This is one of the MOSFET types. This is a kind of the transistor.
Part Number : K4212, 2SK4212
Function : Switching N-Channel Power MOSFET
Package : TO-252 Type
Manufactures : Renesas
The K4212 is N-channel MOS FET device that features a low on-state resistance and excellent switching characteristics, and designed for low voltage high current applications such as DC/DC converter with synchronous rectifier.
1. Low on-state resistance
RDS(on)1 = 7.8 mΩ MAX. (VGS = 10 V, ID = 30 A)
RDS(on)2 = 14 mΩ MAX. (VGS = 4.5 V, ID = 20 A)
2. Low total gate charge
QG = 27 nC TYP. (VDD = 15 V, VGS = 10 V, ID = 30 A)
3. 4.5 V drive available
4. Avalanche capability ratings