1N972B is a small signal switching diode manufactured by Diodes Incorporated. It is a standard rectifier diode with common cathode to anode polarity. This diode has a maximum forward current rating of 200 mA and a peak repetitive reverse voltage rating of 1.5KV. The device also has a low capacitance rating which makes it ideal for high speed switching applications. It is widely used in consumer and industrial electronics due to its small size and high reliability.