This part is a kind of semiconductor called 1N5758A.

Function of this product has SILICON BILATERAL TRIGGERS.

Manufacturers : New Jersey Semiconductor

Image and pinout :

Some of the text within the PDF file :

J.£ii£u ^zrni-tLonauctoi L/^ioaueti, Una. C/ 4_/ 20 STERN AVE. SPRINGFIELD, NEW JERSEY 07081 U.S.A. TELEPHONE: (973) 376-2922 (212)227-6005 FAX: (973) 376-8960 SILICON 3-LAYER BILATERAL TRIGGERS Annular two terminal devices that exhibit bi-directional fugitive resistance switching characteristic*. These economicel. durable devices have been developed for us* in thyristor triggering circuits for lamp drivers and universal motor speed controls. • Switching Voltage Range - 20 to 36Volts Nominal • Symmetrical Characteristics • Passh/ated Surface for Reliability and Uniformity SILICON BILATERAL TRIGGERS •MAXIMUM RATINGS iTA • 25°C unieu otnirwiie noted! Rating Peak PulM Current 130 Hi duration. 1 20 Hz Symbol !puln Valw 2.0 Power Oiiupation »TA - -

1N5758A PDF Datasheet Download