automotive use, the NCV305LSQ23T1G is designed to withstand the harsh conditions often encountered in automotive environments, including temperature extremes and mechanical vibrations.
• Surface Mount Technology: The surface mount package type allows for easy integration into modern PCB designs, ensuring compact and reliable installations.
• Environmental Compliance: The device is REACH unaffected and ROHS3 compliant, ensuring it meets the latest environmental and regulatory standards.

NCV305LSQ23T1G Applications

The NCV305LSQ23T1G is particularly well-suited for automotive applications where reliable voltage monitoring is critical. Specific use cases include:

• Automotive Electronics: Monitoring the main power supply voltage in automotive electronic control units (ECUs) to ensure stable operation and prevent system failures.
• Battery Management Systems: Ensuring that the battery voltage remains within safe operating limits, providing a reliable reset mechanism in case of voltage drops.
• In-Vehicle Infotainment Systems: Monitoring the power supply to critical components such as head units, ensuring they operate within specified voltage ranges.
• Safety-Critical Systems: Providing a reliable reset function in safety-critical automotive systems, ensuring that the system can recover from low voltage conditions safely.

Conclusion of NCV305LSQ23T1G

The NCV305LSQ23T1G is a robust and reliable single-channel voltage supervisor IC designed for automotive applications. Its key features, including a fixed 2.3V threshold, open drain/open collector, output and active low reset, make it an ideal choice for monitoring critical power supply voltages in automotive systems. Despite being marked as obsolete, the NCV305LSQ23T1G remains a viable option for existing designs and legacy systems, ensuring continued reliability and performance. Its automotive grade certification, environmental compliance, and surface mount package type further enhance its suitability for modern automotive applications.