• IRFZ44NPBF N-Channel MOSFET TO-220 Package – Top View
  • IRFZ44NPBF N-Channel MOSFET TO-220 – Back View
  • IRFZ44NPBF N-Channel MOSFET TO-220 – Pinout Diagram
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IRFZ44N N-Channel Power MOSFET 55V 49A TO-220

IRFZ44N N-Channel Power MOSFET 55V 49A TO-220

S5010

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The IRFZ44NPBF is a high-performance N-Channel Power MOSFET with low ON resistance and high current handling capability. Ideal for motor control, power supplies, inverters, battery-powered projects, and switching applications. Available in a TO-220 package for easy mounting and heat dissipation.

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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

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Q: What is the IRFZ44NPBF?
A: The IRFZ44NPBF is an N-Channel Power MOSFET designed for high-current switching and power control applications.

Q: What is the maximum drain-source voltage of the IRFZ44NPBF?
A: The IRFZ44NPBF supports a maximum drain-source voltage (VDS) of 55V.

Q: What applications is the IRFZ44NPBF commonly used in?
A: It is widely used in motor control, power supplies, battery-powered circuits, inverters, and switching applications.

Q: Can the IRFZ44NPBF be used with Arduino and microcontrollers?
A: Yes, it can be controlled by microcontrollers, though a suitable gate driver may be required for optimal switching performance.

Q: What is the package type of the IRFZ44NPBF?
A: It comes in a TO-220AB through-hole package for easy mounting and prototyping.

Q: Is the IRFZ44NPBF RoHS compliant?
A: Yes, the "PBF" designation indicates a lead-free and RoHS-compliant device.

Q: Can I use this MOSFET for motor control?
A: Yes, it is widely used for DC motor control, PWM switching, and power management circuits.

Q: Does the IRFZ44NPBF require a heatsink?
A: A heatsink may be required in high-current or high-power applications to maintain safe operating temperatures.

File Name Action
Infineon-IRFZ44N-DataSheet Download