


The IRFZ44NPBF is a high-performance N-Channel power MOSFET designed for efficient switching and power management. With a drain-source voltage of 55V and a continuous drain current of 49A, this transistor is ideal for DC-DC converters, motor drivers, power supplies, and battery protection circuits. It features a low on-resistance 23 mΩ for minimal power loss and fast switching speed, making it suitable for both hobby and industrial applications.
Encased in a TO-220 package, the IRFZ44NPBF ensures excellent thermal performance and easy mounting on heatsinks. It is RoHS compliant and widely used in Arduino, Raspberry Pi, and automotive electronics.
IRFZ44NPBF N-Channel MOSFET – Technical Specifications
Parameter | Value |
---|---|
Manufacturer | Infineon Technologies |
Product Category | MOSFETs |
RoHS Compliance | 2011/65/EU, 2015/863 |
Technology | Silicon (Si) |
Mounting Style | Through Hole |
Package / Case | TO-220-3 |
Transistor Polarity | N-Channel |
Number of Channels | 1 Channel |
VDS - Drain-Source Breakdown Voltage | 55 V |
ID - Continuous Drain Current | 49 A |
RDS(on) - Drain-Source Resistance | 23 mΩ |
VGS - Gate-Source Voltage | ±20 V |
VGS(th) - Gate Threshold Voltage | 1.8 V |
Qg - Total Gate Charge | 42 nC |
Operating Temperature Range | -55°C to +175°C |
PD - Power Dissipation | 83 W |
Channel Mode | Enhancement |
File Name | Action |
---|---|
Infineon-IRFZ44N-DataSheet | Download |