IRFZ44VPBF

Product Overview

Category: Power MOSFET
Use: Switching applications in power supplies, motor control, and other high current applications
Characteristics: High voltage, low on-resistance, fast switching speed
Package: TO-220AB
Essence: Power MOSFET for high current switching applications
Packaging/Quantity: Available in reels of 1000 units

Specifications

• Voltage Rating: 55V
• Continuous Drain Current: 49A
• RDS(ON): 17mΩ
• Gate Threshold Voltage: 2V to 4V
• Total Gate Charge: 38nC
• Maximum Power Dissipation: 94W

Detailed Pin Configuration

1. Gate (G)
2. Drain (D)
3. Source (S)

Functional Features

• Fast switching speed
• Low on-resistance
• High input impedance
• Good thermal performance

Advantages

• Suitable for high current applications
• Low conduction losses
• Enhanced ruggedness for reliable operation

Disadvantages

• Higher gate capacitance may require careful driver design
• Sensitivity to static electricity

Working Principles

The IRFZ44VPBF operates based on the principle of field-effect transistors, where the voltage applied to the gate terminal controls the flow of current between the drain and source terminals. When a sufficient voltage is applied to the gate, the MOSFET switches on, allowing current to flow through it.

Detailed Application Field Plans

1. Power Supplies: Used in switch-mode power supplies for efficient voltage regulation.
2. Motor Control: Employed in motor drive circuits for controlling the speed and direction of motors.
3. High Current Applications: Utilized in applications requiring high current switching such as automotive systems and industrial equipment.

Detailed and Complete Alternative Models

1. IRFZ44N: Similar specifications and package, suitable for comparable applications.
2. IRLB8748PbF: Lower on-resistance, suitable for high-frequency switching applications.

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