IRFI840G International Rectifier - MOSFET Module
IRFI840G Description
IRFI840G is a power MOSFET, N-channel, isolated TO-220 FULLPAK from Vishay Siliconix (formerly International Rectifier), rated 500V, 4.6A.
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Summary of Features
- Isolated package
- High voltage isolation = 2.5 kVRMS
- Sink to lead creepage distance = 4.8 mm
- Dynamic dV/dt rating
- Low thermal resistance
- Lead (Pb)-free available
Target Applications
International Rectifier IRFI840G is used for high-frequency power switching in switch mode power supplies, DC-DC converters, battery-powered vehicles and equipment, welding machines and induction heating.
Key Specifications
IRFI840G is a power MOSFET, N-channel, isolated TO-220 FULLPAK from Vishay Siliconix (formerly International Rectifier), rated 500V, 4.6A. Source: manufacturer datasheet.
| Parameter | Value |
|---|---|
| Manufacturer | Vishay Siliconix (formerly International Rectifier) |
| Drain-source voltage VDS | 500 V |
| Continuous drain current ID (TC = 25 °C) | 4.6 A |
| ID (TC = 100 °C) | 2.9 A |
| Pulsed drain current IDM | 18 A |
| On-resistance RDS(on) | 0.85 Ω (VGS = 10 V) |
| Total gate charge Qg (max.) | 67 nC |
| Max. power dissipation (TC = 25 °C) | 40 W |
| Isolation | 2.5 kVRMS (60 s) |
| Package | TO-220 FULLPAK |
| Datasheet | Available on this page (PDF) |
Note: Formerly listed on this site as IRF1840G (typo).
Technical document (PDF) | Request a quote for IRFI840G (reply within 24 hours)

