BR351 is a diode, widely used in medium power applications. It is a cylindrical, germanium diode that features a reverse voltage rating of up to 400 volts and a forward current rating of up to 0.2 amps. It is typically used in applications as a rectifier, voltage regulator, or noise suppressor. DC Components is a leading manufacturer of electronic components and semiconductors. They specialize in producing diodes, transistors, resistors, capacitors, and magnetic components.