LM1812 (industrial control, communication and alarm equipment) ultrasonic remote control transmitting or receiving circuit

Published:2011/8/2 3:17:00 Author:TaoXi | Keyword: industrial control, communication, alarm equipment, ultrasonic, remote control, transmitting, receiving circuit | From:SeekIC

The LM1812 is designed as the ultrasonic remote control transmitting or receiving circuit that can be used in the industrial control, communication and alarm equipment applications. The internal circuit is composed of the oscillator, the detector, the integrator, the duty ratio limiter and the output circuit. Features The external LC components form the oscillating circuit, it does not need the crystal oscillator.The IC has the protection circuit.The measuring distance in the water is more than 30m, the measuring distance in the air is more than 6m.The peak value of the output power can be 12W.



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