This part is a kind of semiconductor called SUB70N06-14.

Function of this product has N-Channel MOSFET.

Manufacturers : Vishay Siliconix

Image and pinout :

Some of the text within the PDF file :

SUP/SUB70N06-14 Vishay Siliconix N-Channel 60-V (D-S), 175_C MOSFET PRODUCT SUMMARY V(BR)DSS (V) 60 rDS(on) (W) 0.014 ID (A) 70a TO-220AB D TO-263 DRAIN connected to TAB G G D S Top View SUP70N06-14 SUB70N06-14 D S G Top View S N-Channel MOSFET ABSOLUTE MAXIMUM RATINGS (TC = 25_C UNLESS OTHERWISE NOTED) Parameter Gate-Source Voltage Continuous Drain Current (TJ = 175_C) Pulsed Drain Current Avalanche Current Repetitive Avalanche Energyb Power Dissipation L = 0.1 mH TC = 25_C (TO-220AB and TO-263) TA = 25_C (TO-263)d TC = 25_C TC = 100_C Symbol VGS ID IDM IAR EAR PD TJ, Tstg Limit "20 70a 49 Unit V A 160 70 180 142c W 3.7 –55 to 175 _C mJ Operating Junction and Storage Temperature Range THERMAL RESISTANCE RATINGS Parameter PCB Mount [ ... ]

SUB70N06-14 PDF Datasheet Download