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Washer & dryer

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Block diagram

Washer & dryer

Block diagram

Overview

Our integrated circuits and reference designs help you design innovative washer and dryer systems with quieter operation and maximum energy efficiency that meet ENERGY STAR® requirements.

Design requirements

Modern washer and dryer systems require:

  • Robust, reliable and attractive user interface.
  • Highly-efficient power management with small form factor and low EMI.
  • Powerful motor control optimized for efficiency and low noise; fully protected.
  • Secure, robust and reliable wireless connectivity.
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Block diagram

Find products and reference designs for your system.

Washer & dryer

DC DC Drum lighting Drum lighting Buzzer Buzzer Water heater Water heater Door lock solenoid Door lock solenoid Drain pump motor Drain pump motor Dryer fan motor Dryer fan motor Antenna Antenna S S Water drain valve Water drain valve S S Water inlet valve Water inlet valve S S Dryer heater Dryer heater M M M M M M AC input AC input 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 Arc-fault circuit-interrupter Arc-fault circuit-interrupter 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 Sensors Sensors Temperature sensing Temperaturesensing Humidity sensors Humidity sensors Load sensors Load sensors Proximity sensors Proximity sensors Water level sensors Water level sensors Water flow sensors Water flow sensors Water turbidity sensor Water turbidity sensor Door lock sensors Door lock sensors Foam sensors Foam sensors Load unbalance sensors Load unbalance sensors 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 Wireless interface Wireless interface Wireless connectivity Wireless connectivity Board to board communication Board to boardcommunication System controller System controller MCU / MPU MCU / MPU Logic Logic 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 Motor and power controller Motor and power controller MCU MCU Self-diagnostics/monitoring Self-diagnostics/monitoring Watchdog Watchdog Voltage supervisor Voltage supervisor Temperature Temperature Washing motor Washing motor Signal isolation Signal isolation Isolation Isolation Isolation Isolation Isolation Isolation Drain pump motor Drain pump motor M M Current sense Current sense Voltage sense Voltage sense Current & voltage sense Current & voltage sense COMP COMP REF REF AMP AMP AMP AMP Analog front end Analog front end REF REF ADC ADC AMP AMP COMP COMP MUX MUX Motor drive Motor drive Hall sensor Hall sensor BDC motor driver BDC motor driver BLDC motor driver BLDC motor driver Step motor driver Step motor driver Gate Driver Gate Driver MOSFET/IGBT MOSFET/IGBT MOSFET/IGBT MOSFET/IGBT 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 Isolated AC/DC power supply Isolated AC/DC power supply PWM controller PWM controller Diode bridge rectifier Diode bridge rectifier Voltage ref Voltage ref Sync rectifier Sync rectifier Non-isolated AC/DC power supply Non-isolated AC/DC power supply PWM controller PWM controller Diode bridge rectifier Diode bridge rectifier Gate driver Gate driver PFC PFC 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

Technical documentation

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Type Title Date
Application note Bluetooth Low Energy Beacons (Rev. A) PDF | HTML 29 Jun 2018
White paper Bringing Wireless Scalability to Intelligent Sensing Applications (Rev. B) 25 Aug 2016
White paper Combining Inrush Current Limiting with PFC for White Goods Motor Applications 21 Jan 2008
Application note Digital Isolator Design Guide (Rev. G) PDF | HTML 13 Sep 2023
White paper Enabling Noise Tolerant Capacitive Touch HMIs With MSP CapTIvate™ Technology (Rev. B) 12 Nov 2019
Application brief Increasing Power Density With Active Clamp Flyback (UCC28780) 10 May 2022
Application brief Field Oriented Control Made Easy for Brushless DC Motors Using Smart Gate Drive (Rev. B) 08 May 2022
Application note How to Design a Thermally-Efficient Integrated BLDC Motor Drive PCB (Rev. A) 05 Feb 2018
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
Application note Sensorless Field Oriented Control:3-Phase Perm.Magnet Synch. Motors With CLA 01 Jul 2013

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