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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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Type Title 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
Not available on TI.com
IDE, configuration, compiler or debugger

ASC-STUDIO-TMP108 — ASC studio for configuring all aspects of the TMP108 temperature sensor

SysConfig can be used to help simplify configuration challenges and accelerate software development with the TMP108 temperature sensor.
Supported products & hardware

Supported products & hardware

Products
Digital temperature sensors
  • TMP108 — 1.4V-Capable ±0.75°C Temperature Sensor with Window Alert Function and I2C/SMBus in WCSP
Launch
Support software

SBOC435 — TMP108EVM Software

Supported products & hardware

Supported products & hardware

Products
Digital temperature sensors
  • TMP108 — 1.4V-Capable ±0.75°C Temperature Sensor with Window Alert Function and I2C/SMBus in WCSP
Hardware development
Evaluation board
  • TMP108EVM — TMP108EVM - Evaluate TMP108 Digital Temperature Sensor with Two-Wire Interface in WCSP
Download
Simulation model

TMP108 IBIS Model

SBOM810.ZIP (64 KB) - IBIS Model
Download
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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