This part is a kind of semiconductor called 2SK410.

Function of this product has Silicon N-Channel MOS FET (HF/VHF power amplifier).

Manufacturers : Hitachi Semiconductor

Image and pinout :

Some of the text within the PDF file :

2SK410 Silicon N-Channel MOS FET Application HF/VHF power amplifier Features • • • • • • • High breakdown voltage You can decrease handling current. Included gate protection diode No secondary–breakdown Wide area of safe operation Simple bias circuitry No thermal runaway Outline 2SK410 Absolute Maximum Ratings (Ta = 25°C) Item Drain to source voltage Gate to source voltage Drain current Channel dissipation Channel temperature Storage temperature Note: 1. Value at TC = 25°C Symbol VDSS VGSS ID Pch* Tch Tstg 1 Ratings 180 ±20 8 120 150 –55 to +150 Unit V V A W °C °C Electrical Characteristics (Ta = 25°C) Item Power output Drain efficiency Drain to source breakdown voltage Gate to source breakdown voltage Gate to source cutoff voltage Drain current Drain to sour [ ... ]

2SK410 PDF Datasheet Download