The MCP111T-315E/TT is a high-performance voltage supervisor component from Microchip Technology, designed to keep microcontroller systems safe by monitoring the supply voltage levels. This tiny, efficient device is a crucial component for any system that requires reliable operation over a range of voltage conditions, ensuring that processors and other sensitive electronics are reset or held in a known state during power-up, power-down, or brown-out conditions.

Key Features

• Precision Voltage Monitoring: The MCP111T-315E/TT offers precise monitoring of voltages, with a factory-trimmed threshold of 3.15 volts, making it suitable for 3.3V systems.
• Low Power Consumption: Designed for power-sensitive applications, this component consumes low operating current, typically 1 µA, which is ideal for battery-operated systems.
• High Accuracy: With a voltage threshold accuracy of ±1.5%, this device ensures reliable monitoring and reset activation.
• Compact SOT-23 Packaging: The small footprint of the SOT-23 package allows for efficient use of board space, making it perfect for space-constrained applications.
• Extended Temperature Range: This device operates over an industrial temperature range of -40°C to +85°C, providing versatility across diverse operating environments.
• Active Low Reset Output: The MCP111 provides an active low reset signal, which is maintained for a minimum of 350 ms after the monitored voltage has risen above the designated threshold, ensuring proper system reset.

Applications

The MCP111T-315E/TT is ideal for a wide array of applications where voltage monitoring is critical. It is commonly used in:

• Portable/Battery-Powered Devices
• Microcontroller Systems
• Intelligent Instruments
• Medical Monitoring Devices
• Automotive Systems
• Industrial Equipment

Conclusion

Overall, the MCP111T-315E/TT from Microchip Technology is an essential device for any application that demands accurate voltage supervision to protect sensitive electronic systems. Its low power consumption, high accuracy, and small form factor make it a versatile choice for designers looking to enhance the reliability and performance of their products.