Panasonic

MN13812-U

MN13812-U Description

The MN13812-U is a single-channel voltage supervisor IC designed by Panasonic Electronic Components. This through-hole mounted device is housed in a TO-92 package and is ideal for applications requiring reliable voltage monitoring. Despite being marked as obsolete, the MN13812-U remains a robust solution for voltage supervision, offering a threshold voltage of 4.6V and a typical reset timeout of 3µs. The device features a CMOS inverted output and an active-low reset, ensuring compatibility with a wide range of systems.

MN13812-U Features

• Voltage Monitoring: The MN13812-U monitors a single voltage level, ensuring that the power supply remains within specified limits.
• Threshold Voltage: With a threshold voltage of 4.6V, this supervisor IC is designed to trigger a reset when the input voltage falls below this level, providing reliable protection against undervoltage conditions.
• Reset Timeout: The typical reset timeout of 3µs ensures that the system can quickly recover from a voltage drop, minimizing downtime.
• Output Type: The CMOS inverted output allows for easy integration with digital systems, providing a clear indication of the voltage status.
• Reset Functionality: The active-low reset feature ensures that the system can be reliably reset when the monitored voltage falls below the threshold.
• Mounting Type: Through-hole mounting provides a secure and durable installation, suitable for a variety of applications.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (unlimited), the MN13812-U is suitable for use in environments with varying humidity levels, ensuring long-term reliability.

MN13812-U Applications

The MN13812-U is ideal for applications where reliable voltage monitoring is critical. Some specific use cases include:

• Power Supply Monitoring: Ensuring that the power supply voltage remains within safe operating limits, preventing damage to sensitive electronic components.
• Embedded Systems: Providing a reliable reset mechanism in embedded systems, ensuring that the system can recover from power fluctuations.
• Industrial Control Systems: Monitoring the voltage levels in industrial control systems to prevent malfunctions due to undervoltage conditions.
• Telecommunications Equipment: Ensuring that critical components in telecommunications equipment receive a stable power supply, preventing service disruptions.

Conclusion of MN13812-U

The MN13812-U, despite being marked as obsolete, remains a reliable and effective voltage supervisor IC. Its single-channel monitoring capability, combined with a 4.6V threshold voltage and a quick 3µs reset timeout, makes it an ideal choice for applications requiring precise voltage supervision. The CMOS inverted output and active-low reset functionality ensure compatibility with a wide range of systems, while the through-hole mounting and moisture sensitivity level of 1 provide durability and reliability. Whether used in power supply monitoring, embedded systems, industrial control systems, or telecommunications equipment, the MN13812-U offers a robust solution for ensuring stable voltage levels and system reliability.