K4003 Overview
2SK4003 TOSHIBA Field Effect Transistor Silicon N-Channel MOS Type (π−MOS VI) 2SK4003 Chopper Regulator, DC/DC Converter and Motor Drive Applications ６．５±０．２ Unit: mm １．５±０．２ z Low drain−source ON-resistance z Low leakage current z Enhancement mode : RDS (ON) = 1.7 Ω (typ.) ５．２±０．２ ０．６ MAX．.