Overview
The MCP9700AT-E/TTVAO is a high-precision analog temperature sensor IC produced by Microchip Technology. This device is part of the MCP970X family and is designed to provide accurate temperature measurements over a wide range. It is particularly useful in applications requiring reliable and precise temperature sensing.
The MCP9700AT-E/TTVAO features a compact design, available in SOT-23-3, SC70-5, and TO-92-3 packages, making it suitable for various space-constrained applications. The sensor operates within a broad temperature range and offers a linear output voltage that is proportional to the temperature, facilitating easy integration with analog-to-digital converters (ADCs).
Key Specifications
| Parameter | Value | Unit | Conditions |
|---|---|---|---|
| Temperature Measurement Range | -40°C to +125°C (Extended Temperature) -40°C to +150°C (High Temperature) | °C | SOT-23-3 and SC70-5 packages |
| Accuracy | ±2°C (max.), 0°C to +70°C | °C | VDD = 3.3V |
| Output Voltage Coefficient | 10.0 mV/°C (typical) | mV/°C | |
| Output Voltage Range | 100 mV to 1.75V | mV | Over operating temperature range |
| Operating Voltage Range | 2.3V to 5.5V | V | |
| Maximum Supply Current | 12 μA | μA | No load |
| Maximum Output Current | 30 mA | mA | |
| Output Impedance | 20 Ω | Ω | IOUT = 100 μA, f = 500 Hz |
| Turn-On Time | 800 μs | μs |
Key Features
- Compact Packages: Available in SOT-23-3, SC70-5, and TO-92-3 packages, making it suitable for space-constrained applications.
- Wide Temperature Measurement Range: Measures temperatures from -40°C to +125°C (Extended Temperature) and up to +150°C (High Temperature) for certain packages.
- High Accuracy: Offers accuracy of ±2°C (max.) between 0°C to +70°C.
- Linear Output Voltage: Provides a linear output voltage proportional to the temperature, with a coefficient of 10.0 mV/°C (typical).
- Wide Operating Voltage Range: Operates within a voltage range of 2.3V to 5.5V.
- Low Power Consumption: Maximum supply current of 12 μA.
- High Output Current Capability: Maximum output current of 30 mA.
Applications
- Industrial Automation: Temperature monitoring in industrial control systems and automation equipment.
- Consumer Electronics: Temperature sensing in consumer devices such as smartphones, tablets, and laptops.
- Automotive Systems: Temperature monitoring in automotive systems, including engine management and climate control.
- Medical Devices: Accurate temperature sensing in medical equipment and patient monitoring systems.
- Environmental Monitoring: Temperature measurement in environmental monitoring systems and weather stations.
Q & A
- What is the temperature measurement range of the MCP9700AT-E/TTVAO?
The temperature measurement range is from -40°C to +125°C (Extended Temperature) and up to +150°C (High Temperature) for certain packages.
- What is the accuracy of the MCP9700AT-E/TTVAO?
The accuracy is ±2°C (max.) between 0°C to +70°C.
- What is the output voltage coefficient of the MCP9700AT-E/TTVAO?
The output voltage coefficient is 10.0 mV/°C (typical).
- What is the operating voltage range of the MCP9700AT-E/TTVAO?
The operating voltage range is from 2.3V to 5.5V.
- What is the maximum supply current of the MCP9700AT-E/TTVAO?
The maximum supply current is 12 μA.
- What is the maximum output current of the MCP9700AT-E/TTVAO?
The maximum output current is 30 mA.
- What are the available packages for the MCP9700AT-E/TTVAO?
The available packages are SOT-23-3, SC70-5, and TO-92-3.
- How long does it take for the MCP9700AT-E/TTVAO to turn on?
The turn-on time is 800 μs.
- What is the output impedance of the MCP9700AT-E/TTVAO?
The output impedance is 20 Ω at IOUT = 100 μA and f = 500 Hz.
- In what types of applications is the MCP9700AT-E/TTVAO commonly used?
It is commonly used in industrial automation, consumer electronics, automotive systems, medical devices, and environmental monitoring.
