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The IRFZ740N is a high-performance N-channel power MOSFET designed for high-speed switching and power control applications. It offers low on-resistance (R<sub>DS(on)</sub>), high current capacity, and fast switching, making it ideal for use in power supplies, motor drivers, and other high-power electronics.
Packaged in the standard TO-220 case, it supports heatsink mounting and provides excellent thermal performance.
✅ Key Features:
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N-Channel Enhancement Mode MOSFET
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Drain-Source Voltage (V<sub>DS</sub>): 100V
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Continuous Drain Current (I<sub>D</sub>): 33A @ 25°C
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R<sub>DS(on)</sub>: 0.040Ω max @ V<sub>GS</sub> = 10V
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Gate Threshold Voltage: 2.0V to 4.0V
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Fast switching speed for high-efficiency circuits
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TO-220 package with low thermal resistance
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High input impedance and ease of drive
📐 Technical Specifications:
| Parameter | Value |
|---|---|
| Type | N-Channel MOSFET |
| V<sub>DS</sub> (Drain-Source Voltage) | 100V |
| I<sub>D</sub> (Continuous Drain Current) | 33A @ 25°C |
| R<sub>DS(on)</sub> (Max) | 0.040Ω @ V<sub>GS</sub> = 10V |
| V<sub>GS(th)</sub> (Threshold Voltage) | 2.0V–4.0V |
| Total Gate Charge (Q<sub>g</sub>) | ~63nC |
| Power Dissipation (P<sub>D</sub>) | 150W |
| Package | TO-220 |
| Operating Temperature | -55°C to +175°C |
⚙️ Applications:
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Switching power supplies (SMPS)
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DC-DC converters
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Motor controllers and drivers
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Inverters
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Battery-powered equipment
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LED lighting drivers
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High-speed PWM switching applications
