IRFP240 N-Chan MOSFET 200V Vdss 20A Id 0.18Ohm Rds(on) fast switching TO-247 package reliable for audio and power
IRFP240 N-Chan MOSFET 200V Vdss 20A Id 0.18Ohm Rds(on) fast switching TO-247 package reliable for audio and power
Features
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N-Channel Enhancement Mode – Standard positive gate drive, easy to use in common circuit topologies.
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200V Drain-Source Voltage (Vdss) – Supports 100V–150V rail voltages in audio and switching power supplies.
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20A Continuous Drain Current (Id) – Capable of handling moderate to high power loads reliably.
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0.18Ω Max Rds(on) – Low conduction loss improves efficiency and reduces heat generation.
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Fast Switching Speed – Low gate charge (Qg = 70nC typical) enables high-frequency PWM operation.
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Linear Mode Capability – Wide safe operating area (SOA) ideal for Class-A, AB audio amplifiers and active loads.
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TO-247 Package – High power dissipation (150W) with easy heatsink mounting for demanding thermal environments.
Applications
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Audio Amplifiers – Output stages of Class-A, Class-AB, and high-end hi-fi amplifiers (e.g., Pass Labs, Zen designs).
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Linear Regulators & Active Loads – High-voltage adjustable supplies, electronic loads, and battery dischargers.
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Switched-Mode Power Supplies (SMPS) – Primary side switching for flyback, forward, and half-bridge converters.
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DC-DC Converters – High-voltage step-down or boost circuits for industrial and telecom equipment.
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Motor Control – Brushed DC motor drives for power tools, pumps, and small electric vehicles.
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Inverters – Low-frequency DC-AC inverters for solar or backup power systems.
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Test Equipment – Programmable loads, relay drivers, and waveform generators requiring high-voltage MOSFETs.
Description
The IRFP240 is an N-Channel power MOSFET designed for high-voltage, high-speed power switching applications. Utilizing advanced planar stripe technology, this device is housed in a rugged TO-247 package, offering excellent thermal performance and reliability. With a drain-source voltage rating of 200V and continuous drain current of 20A, the IRFP240 is particularly renowned for its linear mode operation, making it a long-standing favorite among audio amplifier designers. Its low on-resistance and fast switching characteristics also suit various industrial power conversion tasks.
INFORMATION
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category
Discrete semiconductor products
Transistors
FET,MOSFET
Single FETs, MOSFETs
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Vgs(th) for different IDs (maximum)
4V @ 250µA
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manufacturer
Vishay Siliconix
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Gate charge (Qg) at different Vgs (max)
70 nC @ 10 V
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Packaging
Pipe fittings
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Vgs (max)
±20V
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Part status
Discontinued
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Input Capacitance (CIS) at Different Vds (Max)
1300 pF @ 25 V
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FET type
N channel
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Power Dissipation (Max)
150W(Tc)
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Technology
MOSFETs (Metal Oxides)
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Operating temperature
-55°C ~ 150°C(TJ)
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Drain Source Voltage (Vdss)
200 V
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Mounting type
Through hole
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Current at 25°C - Continuous Drain (ID)
20A(Tc)
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Vendor device packages
TO-247AC
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Drive Voltage (Max RDS On, Min RDS ON)
10V
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Package/Enclosure
TO-247-3
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On-resistance at different IDs and Vgs (max)
180 mOhm @ 12A, 10V
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Base product number
IRFP240
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Drawing
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