This part is a kind of semiconductor called SS14.

Function of this product has 1A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS.

Manufacturers : TIPTEK

Image and pinout :

Some of the text within the PDF file :

SS12~SS110 1A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS FEATURES  EXTREMELY LOW VF  LOW STORED CHARGE, MAJORITY CARRIER CONDUCTION  LOW POWER LOSS / HIGH EFFICIENCY  UL 94V-0 FLAME RETARDANT EPOXY MOLDING COMPOUND MECHANICAL DATA  CASE：TRANSFER MOLDED  TERMINALS：SOLDERABLE PER MIL-STD-750, METHOD 2026  POLARITY：CATHODE INDICATED BY COLOR BAND  WEIGHT：0.066 GRAMS Pb Free: SS12~SS110 Halogen Free: SS12-H~SS110-H CASE：DO-214AC(SMA) DIMENSIONS IN MILLIMETERS AND (INCHES) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATINGS AT 25°C AMBIENT TEMPERATURE UNLESS OTHERWISE SPECIFIED. PARAMETER MAXIMUM RECURRENT PEAK REVERSE VOLTAGE MAXIMUM RMS VOLTAGE MAXIMUM DC BLOCKING VOLTAGE MAXIMUM AVERAGE FORWARD RECTIFIED CURRENT .375〞(9.5mm) LEAD LENGTH） PEAK FORWAR [ ... ]

SS14 PDF Datasheet Download