| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
Analog Devices, Inc. |
SENSOR ANALOG -25C-105C TO92-3 |
54 |
|
 |
Analog Devices, Inc. |
SERIAL DIGITAL OUT THERMOMETER |
255000 |
|
 |
Analog Devices, Inc. |
DIGITAL THERMOMETER WITH SPI |
11700 |
|
 |
Analog Devices, Inc. |
9-BIT/12-BIT TEMPERATURE SENSORS |
2430 |
|
 |
Analog Devices, Inc. |
PROGRAMMABLE DIGITAL THERMOSTAT |
0 |
|
 |
Analog Devices, Inc. |
SERIAL SWITCH/DIGITAL SENSOR, 3C |
7256 |
|
 |
Analog Devices, Inc. |
SENSOR DIGITAL -40C-125C 16TSSOP |
0 |
|
 |
Analog Devices, Inc. |
ANALOG TEMPERATURE SENSOR |
10000 |
|
 |
Analog Devices, Inc. |
SERIAL SWITCH/DIGITAL SENSOR |
27491 |
|
 |
Analog Devices, Inc. |
3.3V TEMPERATURE SENSOR |
1548 |
|
 |
Analog Devices, Inc. |
SENSOR ANALOG -40C-125C 8SOIC |
5565 |
|
 |
Analog Devices, Inc. |
IC TEMP TRANSDUCER 2-TERM 2FPACK |
4 |
|
 |
Analog Devices, Inc. |
2-CH TEMPERATURE MONITOR |
508 |
|
 |
Analog Devices, Inc. |
DIGITAL THERMOMETER AND MEMORY |
25 |
|
 |
Analog Devices, Inc. |
SENSOR ANALOG -55C-150C TO52-3 |
4 |
|
 |
Analog Devices, Inc. |
ANALOG TEMP SENSOR SWITCHES |
1183 |
|
 |
Analog Devices, Inc. |
SENSOR DIGITAL -40C-55C 16SOIC |
0 |
|
 |
Analog Devices, Inc. |
+2.7-5.5V VOUT TEMP SENSOR |
1231 |
|
 |
Analog Devices, Inc. |
DIGITAL TEMPERATURE SENSOR |
2083 |
|
 |
Analog Devices, Inc. |
10-BIT SAR ADC, 4 CHANNEL |
2425 |
|
Temperature sensors are devices that detect thermal energy and convert it into electrical signals. They are categorized into analog and digital output types based on signal transmission methods. Analog sensors produce continuous voltage/current signals, while digital sensors output discrete numerical values via communication protocols. These sensors are critical in industrial automation, healthcare, consumer electronics, and environmental monitoring, enabling precise thermal management and system reliability.
| Type | Function Features | Application Examples |
|---|---|---|
| Analog Sensors (e.g., Thermistors, RTDs) | Continuous signal output, high resolution, requires ADC conversion | Industrial process control, HVAC systems |
| Thermocouples | Wide temperature range (-200 C to 2000 C), self-powered | High-temperature furnaces, automotive exhaust monitoring |
| Digital Sensors (e.g., IC-based) | Integrated ADC, protocol interfaces (I2C/SPI), high accuracy | Smart thermostats, wearable devices |
| Infrared Sensors | Contactless measurement, detects thermal radiation | Medical thermometers, autonomous vehicle systems |
Typical temperature sensors consist of: - Sensing Element: Thermoresistive materials (e.g., platinum in RTDs) or semiconductor junctions - Signal Conditioning Circuitry: Amplifiers, ADC converters (for digital types), and linearization modules - Package: Hermetic sealing for environmental protection, TO-92 or SMD enclosures - Interface: Wires/pins for analog sensors, digital communication buses (I2C, SPI)
| Parameter | Description | Importance |
|---|---|---|
| Temperature Range | Operational limits (-50 C to +300 C typical) | Determines application suitability |
| Accuracy | 0.1 C to 5 C depending on type | Impacts measurement reliability |
| Response Time | 1ms to 10s for signal stabilization | Critical for dynamic systems |
| Resolution | 0.01 C (high-end digital) to 1 C | Defines measurement granularity |
| Output Interface | Voltage, current, I2C, UART | Dictates system integration method |
| Manufacturer | Representative Product | Key Features |
|---|---|---|
| Texas Instruments | LM75B | Digital output, 2 C accuracy, I2C interface |
| STMicroelectronics | LPS22HB | MEMS-based digital sensor, 0.008 C resolution |
| TE Connectivity | NTC Thermistor NTCG | High sensitivity, automotive-grade reliability |
| Analog Devices | AD8495 | Thermocouple signal conditioner, 1mV/ C output |
Key considerations: - Required temperature range and environmental conditions - Output type compatibility with host system - Accuracy vs. cost trade-offs - Installation constraints (contact vs. non-contact) - Calibration requirements and long-term stability
Future developments focus on: - Wireless sensor networks with integrated BLE/Zigbee - AI-enhanced predictive thermal management - MEMS-based ultra-miniaturized sensors for IoT devices - Energy-harvesting self-powered sensor nodes - Multi-sensor fusion systems combining temperature with humidity/pressure