IRFR2905ZPBF

Product Overview

Category: Power MOSFET
Use: Switching applications in power supplies and motor control
Characteristics: High voltage, high speed switching, low on-resistance
Package: TO-252 (DPAK)
Essence: Power MOSFET for efficient switching applications
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Voltage Rating: 55V
• Continuous Drain Current: 42A
• RDS(ON): 19mΩ
• Gate Threshold Voltage: 2V to 4V
• Power Dissipation: 2.5W

Detailed Pin Configuration

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

Functional Features

• Fast switching speed
• Low gate charge
• Improved dv/dt capability
• Avalanche energy specified

Advantages and Disadvantages

Advantages: - Low on-resistance - High-speed switching - Enhanced thermal performance

Disadvantages: - Sensitivity to static electricity - Potential for thermal runaway if not properly managed

Working Principles

The IRFR2905ZPBF operates based on the principles of field-effect transistors. When a suitable voltage is applied to the gate terminal, it creates an electric field that controls the flow of current between the drain and source terminals.

Detailed Application Field Plans

1. Power Supplies: Used in high-efficiency switch-mode power supplies due to its low on-resistance and fast switching speed.
2. Motor Control: Employed in motor drive circuits to regulate the flow of current and ensure efficient operation.

Detailed and Complete Alternative Models

1. IRFR3709ZPBF: Similar specifications with a higher voltage rating of 75V.
2. IRFR9120PBF: Lower on-resistance and higher continuous drain current compared to IRFR2905ZPBF.

This comprehensive entry provides an in-depth understanding of the IRFR2905ZPBF, covering its basic information, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.