Microchip Technology's MCP121-450E/TO Voltage Supervisor

The MCP121-450E/TO is a highly reliable voltage supervisory device designed by Microchip Technology, a leader in microcontroller and analog semiconductors. This compact component is essential for managing system integrity by monitoring the voltage levels in digital systems and ensuring that the microcontroller or processor operates within specified power conditions.

Key Features:

• Precision Voltage Monitoring: The MCP121-450E/TO offers precise voltage monitoring with a factory-set trip threshold voltage of 4.50V, making it ideal for 5V systems where accurate voltage supervision is crucial.
• Low Power Consumption: With a low supply current of 1 µA (typical), this supervisor is an excellent choice for power-sensitive applications, contributing to the overall energy efficiency of the system.
• Manual Reset Input: The device includes a manual reset input that allows the system to be reset on demand, providing additional control and flexibility in system management.
• Reset Timeout Period: It features a fixed reset timeout period of 140 ms (minimum), ensuring that the system has ample time to stabilize after a voltage drop before resuming operation.
• Temperature Range: The device operates over an extended temperature range of -40°C to +125°C, making it suitable for industrial and automotive applications that require robust performance in harsh environments.
• Package Type: Housed in a 3-pin TO-92 package, the MCP121-450E/TO is designed for through-hole mounting, which is beneficial for prototyping and applications with space constraints.

Applications:

The MCP121-450E/TO is versatile and can be used in various applications, including:

• Microcontroller systems
• Portable/battery-powered devices
• Automotive electronics
• Industrial control systems
• Consumer electronics

With its precise voltage monitoring and low power consumption, the MCP121-450E/TO from Microchip Technology provides a reliable solution for system designers looking to enhance the stability and robustness of their electronic products.