The IRF4905 is a P-channel power MOSFET designed for low-voltage, high-current applications, commonly used in power supplies, motor control, and inverter circuits.
Configuration:
P-channel enhancement mode MOSFET
Silicon construction
Electrical Characteristics:
Drain-source voltage (VDS): -55 V
Continuous drain current (ID): -74 A (at 25 °C)
On-state resistance (RDS(on)): 0.02 Ω (at VGS = -10 V)
Power dissipation: 200 W
Fast switching performance
Fully avalanche rated
Package:
TO-220 through-hole package
Construction:
Designed for PCB mounting with heatsink support
Provides efficient thermal performance for high-current operation
Configuration Notes:
Very low RDS(on) reduces conduction losses
Suitable for high-current, low-voltage switching applications
Requires proper gate drive for optimal performance
Heatsinking required for high power operation
Intended Use:
Power supply circuits
Motor control applications
Inverter and power control circuits
High-current switching applications
