Mini DC Motor Speed and Direction Controller for Low Voltage Motors Using L293D & 555 Timer

  Project has been designed around L293 H-Bridge for Bidirectional motor operations, & 555 Timer IC which has been used as PWM generator for speed control. L293 is capable of continuous output current 600mA. Operating voltage 5V DC. Specially designed for low voltage Mini motors. Great control on speed via onboard preset, while direction is controlled by changing jumpers settings.

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DC Motor Speed and Direction Controller for Low Voltage Motors Using L293D & 555 Timer

DC Motor Speed and direction controller project based on L293D H-Bridge and 555 Timer IC. 555 Generate PWM and L293D works as output driver. The 293D provides bidirectional drive current up to 600mA a voltage from 5V to 12V. L293D includes the output clamping diodes for protections. Specifications  Supply 5 to 12 V Inhibit facility/enable PWM Frequency 5KHz Maximum High

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