Protected Mosfet

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A protected MOSFET contains integrated transient surge protection circuitry and is less susceptible to electrostatic discharge and other transients, as compared to standard, unprotected MOSFETs.

Examples of protected MOSFETS in RepRap electronics are:

Electronics MOSFET Part Number Notes
RAMPS STMicroelectronics STP55NF06L STripFETTM II Power MOSFET -- Integrated source-drain zener
Pololu Electronics STMicroelectronics VNP14NV04-E MOSFET OMNIFETII 40V 12A TO-2203 -- Thermal, short, overvoltage, feedback
R2C2 electronics Unprotected MOSFETS External protection provided on board with zeners
Gen7_Board_1.3.1#Electronic_Components IRFZ 44N HEXFET® Power MOSFET -- 175C operation, internal zener
Sanguinolulo Fairchild RFP30N06LE 30A, 60V, ESD Rated, 0.047 Ohm, Logic Features

Level N-Channel Power MOSFETs -- 2KV esd, integrated source-drain zener, integrated gate-source zeners