This part is a kind of semiconductor called C3622.

Function of this product has 2SC3622.

Manufacturers : NEC

Image and pinout :

Some of the text within the PDF file :

DATA SHEET SILICON TRANSISTORS 2SC3622, 3622A NPN SILICON EPITAXIAL TRANSISTOR FOR LOW–FREQUENCY POWER AMPLIFIERS AND SWITCHING FEATURES PACKAGE DRAWING (UNIT: mm) • High hFE: hFE = 1000 to 3200 @VCE = 5.0 V, IC = 1.0 mA VCE(sat) = 0.07 V TYP. @IC/IB = 50 mA/5.0 mA • Low VCE(sat): • High VEBO: VEBO: 12 V (2SC3622) VEBO: 15 V (2SC3622A) ABSOLUTE MAXIMUM RATINGS (Ta = 25°C) Parameter Collector to base voltage Collector to emitter voltage Emitter to base voltage Collector current (DC) Total power dissipation Junction temperature Storage temperature Symbol VCBO VCEO VEBO IC(DC) PT Tj Tstg 12 150 250 150 −55 to +150 Ratings 2SC3622 2SC3622A 60 50 15 Unit V V V mA mW °C °C ELECTRICAL CHARACTERISTICS (Ta = 25°C) Parameter Collector cutoff current Emitter [ ... ]

C3622 PDF Datasheet Download