{"title":"Adafruit TMP117 ±0.1°C High Accuracy I2C Temperature Sensor - STEMMA QT / Qwiic","handle":"adafruit-tmp117-0-1-c-high-accuracy-i2c-temperature-sensor-stemma-qt-qwiic","url":"/products/adafruit-tmp117-0-1-c-high-accuracy-i2c-temperature-sensor-stemma-qt-qwiic","description":"The Adafruit TMP117 is a high-accuracy I2C temperature sensor from Texas Instruments, offering 16-bit resolution (0.0078°C) and up to ±0.1°C accuracy across the most common temperature ranges. It's ideal for applications where precise temperature monitoring is critical, such as thermostats, cold chain tracking, and environmental sensing.\n\nThe breakout board comes in the STEMMA QT form factor with onboard voltage regulation and level shifting for compatibility with both 3.3V and 5V microcontrollers. Built-in high/low temperature alerts with interrupt support let you trigger actions when thresholds are crossed, and the chip includes hardware support for NIST traceability.\n\nKey Features\n\n\n±0.1°C Accuracy – Maximum variation from –20°C to +50°C (see full accuracy table below)\n\n16-Bit Resolution – 0.0078°C measurement resolution for fine-grained readings\n\nWide Operating Range – Measures from –55°C to +155°C\n\nTemperature Alerts – Configurable high and low threshold alerts with interrupt output\n\nI2C Interface – Simple 2-wire connection, shareable with other I2C devices\n\nNIST Traceability Support – Hardware support for calibration traceability\n\nSTEMMA QT / Qwiic Compatible – Solderless connectors for plug-and-play setup\n\n3.3V and 5V Compatible – Onboard voltage regulation and level shifting\n\n\nAccuracy by Temperature Range\n\n±0.1°C (max) from –20°C to +50°C\n±0.15°C (max) from –40°C to +70°C\n±0.2°C (max) from –40°C to +100°C\n±0.25°C (max) from –55°C to +125°C\n±0.3°C (max) from –55°C to +150°C\n\n\nIdeal For\n\nPrecision thermostats and climate control\nCold chain and asset tracking\nEnvironmental monitoring stations\nGas and heat metering\nLab and scientific temperature measurement\n\n\nPackage Contents\n\n1× Adafruit TMP117 High Accuracy Temperature Sensor Breakout\n\n\n\nNote: A STEMMA QT / Qwiic cable is required for solderless connection and is not included.\n\n\nResources\n\nAdafruit TMP117 Learning Guide (Arduino & CircuitPython)\nPinout Reference\n","vendor":"Adafruit","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":3608,"title":"Default Title","sku":"AF-4821","price":23.96,"on_sale":false,"in_stock":true,"available_quantity":100,"option1":"Default Title"}]}