Overview
The Microchip MCP9700A-E/TO is a low-power, linear active thermistor integrated circuit (IC) designed for precise temperature measurement. This analog temperature sensor converts temperature into an analog voltage output, making it suitable for a wide range of applications. It is part of Microchip Technology's extensive lineup of high-performance and high-quality embedded solutions, including microcontrollers, non-volatile memory products, and analog solutions focusing on power management, thermal management, and linear and mixed-signal solutions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Type | Analog | |
| Supply Voltage | 2.3V to 5.5V | V |
| Operating Temperature Range | -40°C to +125°C | °C |
| Output Current (Max) | 100 µA | µA |
| Package Style | TO-92-3 | |
| Mounting Method | Through Hole | |
| Accuracy | ±2°C (0°C to +70°C) | °C |
| Temperature Coefficient | 10.0 mV/°C | mV/°C |
| Output Impedance | 20 Ω | Ω |
| Supply Current | 6 µA (typical) | µA |
Key Features
- Low Power Consumption: The MCP9700A-E/TO operates with a low supply current of 6 µA (typical), making it energy-efficient.
- High Accuracy: Offers an accuracy of ±2°C from 0°C to +70°C, ensuring reliable temperature measurements.
- Wide Operating Voltage Range: Supports a supply voltage range of 2.3V to 5.5V, providing flexibility in various applications.
- Compact Packaging: Available in the TO-92-3 package, which is suitable for through-hole mounting.
- Optimized for ADCs: The sensor is optimized to drive large capacitive loads and is compatible with analog-to-digital converters (ADCs).
Applications
- Hard Disk Drives and PC Peripherals: Ideal for temperature monitoring in computer hardware and peripherals.
- Entertainment Systems: Used in various consumer electronics for temperature management.
- Home Appliances: Suitable for temperature sensing in household appliances.
- Office Equipment: Applied in office devices such as printers and scanners.
- Battery Packs and Portable Equipment: Used in battery-powered devices to monitor temperature.
- General Purpose Temperature Monitoring: Can be used in any application requiring precise temperature measurement.
Q & A
- What is the operating temperature range of the MCP9700A-E/TO?
The operating temperature range is -40°C to +125°C. - What is the supply voltage range for the MCP9700A-E/TO?
The supply voltage range is 2.3V to 5.5V. - What is the typical supply current of the MCP9700A-E/TO?
The typical supply current is 6 µA. - What is the accuracy of the MCP9700A-E/TO temperature sensor?
The accuracy is ±2°C from 0°C to +70°C. - What package styles are available for the MCP9700A-E/TO?
The MCP9700A-E/TO is available in the TO-92-3 package. - What is the temperature coefficient of the MCP9700A-E/TO?
The temperature coefficient is 10.0 mV/°C. - What is the maximum output current of the MCP9700A-E/TO?
The maximum output current is 100 µA. - Is the MCP9700A-E/TO suitable for through-hole mounting?
Yes, it is designed for through-hole mounting. - What are some typical applications of the MCP9700A-E/TO?
Typical applications include hard disk drives, entertainment systems, home appliances, office equipment, and general-purpose temperature monitoring. - How does the MCP9700A-E/TO optimize for analog-to-digital converters (ADCs)?
The sensor is optimized to drive large capacitive loads and has a linear output voltage that is compatible with ADCs).
