3 Amps power operational amplifier using lm675

Power operational board can drive high current load up to 3Amps, the board helpful to drive Dc Motor, solenoid, Lamp, LED and industrial application. The project built around LM675 power op-amp from texas instruments. All resistors are 1%. Refer datasheet of LM675 for further information. I Output= VIN X 2.5amps/volt i.e Iout=1A when VIN=400mV Trimmer Pot for Max Rout Download

Read more

DC Motor Speed Controller with 2 digit display ( Duty Cycle Display)

The versatile DC motor speed controller project is based on PIC16F1825 microcontroller, its generate PWM pulse and also display the value on 2 digit 7 segment display, duty cycle adjustable 0 to 99 %, Frequency 1Khz, the speed of motor possible with help of two tactile switches.  The board only generate and display the PWM, project required Mosfet on output

Read more

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

Read more

20Amps H-Bridge DC Motor Driver with Current and Fault Feedback Using IR2104-IR2101 IRFP4468

H-Bridge has been designed around IR2104 IC from international Rectifier, The board has been made mainly for DC-Motor Driver application, the driver can handle load up to 20 Amps, I have tested this board with 90V DC supply. The circuit uses N Channel IRFP4468 MOSFETS from international rectifier. MOSFET required large size heat sink.   Board has shunt resistor and signal

Read more
1 2 3 8