FDP18N50

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FDP18N50

MOSFET N-CH 500V 18A TO220-3

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Specifications

Package Bulk,Tube
Series UniFET™
ProductStatus Active
FETType N-Channel
Technology MOSFET (Metal Oxide)
DraintoSourceVoltage(Vdss) 500 V
Current-ContinuousDrain(Id)@25°C 18A (Tc)
DriveVoltage(MaxRdsOnMinRdsOn) 10V
RdsOn(Max)@IdVgs 265mOhm @ 9A, 10V
Vgs(th)(Max)@Id 5V @ 250µA
GateCharge(Qg)(Max)@Vgs 60 nC @ 10 V
Vgs(Max) ±30V
InputCapacitance(Ciss)(Max)@Vds 2860 pF @ 25 V
PowerDissipation(Max) 235W (Tc)
OperatingTemperature -55°C ~ 150°C (TJ)
MountingType Through Hole
SupplierDevicePackage TO-220-3

Overview

Description

FDP18N50 is a field-effect transistor (FET) designed for high-power and high-frequency applications. It features an N-channel configuration, which allows it to efficiently control larger currents and voltages in various electronic circuits. The "18" in its designation typically refers to its maximum drain current rating of 18 A, while "50" indicates a maximum drain-source voltage of 50 V.
This type of transistor is commonly used in power amplification, switching applications, and in power supply circuits due to its fast switching capabilities and robustness. Its design often includes a low on-resistance, which minimizes power loss and heat generation during operation.
FDP18N50 is popular in industries such as telecommunications, automotive, and renewable energy for applications ranging from inverters to motor drivers. Proper thermal management and circuit design are essential for maximizing its performance and reliability in these applications.

Features

The FDP18N50 is a power MOSFET designed for high-efficiency applications. Key features include:
1. Type: N-channel MOSFET.
2. Voltage Rating: 500V maximum drain-source voltage (Vds).
3. Continuous Drain Current: Up to 18A, suitable for various power applications.
4. RDS(on): Low on-resistance (typically around 0.6Ω), which minimizes conduction losses and improves efficiency.
5. Gate Threshold Voltage: Typically between 2-4V, allowing for easy drive from standard logic levels.
6. Fast Switching: Capable of high-speed switching, making it ideal for applications in switch-mode power supplies, inverters, and motor drives.
7. Package: Available in TO-220 and DPAK packages, providing good thermal performance.
8. Thermal Resistance: Low thermal resistance, which aids in effective heat dissipation.
Overall, the FDP18N50 is well-suited for applications requiring high voltage and moderate current with efficient thermal management.

Package

The FDP18N50 is typically packaged in a TO-220 format. This package type features a metal tab for heat dissipation and is designed for high-power applications, allowing effective thermal management and easy mounting to heatsinks.

Pinout

The FDP18N50 is a N-channel power MOSFET from Fairchild Semiconductor. It typically comes in a TO-220 package, which has three pins.
### Pin Count and Functions:
1. Gate (G): This pin controls the MOSFET and is used to apply a voltage to turn the device on or off.
2. Drain (D): The current flows out of this pin when the MOSFET is turned on; it connects to the load.
3. Source (S): This pin is connected to ground or the negative side of the power supply, completing the circuit.
### Key Specs:
- Maximum Drain-Source Voltage (V_DS): 500V
- Continuous Drain Current (I_D): 18A
This device is commonly used in high-voltage applications, including power supplies and motor controls.

Manufacturer

The FDP18N50 is manufactured by Fairchild Semiconductor, now part of ON Semiconductor. Fairchild Semiconductor was a major player in the semiconductor industry, known for its development of various electronic components, including transistors, diodes, and integrated circuits. Founded in 1957, the company was instrumental in the early development of silicon transistors and has a long history of innovation in power management and analog devices. After being acquired by ON Semiconductor in 2016, Fairchild’s products and technologies were integrated into ON's extensive portfolio, which focuses on providing a broad range of semiconductor solutions for various applications, including automotive, industrial, and consumer electronics.

Application

The FDP18N50 is an N-channel MOSFET used in various applications, including power supplies, motor drivers, and switching regulators. Its high voltage and current ratings make it suitable for industrial automation, renewable energy systems, and automotive applications. Additionally, it's used in consumer electronics for efficient power management and thermal performance in circuits.

Equivalent

The FDP18N50 is a MOSFET transistor. Equivalent products include the STP18NK50Z, IRF840, MTP18N50, and FQP18N50. These alternatives share similar specifications, such as voltage and current ratings, but always verify datasheets for precise characteristics before substitution.

Shipping

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DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

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