onsemi

NCV303LSN46T1

NCV303LSN46T1 Description

The NCV303LSN46T1 is a single-channel voltage supervisor IC designed for automotive applications. Manufactured by onsemi, this device offers a comprehensive set of features tailored for power management in demanding environments. The NCV303LSN46T1 is housed in a 5TSOP package and is available in a Tape & Reel (TR) format, making it suitable for surface mount applications. It is rated for an automotive grade, ensuring reliability and performance in harsh conditions. The device has a moisture sensitivity level (MSL) of 1, indicating it is unaffected by moisture, which is crucial for long-term stability in varying climates.

NCV303LSN46T1 Features

The NCV303LSN46T1 features a voltage threshold of 4.5V, making it ideal for monitoring single supply voltages. It supports an adjustable or selectable reset timeout, providing flexibility in system design. The reset function is active low, ensuring compatibility with a wide range of systems. The output is open drain or open collector, allowing for versatile interfacing with other components.

The NCV303LSN46T1 is REACH unaffected, adhering to stringent environmental regulations. It is classified under ECCN EAR99, indicating it is not subject to specific export controls. The device is programmable, though its DigiKey programmability status is not verified, offering potential for customization in certain applications.

NCV303LSN46T1 Applications

The NCV303LSN46T1 is particularly suited for automotive applications where reliability and performance are paramount. Its automotive grade ensures it can withstand the rigorous demands of automotive electronics. The device is ideal for monitoring critical power supplies in vehicles, such as those for ECUs (Electronic Control Units), infotainment systems, and advanced driver assistance systems (ADAS).

The adjustable reset timeout feature allows designers to tailor the reset behavior to specific system requirements, enhancing overall system robustness. The open drain or open collector output makes it easy to integrate with various control circuits, providing flexibility in system design.

Conclusion of NCV303LSN46T1

The NCV303LSN46T1 is a robust and versatile voltage supervisor IC designed for automotive applications. Its features, including adjustable reset timeout, active low reset, and open drain or open collector output, make it a reliable choice for monitoring single supply voltages. Despite being marked as obsolete, the NCV303LSN46T1 remains a valuable component for legacy systems and applications where its specific attributes are required. Its automotive grade and moisture sensitivity level of 1 ensure long-term reliability and performance in demanding environments.