This part is a kind of semiconductor called 2SK3752-01R.

Function of this product has N-CHANNEL SILICON POWER MOSFET.

Manufacturers : ETC

Image and pinout :

Some of the text within the PDF file :

2SK3752-01R FUJI POWER MOSFET 200309 N-CHANNEL SILICON POWER MOSFET Outline Drawings [mm] Super FAP-G Series Features High speed switching No secondary breadown Avalanche-proof Low on-resistance Low driving power Applications Switching regulators DC-DC converters UPS (Uninterruptible Power Supply) Maximum ratings and characteristicAbsolute maximum ratings (Tc=25°C unless otherwise specified) Item Drain-source voltage Continuous drain current Pulsed drain current Gate-source voltage Repetitive and Non-Repetitive Maximum avalanche current Non-Repetitive Maximum avalanche energy Maximum Drain-Source dV/dt Peak diode recovery dV/dt Max. power dissipation Symbol Ratings V DS 500 ID ±16 ID(puls] ±64 VGS ±30 IAS 16 EAS dV DS/dt dV/dt PD 212.2 20 5 3.13 95 +150 -55 to [ ... ]

2SK3752-01R PDF Datasheet Download