Select TI reference designs

Find reference designs leveraging the best in TI technology to solve your system-level challenges

Applications

Products

Additional resources

AND OR

Description

Frost and ice buildup on cooling bodies and evaporators can significantly decrease system energy efficiency in many appliance applications such as refrigerators, air conditioners, and freezers. This sensor reference design helps to achieve the more stringent energy efficiency requirements of (...)

Key Features

  • Resolution of < 1mm, temperature drift < 0.25%
  • Reduce energy by minimizing defrost cycle of melting ice or frost on evaporator coils to eliminate unnecessary defrost cycles
  • Fit for universal application in all types of refrigeration equipment with great sensitivity, high reliability, and low cost
  • (...)

Products Matched

  • Capacitance to Digital Converters

Description

This reference design uses capacitive sensing to detect a kicking motion indicating the user's desire to activate a power lift-gate, power trunk, or power sliding door on an automobile.  Capacitive sensing allows flexible sensor placement and a large kick-sensitive zone. The high-resolution and (...)

Key Features

  • Two high-resolution capacitive sensors
  • Operates from 12V automotive battery
  • Detects kicks for distances up to 50cm
  • Low quiescent current
  • Simple microcontroller interface
  • This reference design is tested and includes hardware, test results, and a getting started guide

Products Matched

  • Capacitance to Digital Converters

Description

This shunt-based current sensor reference design provides an accuracy of < 0.2% FSR over a temperature range of -40°C to +125°C. Precision current sensing is essential in a number of automotive applications, including battery management systems, motor currents, and others. Generally (...)

Key Features

  • Accuracy of 0.2% FSR, over temperature (-40°C to 125°C)
  • Suitable for ±500A, high/low-side current sensing
  • Compensated for temperature and non-linearity (second order temperature and linearity compensation algorithm)
  • Protection against harness faults (overvoltage, reverse polarity, input/output signal (...)

Products Matched

  • Capacitance to Digital Converters

Description

Human Machine Interface (HMI) is an essential part of process plants since it is one of the major ways through which humans and machines interact.  The TIDA-00464 reference design offers an HMI solution for harsh and hazardous area applications. In process plants, operators need to interact (...)

Key Features

  • Four Robust Buttons Option Implemented
  • Variable Airgap between Buttons and Glass(1-2mm)
  • Finger Detection through 10mm Thick Glass
  • Work with Gloves and in Harsh Environment(Water, Oil, Dust, etc)
  • Temperature Range: -40°C to 125°C

Products Matched

  • Capacitance to Digital Converters

Description

The TIDA-00793 reference design provides a simple, robust, and accurate sensor signal conditioning solution using the PGA400-Q1 for resistive bridge type pressure sensors. The protection strategies implemented in this design protect the pressure sensor against wiring harness faults, EMI, and (...)

Key Features

  • Accuracy of 0.17% Over Temperature (-40°C to 125°C)
  • Second Order Temperature and Linearity Compensation Algorithm
  • Form Factor Design of 23x23mm
  • Protection Against Harness Faults (Over voltage and Reverse Polarity Protection), Broken Wire Detection
  • Meets ISO7637-3 Requirements for Transient Pulses, tested (...)

Products Matched

  • Capacitance to Digital Converters

Description

The TIDA-00985 reference design provides a simple, robust, and accurate sensor signal conditioning solution using the PGA400-Q1 for capacitive type pressure sensors. The protection strategies implemented in this design protect the pressure sensor against wiring harness faults, EMI, and automotive (...)

Key Features

  • Accuracy of 0.25% over temperature (-40°C to 125°C)
  • Second order temperature and linearity compensation algorithm
  • Form factor design of 18.6mm diameter
  • Protection against harness faults (over voltage and reverse polarity protection), broken wire detection
  • Meets ISO7637-3 requirements for transient pulses (...)

Products Matched

  • Capacitance to Digital Converters

Description

The TIDA-01364 TI Design conserves power and extends LCD backlight life by dynamically adjusting the LCD backlight brightness relative to the environment's ambient light levels. A capacitive proximity sensor saves power and increases the LCD backlight life by waking up the system from sleep or (...)

Key Features

  • Demonstrates EMI-resistant proximity detection using copper PCB material
  • Excellent human eye spectral response matching with strong IR rejection (<1%)
  • Dynamically adjusts backlight brightness on logarithmic scale based on how the human eye perceives brightness
  • Even LED illumination controlled through (...)

Products Matched

  • Capacitance to Digital Converters

Description

This system conserves power and extends backlight life by dynamically adjusting the backlight brightness relative to the environment's ambient light.  A capacitive proximity sensor wakes up the system when a user is close to save even more power.

 

Watch related videos about Sensing NOW.

Key Features

  • Detects Human Proximity Using Copper PCB Material or Other Conductive Materials
  • Good Human Eye Spectral Matching
  • Dynamically Adjust Backlight Brightness
  • UV Filter for Outdoor Use
  • Humidity and Temperature Sensor
  • This subsystem is tested and includes hardware files, firmware, demo, and Getting Started (...)

Products Matched

  • Capacitance to Digital Converters

Description

The TIDA-00754 TI Design demonstrates a proximity sensor implementation for HMI applications. The design can be used for backlight control that dynamically adjusts LCD backlight brightness relative to the environment's ambient light levels. A capacitive proximity sensor saves power and increases the (...)

Key Features

  • Demonstrates EMI-resistant proximity detection using copper PCB material
  • Excellent human eye spectral response matching with a strong IR rejection (<1%)
  • Dynamically adjusts backlight brightness on a logarithmic scale based on how the human eye perceives brightness
  • Integrated UV filter enables good (...)

Products Matched

  • Capacitance to Digital Converters

Description

Capacitive sensing based touch button implementation is commonly used, for the user interfaces in home appliances. Solutions based on low measurement resolution, suffer from achieving reliable operation and faster user response. The TI design TIDA-00474 hardware platform demonstrates the mitigation (...)

Key Features

  • 2 channels of high resolution (28bits) proximity sensing, providing tested hardware platform for the implementation of gesture recognition
  • 6 capacitive touch keys implementation for robust touch detection against moisture and other disturbances
  • EMI resistance architecture on each capacitive sensing (...)

Products Matched

  • Capacitance to Digital Converters

View the Important Notice for TI Designs covering authorized use, intellectual property matters and disclaimers.