This part is a kind of semiconductor called 2SK1340.

Function of this product has Silicon N-Channel MOS FET.

Manufacturers : Hitachi Semiconductor

Image and pinout :

Some of the text within the PDF file :

2SK1340 Silicon N-Channel MOS FET Application High speed power switching Features • • • • • Low on-resistance High speed switching Low drive current No secondary breakdown Suitable for switching regulator and DC-DC converter Outline TO-3P D G 1 2 3 1. Gate 2. Drain (Flange) 3. Source S 2SK1340 Absolute Maximum Ratings (Ta = 25°C) Item Drain to source voltage Gate to source voltage Drain current Drain peak current Body to drain diode reverse drain current Channel dissipation Channel temperature Storage temperature Notes: 1. PW ≤ 10 µs, duty cycle ≤ 1% 2. Value at TC = 25°C Symbol VDSS VGSS ID I D(pulse)* I DR Pch* Tch Tstg 2 1 Ratings 900 ±30 5 12 5 100 150 –55 to +150 Unit V V A A A W °C °C 2 2SK1340 Electrical Characteristics (Ta = 25°C) Item Drain to sou [ ... ]

2SK1340 PDF Datasheet Download