This post explains for the semiconductor K3567.
The Part Number is K3567.
The function of this semiconductor is 2SK3567.
Manufacturers : Toshiba Semiconductor
Preview images :
2SK3567 TOSHIBA Field Effect Transistor Silicon N Channel MOS Type (π-MOSVI)
Switching Regulator Applications
• Low drain-source ON resistance: RDS (ON) = 1.7Ω (typ.)
• High forward transfer admittance: |Yfs| = 2.5S (typ.)
• Low leakage current: IDSS = 100 μA (VDS = 600 V)
• Enhancement mode: Vth = 2.0~4.0 V (VDS = 10 V, ID = 1 mA) […]