IRFIZ46N
MOSFET N-CH 55V 33A TO220AB FP
Transistors Fets Mosfets Single
TO-220-3 Full Pack
HEXFET®
Obsolete
Price available on request
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Infineon Technologies |
| Model | IRFIZ46N |
| Package / Case | TO-220-3 Full Pack |
| Mounting Type | Through Hole |
| Operating Temperature | -55°C ~ 175°C (TJ) |
| FET Type | N-Channel |
| Drain to Source Voltage (Vdss) | 55 V |
| Rds On (Max) | 20mOhm @ 19A, 10V |
| Vgs(th) (Max) | 4V @ 250µA |
| Gate Charge (Qg) | 61 nC @ 10 V |
| Input Capacitance (Ciss) | 1500 pF @ 25 V |
| Power Dissipation (Max) | 45W (Tc) |
| Drive Voltage | 10V |
| Supplier Device Package | PG-TO220-FP |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
IRFIZ46N by Infineon Technologies is an N-channel power MOSFET rated at 55 V / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The TO-220-3 Full Pack package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 20mOhm @ 19A, 10V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for IRFIZ46N
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All Technical Specifications
| FET Type | N-Channel |
| Vgs (Max) | ±20V |
| Technology | MOSFET (Metal Oxide) |
| Vgs(th) (Max) @ Id | 4V @ 250µA |
| Rds On (Max) @ Id, Vgs | 20mOhm @ 19A, 10V |
| Power Dissipation (Max) | 45W (Tc) |
| Gate Charge (Qg) (Max) @ Vgs | 61 nC @ 10 V |
| Drain to Source Voltage (Vdss) | 55 V |
| Input Capacitance (Ciss) (Max) @ Vds | 1500 pF @ 25 V |
| Drive Voltage (Max Rds On, Min Rds On) | 10V |
| Current - Continuous Drain (Id) @ 25°C | 33A (Tc) |
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