Microchip Technology's MCP9701AT-E/LT: Low-Power Linear Active Thermistor IC

The MCP9701AT-E/LT is a high-performance, low-power linear active thermistor IC from Microchip Technology, designed to provide precise temperature measurement with a minimal number of external components. This analog temperature sensor offers a cost-effective solution for a wide range of applications, including industrial systems, consumer products, and embedded applications.

Key Features

• Accuracy: The MCP9701AT-E/LT provides an accuracy of ±2°C from -40°C to +125°C, making it suitable for applications requiring reliable temperature readings.
• Linear Temperature Coefficient: This sensor has a linear temperature coefficient of 19.53 mV/°C, ensuring a predictable and consistent output voltage over the entire temperature range.
• Low Operating Voltage: It operates from a low voltage of 2.3V to 5.5V, which allows for integration into battery-operated and portable devices without the need for additional power regulation.
• Low Power Consumption: With a quiescent current of just 6 μA (typical), the MCP9701AT-E/LT is an excellent choice for power-sensitive applications.
• Small Package: The device is available in a space-saving 3-pin TO-92 package, making it ideal for space-constrained applications.

Applications

The MCP9701AT-E/LT is versatile and can be used in various applications, including:

• Environmental Monitoring Systems
• Industrial Controls
• Consumer Electronics
• Portable Medical Devices
• Battery Management Systems
• Thermal Protection Circuits

Easy Integration

Integrating the MCP9701AT-E/LT into a system is straightforward, thanks to its analog output that can be directly interfaced with the analog inputs of microcontrollers and analog-to-digital converters (ADCs). Its linear output eliminates the need for complex calculations, allowing for quick and easy temperature readings.

With its combination of accuracy, low power consumption, and easy integration, the MCP9701AT-E/LT from Microchip Technology is an excellent choice for designers looking to add temperature sensing capabilities to their projects.