IRF624S

Vgs(th) (Max) @ Id:	4V @ 250µA
Package / Case:	TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
Supplier Device Package:	D2PAK
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 150°C (TJ)
Power Dissipation (Max):	3.1W (Ta), 50W (Tc)
FET Feature:	--
Input Capacitance (Ciss) (Max) @ Vds:	260pF @ 25V
Vgs (Max):	±20V
Gate Charge (Qg) (Max) @ Vgs:	14nC @ 10V
Series:	--
Rds On (Max) @ Id, Vgs:	1.1 Ohm @ 2.6A, 10V
Drive Voltage (Max Rds On, Min Rds On):	10V
Current - Continuous Drain (Id) @ 25°C:	4.4A (Tc)
Drain to Source Voltage (Vdss):	250V
Technology:	MOSFET (Metal Oxide)
FET Type:	N-Channel
Part Status:	Obsolete
Packaging:	Tube

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The IRF624S MOSFET is an important member of the railroad family of power MOSFETs. Its manifold advantages and characteristics make it a great choice for many applications. This article will discuss the IRF624S MOSFET’s application field and working principle.The IRF624S MOSFET is a rugged, low-ohmic single-gate, advanced-trench MOSFET intended for use as a high-current power switch. It can be used as a discrete switch in a variety of different applications. It has a wide range of current handling capabilities and is able to operate at up to 100V.The IRF624S MOSFET features the following characteristic features: high breakdown voltage (V GS ) of 48V, fast switching capability (with easily controllable gate thresholds and static drain-source on-resistance (R DS(ON) ) of 2.7 ohms at V GS = 20V, on-resistance (R DS(ON) ) of 1 ohm at V GS = 10V, and a maximum current rating of 60A. This makes it an excellent choice for a wide range of applications.The IRF624S MOSFET is primarily used as a power switch for various types of power load circuits. The switch is typically used as a switching device for high-power loads, such as power amplifiers, switching power supplies, audio amplifiers, motor controllers and LED lighting. When it comes to its use as a switch, the IRF624S MOSFET has a variety of advantages, including its high current carrying capability, its low R DS(ON) , and its fast turn-on and turn-off times. This makes it an ideal choice for high-power loads.The IRF624S MOSFET also has a wide range of applications in the industrial, automotive and consumer electronics markets. It is commonly used in motor control, automotive systems, motor drivers, inverter circuits, and as a replacement for relay switch circuits. It can also be used in the HVAC and electro-mechanical markets to power both small and large motors.Now that we have briefly discussed the IRF624S MOSFET’s application field and advantages, let’s take a closer look at its working principle.The IRF624S MOSFET’s working principle is as follows. When voltage is applied to its gate, a conductivity channel is formed between its source and drain, allowing current to flow across the source-to-drain channel. This in turn causes the channel to become increasingly conductive, allowing more current to flow.Additionally, the MOSFET’s body-drain and source connection trap the electron-hole pairs, giving rise to the electrostatic field. As the voltage across the gate increases, the electrostatic field created by the electron-hole pairs gets stronger. This enhances the conductivity of the MOSFET, causing current to flow more easily.The different working principle between a conventional PN junction transistor and an IRF624S MOSFET is that a MOSFET depends on charge carriers in the channel between the source and drain and the potential barrier of electrostatic forces, whereas the PN junction device depends on majority/minority carriers and the depletion region in the PN junction.In conclusion, the IRF624S MOSFET is a single-gate power MOSFET most commonly used as a switch for high-power loads such as motor controllers and amplifier outputs. Its wide range of current carrying capabilities and low drain-source on-resistance make it a great choice for many applications. The working principle of this MOSFET depends on the formation of a conductivity channel between its source and drain due to the electrostatic field created by electron-hole pairs.

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