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TMP108

ACTIVE

1.4V-Capable ±0.75°C Temperature Sensor with Window Alert Function and I2C/SMBus in WCSP

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Data sheet

TMP108

ACTIVE
Data sheet Order now

Product details

Local sensor accuracy (max) 0.75 Type Local Operating temperature range (°C) -40 to 125 Supply voltage (min) (V) 1.4 Interface type I2C, SMBus Supply voltage (max) (V) 3.6 Features ALERT, One-shot conversion Supply current (max) (µA) 6 Temp resolution (max) (bps) 12 Remote channels (#) 0 Addresses 4 Rating Catalog
Local sensor accuracy (max) 0.75 Type Local Operating temperature range (°C) -40 to 125 Supply voltage (min) (V) 1.4 Interface type I2C, SMBus Supply voltage (max) (V) 3.6 Features ALERT, One-shot conversion Supply current (max) (µA) 6 Temp resolution (max) (bps) 12 Remote channels (#) 0 Addresses 4 Rating Catalog
DSBGA (YFF) 6 1.4000000000000001 mm² 1 x 1.4000000000000001
  • Dynamically-programmable limit window with under- and overtemperature alerts
  • Accuracy:
    ±0.75°C (maximum) from –20°C to +85°C
    ±1°C (maximum) from –40°C to +125°C
  • Low quiescent current:
    6 µA active (maximum) from –40°C to +125°C
  • Supply range: 1.4 V to 3.6 V
  • Resolution: 12 bits (0.0625°C)
  • Package: 1.2-mm × 0.8-mm, 6-ball WCSP
  • Dynamically-programmable limit window with under- and overtemperature alerts
  • Accuracy:
    ±0.75°C (maximum) from –20°C to +85°C
    ±1°C (maximum) from –40°C to +125°C
  • Low quiescent current:
    6 µA active (maximum) from –40°C to +125°C
  • Supply range: 1.4 V to 3.6 V
  • Resolution: 12 bits (0.0625°C)
  • Package: 1.2-mm × 0.8-mm, 6-ball WCSP

TMP108 is a digital-output temperature sensor with a dynamically-programmable limit window, and under- and overtemperature alert functions. These features provide optimized temperature control without the need of frequent temperature readings by the controller or application processor.

The TMP108 features SMBus and two-wire interface compatibility, and allows up to four devices on one bus with the SMBus alert function.

The TMP108 is designed for thermal management optimization in a variety of consumer, computer, and environmental applications. The device is specified over a temperature range of –40°C to +125°C.

TMP108 is a digital-output temperature sensor with a dynamically-programmable limit window, and under- and overtemperature alert functions. These features provide optimized temperature control without the need of frequent temperature readings by the controller or application processor.

The TMP108 features SMBus and two-wire interface compatibility, and allows up to four devices on one bus with the SMBus alert function.

The TMP108 is designed for thermal management optimization in a variety of consumer, computer, and environmental applications. The device is specified over a temperature range of –40°C to +125°C.
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TMP112D ACTIVE ±0.5°C accurate I²C temperature sensor with alert option Similar functionality, better accuracy (0.5°C) in smaller (0.8 × 0.8 mm), plastic-encapsulated X2SON package
TMP113 ACTIVE ±0.3°C accurate digital temperature sensor in small-size DSBGA package with 70nA shutdown current Similar package size (1.49 x 0.95 mm), and functionality with improved accuracy (0.3°C)

Technical documentation

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Top documentation Type Title Format options Date
* Data sheet Low-Power Digital Temperature Sensor with Two-Wire Interface in WCSP datasheet (Rev. A) 25 Sep 2019
Application note How to Read and Interpret Digital Temperature Sensor Output Data (Rev. A) PDF | HTML 21 Jan 2025
Product overview Ultra-Small Temperature Sensor Comparison Guide (Rev. A) PDF | HTML 21 Jan 2025
Technical article Interface to sensors in seconds with ASC Studio PDF | HTML 12 Nov 2020
Application note How to Boost Your CPU, GPU, and SoC Performance Through Thermal Accuracy PDF | HTML 22 Sep 2020
Application note Temperature sensors: PCB guidelines for surface mount devices (Rev. A) 18 Jan 2019

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

TMP108EVM — TMP108EVM - Evaluate TMP108 Digital Temperature Sensor with Two-Wire Interface in WCSP

The TMP108EVM is a platform for evaluating the TMP108 Low-Power Digital Temperature Sensor with Two-Wire Interface in WCSP. The included USB interface hardware makes evaluation simple; no additional hardware or instruments are required.

User guide: PDF
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Simulation model

TMP108 IBIS Model

SBOM810.ZIP (64 KB) - IBIS Model
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Package Pins CAD symbols, footprints & 3D models
DSBGA (YFF) 6 Ultra Librarian
TI's Standard Terms and Conditions for Evaluation Items apply.

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