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Refrigerator & freezer

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Refrigerator & freezer

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Overview

Our integrated circuits and reference designs help you create next-generation smart refrigerator and freezer systems with superior energy efficiency star rating and minimum defrost cycles. Our accurate sensing technologies, high-efficiency power supply solutions and quiet motor drives help you design innovative refrigerator and freezers with the best user experience.

Design requirements

    Modern refrigerator and freezer systems require:

  • Ultra-efficient, precise motor control with enhanced protection for silent operation.
  • Direct, accurate and reliable frost level-sensing technologies to minimize defrost cycles.
  • Robust and durable user-interface technologies for touch button and displays.
  • Secure and reliable wireless/mobile connectivity.
  • Highly efficient, reliable, compact and low EMI power supply and PFC solutions.
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Refrigerator & freezer

DC DC Antenna Antenna AC Input AC Input Wireless interface Wireless interface Wireless connectivity Wireless connectivity Board-to-board communication Board-to-boardcommunication Motor & power controller Motor & power controller MCU MCU Indoor LED Lighting Indoor LED Lighting Buzzer Buzzer Heater Heater Water Inlet Valve (Ice Maker) Water Inlet Valve (Ice Maker) Step motor for damper Step motor for damper Circulation fan motor Circulation fan motor S S Water Dispense Valve Water Dispense Valve S S M M M M M M Camera module Camera module Compressor motor Compressor motor Touch button Touch button Microphone Microphone Current sense Currentsense Voltage sense Voltagesense System controller System controller MCU / MPU MCU / MPU Logic Logic Signal isolation Signal isolation Isolation Isolation Isolation Isolation Isolation Isolation Motor drive Motor drive Step motor driver Step motor driver MOSFETs MOSFETs Gate driver Gate driver BDC motor driver BDC motor driver BLDC motor driver BLDC motor driver Hall sensor Hall sensor Wired interface Wired interface Protection Protection Protection Protection Protection Protection Protection Protection Protection Protection UART UART LIN LIN CAN CAN SPI SPI I2C I2C Isolation Isolation Monitoring Monitoring Watchdog Watchdog Voltage supervisor Voltage supervisor Temperature Temperature Current & voltage sense Current & voltagesense REF REF Comp Comp Amp Amp Amp Amp Input power protection Input power protection Fuse Fuse Varistor Varistor X capacitor discharger X capacitordischarger Inrush current protection Inrush current protection EMI protection EMI protection Non-isolated AC/DC power supply Non-isolated AC/DC power supply PFC PFC PWM controller PWM controller Diode bridge rectifier Diode bridge rectifier Gate driver Gate driver Sensors Sensors Cabin temperature sensing Cabin temperaturesensing Humidity sensors Humidity sensors Contactless sensors Contactless sensors Door open/close sensors Door open/close sensors Frost/ice sensing Frost/ice sensing Water hardness sensing Water hardness sensing Liquid level sensors Liquid level sensors Proximity sensors Proximity sensors Light sensors Light sensors Isolated AC/DC power supply Isolated AC/DC power supply Sync rectifier Sync rectifier PWM controller PWM controller Diode bridge rectifier Diode bridge rectifier Voltage ref Voltage ref Power protection & gating Power protection & gating e-Fuse & protection e-Fuse & protection Load switch Load switch Non-isolated DC/DC power supply Non-isolated DC/DC power supply DC-DC DC-DC LDO LDO Analog front end Analog front end MUX MUX Amp Amp ADC ADC REF REF Amp Amp Power stage Power stage MOSFET MOSFET Triacs Triacs Thyristors Thyristors IGBT IGBT Relay driver Relaydriver LED driver LED driver Relays Relays Gate driver Gate driver Output user interface Output user interface Backlight LED driver Backlight LEDdriver Level shifter Level shifter Touch screen controller Touch screen controller LED driver LED driver TFT LCD driver TFT LCD driver LED / TFT LCD display LED / TFT LCD display Audio output Audio output Input user interface Input user interface Haptics driver Haptics driver Inductive/ capacitive sensing Inductive/ capacitive sensing Dial Dial Touch keys Touch keys Audio input Audio input

Wireless interface

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Robust, power-efficient and highly secure solutions and certified modules enable rapid and easy addition of Wi-Fi and/or BLE connectivity to the Internet of Things (IoT).

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Wireless connectivity (9)
Wi-Fi products
  • CC3351—SimpleLink™ dual-band (2.4 and 5GHz) Wi-Fi 6 and Bluetooth® Low Energy 5.4 companion IC
    Data sheet: PDF | HTML
  • CC3200—SimpleLink™ 32-bit Arm Cortex-M4 Wi-Fi® wireless MCU with 2 TLS/SSL and 256kB RAM
    Data sheet: PDF | HTML
  • CC3200MOD—SimpleLink™ 32-bit Arm Cortex-M4 Wi-Fi® and Internet-of-Things wireless module
    Data sheet: PDF | HTML
  • CC3301MOD—SimpleLink™ Wi-Fi 6 and Bluetooth® Low Energy companion module
    Data sheet: PDF | HTML
Low-power 2.4-GHz products
  • CC2651R3—SimpleLink™ 32-bit Arm® Cortex®-M4 single-protocol 2.4-GHz wireless MCU with 352-kB flash
    Data sheet: PDF | HTML
  • CC2640—SimpleLink™ 32-bit Arm Cortex-M3 Bluetooth® Low Energy wireless MCU with 128kB Flash
    Data sheet: PDF | HTML
  • CC2630—SimpleLink™ 32-bit Arm Cortex-M3 Zigbee and 6LoWPAN wireless MCU with 128kB Flash
    Data sheet: PDF | HTML
  • CC2650MODA—SimpleLink™ 32-bit Arm Cortex-M3 multiprotocol 2.4 GHz wireless module with 128kB Flash
    Data sheet: PDF | HTML
Other wireless products
  • CC2620—SimpleLink™ 32-bit Arm Cortex-M3 Zigbee® RF4CE wireless MCU with 128kB Flash
    Data sheet: PDF | HTML

Technical documentation

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Type Title Date
Application brief Quantifying Ice and Frost Buildup Using Capacitive Sensors 30 Nov 2017
Technical article How smart AFEs offer an integrated analog solution for thermoelectric cooling cont PDF | HTML 27 Sep 2023
Application note Design and Implementation of Stepper Motor Control Over I2C Communication 21 Dec 2018
Application brief Field Oriented Control Made Easy for Brushless DC Motors Using Smart Gate Drive (Rev. B) 08 May 2022
Application note Capacitive Touch Through Metal Using MSP430™ MCUs With CapTIvate™ Technology (Rev. A) 05 Apr 2019
Application note Capacitive Touch Through Metal Using MSP430™ MCUs With CapTIvate™ Technology (Rev. A) 05 Apr 2019
White paper Control Challenges for Low Power AC/DC Converters 03 Aug 2018

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