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IRFI840GPBF
Product Overview
Category: Power MOSFET
Use: Switching applications in power supplies, converters, and motor control
Characteristics: High voltage, high speed switching, low on-resistance
Package: TO-220AB
Essence: Power MOSFET for efficient switching
Packaging/Quantity: Available in reels of 50 or 100 units
Specifications
- Voltage Rating (VDS): 500V
- Continuous Drain Current (ID): 8.4A
- RDS(ON) (Max) @ VGS = 10V: 1.2Ω
- Gate Threshold Voltage (VGS(th)): 2V to 4V
- Power Dissipation (PD): 125W
Detailed Pin Configuration
The IRFI840GPBF follows the standard pin configuration for a TO-220AB package: 1. Gate (G) 2. Drain (D) 3. Source (S)
Functional Features
- Fast switching speed
- Low gate drive power loss
- Improved efficiency in power supply and motor control applications
Advantages and Disadvantages
Advantages: - High voltage rating - Low on-resistance - Suitable for high-speed switching applications
Disadvantages: - Higher gate threshold voltage compared to some alternative models - Relatively higher on-resistance at lower gate voltages
Working Principles
The IRFI840GPBF operates based on the principles of Metal-Oxide-Semiconductor Field-Effect Transistor (MOSFET) technology. When a sufficient voltage is applied to the gate terminal, it creates an electric field that controls the conductivity between the drain and source terminals, allowing for efficient switching of high power loads.
Detailed Application Field Plans
The IRFI840GPBF is commonly used in various applications including: - Power supplies - DC-DC converters - Motor control circuits - Inverters
Detailed and Complete Alternative Models
Some alternative models to the IRFI840GPBF include: - IRFP460: Similar voltage rating and current capacity - IRFB4110: Higher current capacity and lower on-resistance - IRF540: Lower voltage rating but suitable for lower power applications
Note: The above list is not exhaustive and there are numerous alternative models available from different manufacturers.
This comprehensive entry provides an in-depth understanding of the IRFI840GPBF, covering its specifications, features, applications, and alternatives, making it a valuable resource for engineers and enthusiasts in the field of power electronics.
Перечислите 10 распространенных вопросов и ответов, связанных с применением IRFI840GPBF в технических решениях.
What is the maximum drain-source voltage of IRFI840GPBF?
- The maximum drain-source voltage of IRFI840GPBF is 500V.
What is the continuous drain current rating of IRFI840GPBF?
- The continuous drain current rating of IRFI840GPBF is 8.5A.
What is the on-state resistance (RDS(on)) of IRFI840GPBF?
- The on-state resistance (RDS(on)) of IRFI840GPBF is typically 0.85 ohms.
Can IRFI840GPBF be used for switching applications?
- Yes, IRFI840GPBF is suitable for various switching applications due to its low on-state resistance and high drain-source voltage rating.
What are the typical applications of IRFI840GPBF in technical solutions?
- IRFI840GPBF can be used in power supplies, motor control, inverters, and other general-purpose switching applications.
Does IRFI840GPBF require a heat sink for operation?
- Depending on the application and operating conditions, a heat sink may be required to ensure proper thermal management.
What is the gate-source voltage (VGS) required for IRFI840GPBF to operate?
- The gate-source voltage (VGS) required for IRFI840GPBF to operate is typically around 10V.
Is IRFI840GPBF suitable for automotive applications?
- Yes, IRFI840GPBF is commonly used in automotive systems such as electronic control units (ECUs) and lighting control.
What are the recommended operating temperature ranges for IRFI840GPBF?
- IRFI840GPBF is typically rated for operation within the -55°C to 175°C temperature range.
Are there any important considerations for driving IRFI840GPBF in a circuit?
- It's important to ensure proper gate drive voltage and current to achieve optimal performance and reliability when using IRFI840GPBF in a circuit.