| PartNumber | IXFR44N50P | IXFR40N90P | IXFR44N50Q |
| Description | MOSFET 500V 44A | MOSFET PolarHV HiPerFETs 500V-1.2Kv Red Rds | MOSFET 34 Amps 500V 0.12 Rds |
| Manufacturer | IXYS | IXYS | IXYS |
| Product Category | MOSFET | MOSFET | MOSFET |
| RoHS | Y | Y | Y |
| Technology | Si | Si | Si |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-247-3 | TO-247-3 | TO-247-3 |
| Number of Channels | 1 Channel | 1 Channel | 1 Channel |
| Transistor Polarity | N-Channel | N-Channel | N-Channel |
| Vds Drain Source Breakdown Voltage | 500 V | 900 V | 500 V |
| Id Continuous Drain Current | 24 A | 21 A | 34 A |
| Rds On Drain Source Resistance | 150 mOhms | 230 mOhms | 154 mOhms |
| Vgs Gate Source Voltage | 30 V | 30 V | 20 V |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Pd Power Dissipation | 208 W | 300 W | 310 W |
| Configuration | Single | Single | Single |
| Channel Mode | Enhancement | - | Enhancement |
| Tradename | HiPerFET | HiPerFET | HyperFET |
| Packaging | Tube | Tube | Tube |
| Height | 21.34 mm | - | 21.34 mm |
| Length | 16.13 mm | - | 16.13 mm |
| Series | IXFR44N50 | IXFR40N90 | IXFR44N50 |
| Transistor Type | 1 N-Channel | 1 N-Channel | 1 N-Channel |
| Width | 5.21 mm | - | 5.21 mm |
| Brand | IXYS | IXYS | IXYS |
| Forward Transconductance Min | 32 S | 30 S | - |
| Fall Time | 18 ns | 46 ns | 10 ns |
| Product Type | MOSFET | MOSFET | MOSFET |
| Rise Time | 27 ns | 50 ns | 22 ns |
| Factory Pack Quantity | 30 | 30 | 30 |
| Subcategory | MOSFETs | MOSFETs | MOSFETs |
| Typical Turn Off Delay Time | 70 ns | 77 ns | 75 ns |
| Typical Turn On Delay Time | 25 ns | 53 ns | 33 ns |
| Unit Weight | 0.186952 oz | 0.186952 oz | 0.056438 oz |
| Vgs th Gate Source Threshold Voltage | - | 6.5 V | - |
| Qg Gate Charge | - | 230 nC | - |