Product Overview: MCP131T-315E/LB from Microchip Technology

The MCP131T-315E/LB is a voltage supervisor device designed to keep microcontroller systems safe by monitoring the power supply voltage. Manufactured by Microchip Technology, a leader in microcontroller and analog semiconductors, this device is crucial for systems that require reliable operation under varying voltage conditions. It is particularly suitable for battery-powered applications where power levels can fluctuate and need constant surveillance.

Key Features:

• Voltage Threshold: The MCP131T-315E/LB has a preset threshold voltage of 3.15V, which is ideal for 3.3V systems. This ensures that the microcontroller is reset accurately and reliably when the supply voltage falls below this critical level.
• Reset Timeout Delay: It features a built-in delay timer that provides a reset timeout of 140 ms (typical), giving the system ample time to stabilize before resuming operation.
• Output Type: The device offers an active-low, open-drain reset output, which allows for the connection of a pull-up resistor to a voltage level different from VCC, offering flexibility in system design.
• Low Power Consumption: With a quiescent current of just 1.75 µA (typical), the MCP131T-315E/LB is optimized for low-power applications, extending battery life in portable devices.
• Temperature Range: It operates over an industrial temperature range of -40°C to +125°C, ensuring reliable performance in harsh environments.
• Package: The device is available in a compact 3-Pin SOT-23 package, making it suitable for space-constrained applications.

Applications:

The MCP131T-315E/LB is versatile and can be used in a wide array of applications, including:

• Portable electronic devices
• Microcontroller systems
• Industrial control systems
• Automotive systems
• Battery-powered devices

In summary, the MCP131T-315E/LB from Microchip Technology is a reliable and efficient solution for voltage monitoring and system protection. Its low power consumption, precision voltage monitoring, and robust operating range make it an excellent choice for designers who require a high level of system stability and battery efficiency.