- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for IRF420
- Part Number IRF420
- Manufacturer Infineon
- Pin Count 4
- Part Category MOSFET (N-Channel)
- Package Category Other
- Footprint Name Other - IRF450
- Released Date Jan 31, 2020
- Last Modified Date Mar 7, 2023 4:10 PM UTC
- Pinout / Pin List Click Here (Member Only)
IRF420 Details
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Manufacturer Part Number:
IRF420
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Part Life Cycle Code:
Obsolete
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ECCN Code:
EAR99
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Manufacturer:
Infineon Technologies AG
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YTEOL:
0
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Case Connection:
DRAIN
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Configuration:
SINGLE
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DS Breakdown Voltage-Min:
500 V
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Drain Current-Max (ID):
2.5 A
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Drain-source On Resistance-Max:
3 Ω
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FET Technology:
METAL-OXIDE SEMICONDUCTOR
IRF420 Frequently Asked Questions (FAQs)
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The maximum safe operating area (SOA) for the IRF420 is not explicitly stated in the datasheet, but it can be determined by consulting Infineon's application note AN2013-03, which provides SOA curves for the device. The SOA is typically limited by the device's thermal and voltage ratings.
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The junction-to-case thermal resistance (RthJC) for the IRF420 can be calculated using the thermal resistance values provided in the datasheet. RthJC is typically around 0.5-1.0 K/W for the IRF420, depending on the specific package and mounting conditions.
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The recommended gate drive voltage for the IRF420 is typically between 10-15V, depending on the specific application and switching frequency. A higher gate drive voltage can improve switching performance, but may also increase power consumption and EMI.
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Yes, the IRF420 is suitable for high-frequency switching applications up to several hundred kHz. However, the device's switching performance and losses should be carefully evaluated to ensure that it meets the specific application requirements.
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To ensure proper cooling of the IRF420, a heat sink with a sufficient thermal conductivity should be used, and the device should be mounted with a suitable thermal interface material (TIM). The heat sink should be designed to dissipate the maximum expected power losses, and the device's thermal ratings should not be exceeded.
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IRF420 Overview
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