This part is a kind of semiconductor called SW10N65.

Function of this product has N-channel MOSFET.

Manufacturers : SAMWIN

Image and pinout :

Some of the text within the PDF file :

SW10N65 N-channel Enhanced mode TO-220F/TO-220 MOSFET Features TO- 220F TO-220  High ruggedness  Low RDS(ON) (Typ 1Ω)@VGS=10V  Low Gate Charge (Typ 40nC)  Improved dv/dt Capability  100% Avalanche Tested  Application: Charge,LED,PC Power 12 3 12 3 1. Gate 2. Drain 3. Source General Description This power MOSFET is produced with advanced technology of SAMWIN. This technology enable the power MOSFET to have better characteristics, including fast switching time, low on resistance, low gate charge and especially excellent avalanche characteristics. BVDSS : 650V ID : 10A RDS(ON) : 1Ω 2 1 3 Order Codes Item 1 2 Sales Type SW P 10N65 SW F 10N65 Marking SW10N65 SW10N65 Package TO-220 TO-220F Packaging TUBE TUBE Absolute maximum ratings Symbol Parameter VDSS [ ... ]

SW10N65 PDF Datasheet Download