This part is a kind of semiconductor called C941TM.

Function of this product has 2SC941TM.

Manufacturers : Toshiba Semiconductor

Image and pinout :

Some of the text within the PDF file :

TOSHIBA Transistor Silicon NPN Epitaxial Type (PCT process) 2SC941TM 2SC941TM High Frequency Amplifier Applications AM High Frequency Amplifier Applications AM Frequency Converter Applications Unit: mm · Low noise figure: NF = 3.5dB (max) (f = 1 MHz) Maximum Ratings (Ta = 25°C) Characteristics Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current Base current Collector power dissipation Junction temperature Storage temperature range Symbol VCBO VCEO VEBO IC IB PC Tj Tstg Rating 35 30 4 100 20 400 125 -55~125 Unit V V V mA mA mW °C °C Electrical Characteristics (Ta = 25°C) JEDEC TO-92 JEITA SC-43 TOSHIBA 2-5F1B Weight: 0.21 g (typ.) Characteristics Symbol Test Condition Collector cut-off current Emitter cut-off current DC current g [ ... ]

C941TM PDF Datasheet Download