Temperature Controlled Fan ON-OFF Switch Using Arduino Nano 16X2 LCD and LM35 Sensor

  Compact Temperature controlled fan on/off switch is based on Arduino Nano multipurpose TWOVOLT shield, the circuit consist LM35 temperature sensor, 16X2 LCD, 12V relay including driver transistor, circuit works with 12V supply and can controlled any fan from 12V to 230V AC, for testing purpose I have connected 12V DC fan. At normally open switch of relay. The shield

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10 Level AC Motor Speed and ON/OFF Controller Circuit For Modern Appliances Using LS7311

The project specifically designed for motor speed control application in appliances such as blenders, etc. Tact switches provided for selecting/indicating from 1 to 10 power levels ( Speed Levels).  The project is ideal for universal and shaded-pole motor speed control for modern appliances design. Eliminates awkward mechanical switch assemblies and multi-taped motor winding. Features 10 Tact Switch for Speed Selection

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RC Signal Monitor Using 20 Bargraph LEDs Including RC Switch ( RC Signal Reader Using Bar-Graph Display)

The versatile Bar-Graph SMD components based R/C signal monitor & R/C switch is a great tool for R/C hobbyist R/C modeller and DIY robotics, Tiny Bar-Graph displays provide a Red color bright, easy to read display of Radio Control (R/C) signal from 1mS to 2mS.  This Bar-Graph has 20 segments in single color and display R/C signal in span of

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1.6KW Brush-Less Motor Power Driver Using IPM STK554U362

The compact motor drive power board is based on STK554U362A IPM module from ON semiconductor. It provides an affordable and easy-to-use solution for driving high power Brushless servo, AC Motors, and DC Brushless motors in a wide range of applications such as power white goods, air conditioning, compressors, power fans, high-end power tools and 3-phase inverters for motor drives in

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Step-Dir. signal to double drive CW/CWW Pulse Converter for CNC, Motion Control & AC Servo Driver

Simple Circuit converts Step/Dir. signal into to double drive CW/CWW Pulse, Mach3 and few Hobby CNC software’s provides Step/Direction pulse output to drive stepper motor drivers. Various AC servo works with double CW/CCW pulse. This circuit is solution to interface such AC CW/CCW pulse based driver with Mach3 or other CNC software’s. Circuit designed around 7408 and 7404 IC, board

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50A IPM Intelligent Power Module for VFD and AC Servo Using STK5F4U3E2D-E IC Schematic PCB Layout

50A IPM Intelligent Power Module for VFD and AC Servo Using STK5F4U3E2D-E IC Schematic PCB Layout The Circuit is based on STK5F4U3E2D-E IC from www.onsemi.com, this module can handle current up to 50Amps, and very useful for VFD drive and AC Servo applications, The Intelligent Power Module (IPM) is a fully integrated three phase inverter power stage. It is best

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Under & Over Temperature Sensor AC Switch for Heater, Fan, and Airflow Controller Using TMP01

Under & Over Temperature Sensor AC Switch for Heater, Fan, and Airflow Controller The TMP01 is a temperature sensor that generates a voltage output proportional to absolute temperature and a control signal from one of two outputs when the device is either above or below a specific temperature range. Both the high/low temperature trip points and hysteresis (overshoot) band are

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AC Motor Speed Controller Using U2008 Current Feedback

This low cost current feedback phase control AC motor driver based on U2008 IC, The U2008B is designed as a phase control circuit in bipolar technology. It enables load-current detection as well as mains-compensated phase control. Motor control with load-current feedback and overload protection are preferred application. Specifications Supply In-put: 230V AC Load: Up to 500W (Triac Required Heat sink

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