onsemi

NCP303LSN34T1

NCP303LSN34T1 Description

The NCP303LSN34T1 is a single-channel voltage supervisor IC designed for power management applications. Manufactured by onsemi, this device is part of the Power Management (PMIC) category and is housed in a 5TSOP package. The NCP303LSN34T1 is designed to monitor a single voltage rail and provides a reset signal when the monitored voltage falls below a specified threshold. This IC features an adjustable or selectable reset timeout, allowing for flexibility in various applications. The reset signal is active low, and the output is open drain or open collector, making it suitable for a wide range of power management systems.

NCP303LSN34T1 Features

• Adjustable/Selectable Reset Timeout: The NCP303LSN34T1 offers an adjustable or selectable reset timeout feature, providing flexibility to tailor the reset duration to specific application requirements.
• Single Voltage Monitoring: This IC monitors a single voltage rail with a threshold of 3.4V, ensuring reliable power management for systems with a single critical voltage.
• Open Drain/Open Collector Output: The open drain or open collector output configuration allows for easy interfacing with various logic levels and pull-up resistors, enhancing the IC's versatility.
• Surface Mount Packaging: The NCP303LSN34T1 is available in a surface mount package, making it suitable for automated assembly processes and compact designs.
• Moisture Sensitivity Level (MSL) 1: With an MSL rating of 1, the device is unaffected by moisture, ensuring long-term reliability in various environmental conditions.
• Compliance and Status: The NCP303LSN34T1 is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations. However, it is important to note that this product is now obsolete.

NCP303LSN34T1 Applications

The NCP303LSN34T1 is ideal for a variety of applications where reliable power management and voltage monitoring are critical. Some specific use cases include:

• Embedded Systems: In embedded systems, the NCP303LSN34T1 can monitor the power supply voltage to ensure stable operation and provide a reset signal if the voltage drops below the threshold.
• Industrial Control: For industrial control applications, the adjustable reset timeout feature allows for precise control over system resets, enhancing reliability and uptime.
• Consumer Electronics: In consumer electronics, the single-channel voltage monitoring capability ensures that critical components receive stable power, preventing malfunctions due to voltage fluctuations.
• Telecommunications: In telecom equipment, the NCP303LSN34T1 can monitor power supplies to ensure continuous operation and provide a reset signal in case of power anomalies.

Conclusion of NCP303LSN34T1

The NCP303LSN34T1 is a versatile single-channel voltage supervisor IC that offers adjustable reset timeout and open drain/open collector output, making it suitable for a wide range of power management applications. Its surface mount packaging and moisture sensitivity level of 1 ensure ease of integration and long-term reliability. While the product is now obsolete, it remains a reliable choice for existing designs and applications where its unique features are required. For new designs, engineers may consider exploring alternative models with similar capabilities and enhanced features.