This part is a kind of semiconductor called VN2222KM.
Function of this product has N-Channel Enhancement Mode MOSPOWER.
Manufacturers : New Jersey Semi-Conductor
Image and pinout :

Some of the text within the PDF file :
J. U I/ roaucti, One.. TELEPHONE: (973) 376-2922 (212)227-6005 FAX: (973) 376-8960 20 STERN AVE. SPRINGFIELD. NEW JERSEY 07081 USA VN2222KM N-Channel Enhancement Mode MOSPOWER APPLICATIONS • Switching Regulators PRODUCT SUMMARY Part Number VN10KM VN2222KM BVDSS Volts rDS(ON) • Converters • Motor Drivers (ohms) Package 60 60 5 7.5 TO- 237 TO- 237 PIN 1 - Source PIN 2 - Gate PIN 3 & TAB - Drain TO-237 1 2 3 ABSOLUTE MAXIMUM RATINGS (Tc = 25°C unless otherwise noted) Parameter VN10KM 60 60 ±0.3 ±0.2 VN2222KM Units V V A A A V VDS VDGR I D @ T C = 25° C Drain-Source Voltage Drain-Gate Voltage (RQS = 1 Mn> Continuous Drain Current Continuous Drain Current Pulsed Drain Current1 Gate-Source Voltage Max Continuous Power Dissipation Max Pulse^ Power Dissipation Linear [ ... ]
VN2222KM PDF Datasheet Download
