Allicdata Part #: | IRF634L-ND |
Manufacturer Part#: |
IRF634L |
Price: | $ 0.00 |
Product Category: | Discrete Semiconductor Products |
Manufacturer: | Vishay Siliconix |
Short Description: | MOSFET N-CH 250V 8.1A TO-262 |
More Detail: | N-Channel 250V 8.1A (Tc) Through Hole I2PAK |
DataSheet: | IRF634L Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Vgs(th) (Max) @ Id: | 4V @ 250µA |
Package / Case: | TO-262-3 Long Leads, I²Pak, TO-262AA |
Supplier Device Package: | I2PAK |
Mounting Type: | Through Hole |
Operating Temperature: | -55°C ~ 150°C (TJ) |
Power Dissipation (Max): | -- |
FET Feature: | -- |
Input Capacitance (Ciss) (Max) @ Vds: | 770pF @ 25V |
Vgs (Max): | ±20V |
Gate Charge (Qg) (Max) @ Vgs: | 41nC @ 10V |
Series: | -- |
Rds On (Max) @ Id, Vgs: | 450 mOhm @ 5.1A, 10V |
Drive Voltage (Max Rds On, Min Rds On): | 10V |
Current - Continuous Drain (Id) @ 25°C: | 8.1A (Tc) |
Drain to Source Voltage (Vdss): | 250V |
Technology: | MOSFET (Metal Oxide) |
FET Type: | N-Channel |
Part Status: | Active |
Packaging: | Tube |
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Field Effect Transistors (FETs) are a type of transistor that uses electric fields to control the shape and direction of electron flow and turn currents on and off. The IRF634L is a type of N-Channel power Metal Oxide Semiconductor Field Effect Transistor (MOSFET) with enhanced fast switching performance, high linearity and very low input/output capacitance. It is designed to provide a low on-resistance and fast switching characteristics.
Overview
The IRF634L is a voltage-controlled MOSFET that uses an insulated gate to electron flow control. It has an N-channel structure with a high voltage drain of 600 volts and a drain current of 64 A. It operates in the 0 to 25 Volt range with a power dissipation of 340 W. IRF634L is used in applications where a large amount of current is needed.
The FET has a low gate-source threshold voltage, which ensures it can be switched on with a low Gate-Source Voltage (Vgs). A low source-drain capacitance ensures that the transistor can switch off quickly after the Gate-Source Voltage (Vgs) is removed from the Gate. The high drain-source breakdown voltage ensures that the transistor can be used at high voltages. The FET is made from a silicon-based structure and uses a metal oxide insulation layer for its gate.
Applications
The IRF634L can be used in a variety of applications, such as: motor controllers, DC-DC converters, switch mode power supplies, battery protection circuits, and chargers. It can also be used in RF applications such as RF amplifiers, RF filters and RF switch circuits. In general, it is used in circuits where high current is needed or in situations where a fast switching speed is required.
Because of its small form factor, the IRF634L is also used in automotive applications such as switch mode power supplies, motor control, and fuel injectors. It is also used in data communications, security systems, and consumer electronics such as mobile phones, tablets, and laptops.
Working Principle
The working principle of the IRF634L is similar to that of any other MOSFET. When a voltage is applied to the Gate electrode, an Electrostatic Field (gate potential) is created between the P-type silicon substrate and the N-type SiO2 insulation layer. This Electrostatic Field causes electrons to be attracted to the Gate region, resulting in a depletion layer between the Source and Drain of the transistor.
As the Electrostatic Field increases, the width of the depletion layer also increases and it eventually reaches the PN junction (Drain-Source). At this point, the source-drain current starts to flow and it is proportional to the Gate-Source Voltage (Vgs). When the Gate-Source voltage is reduced or removed, the Electrostatic Field also disappears, causing the depletion layer to be reduced resulting in decreased source-drain current.
The IRF634L features an unusually high Gate-Source capacitance, which makes it very efficient at fast switching. This is because the Gate capacitance acts as a filter, allowing the transistor to quickly respond to voltage changes.
Conclusion
The IRF634L is a type of N-Channel power Metal Oxide Semiconductor Field Effect Transistor (MOSFET) with enhanced fast switching performance, high linearity and very low input/output capacitance. It is designed to provide a low on-resistance and fast switching characteristics. It can be used in a variety of applications, such as motor controllers, switch mode power supplies, battery protection circuits and RF applications. The working principle involves an Electrostatic Field created by applying a voltage to the Gate which causes electrons to be attracted to the Gate region and increases the source-drain current. High Gate-Source capacitance makes it very efficient at fast switching.
The specific data is subject to PDF, and the above content is for reference
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