This post explains for the semiconductor K2837.
The Part Number is K2837.
The function of this semiconductor is 2SK2837.
Manufacturers : Toshiba Semiconductor, Pinout : 1. Gate 2. Drain ( Heat Sink ) 3. Source
Preview images :
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Description :
2SK2837 TOSHIBA Field Effect Transistor Silicon N Channel MOS Type (π−MOSV)
Chopper Regulator, DC−DC Converter and Motor Drive
Applications
Low drain−source ON resistance : RDS (ON) = 0.21 Ω (typ.)
High forward transfer admittance : |Yfs| = 17 S (typ.)
Low leakage current : IDSS = 100 μA (max) (VDS = 500 V)
Enhancement mode : Vth = 2.0 to 4.0 V (VDS = 10 V, ID = 1 mA) […]
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