This part is a kind of semiconductor called AF9945N.

Function of this product has N-Channel Enhancement Mode Power MOSFET.

Manufacturers : Anachip

Image and pinout :

Some of the text within the PDF file :

N-Channel Enhancement Mode Power MOSFET AF9945N „ Features - Low On-resistance - Single Drive Requirement - Surface Mount Package „ General Description The Advanced Power MOSFET provides the designer with the best combination of fast switching, ruggedized device design, ultra low on-resistance and cost-effectiveness. „ Product Summary BVDSS (V) 60 rDS(on) (mΩ) 90 ID (A) 3.5 „ Pin Assignments S1 1 G1 2 S2 3 G2 4 SOP-8 8 D1 7 D1 6 D2 5 D2 „ Pin Descriptions Pin Name S1/2 G1/2 D1/2 Description Source Gate Drain „ Ordering information A X 9945N X X X Feature F :MOSFET PN Package S: SOP-8 Lead Free Blank : Normal L : Lead Free Package Packing Blank : Tube or Bulk A : Tape & Reel This datasheet contains new product information. Anachip Corp. reserves the rights to m [ ... ]

AF9945N PDF Datasheet Download