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| PartNumber | APT37F50B | APT37F50S | APT37F50B TO3P |
| Description | MOSFET FG, FREDFET, 500V, TO-247 | MOSFET FG, FREDFET, 500V, TO-268 | |
| Manufacturer | Microchip | Microchip | - |
| Product Category | MOSFET | MOSFET | - |
| RoHS | Y | Y | - |
| Technology | Si | Si | - |
| Mounting Style | Through Hole | SMD/SMT | - |
| Package / Case | TO-247-3 | D3PAK-3 | - |
| Transistor Polarity | N-Channel | - | - |
| Vds Drain Source Breakdown Voltage | 500 V | - | - |
| Id Continuous Drain Current | 37 A | - | - |
| Rds On Drain Source Resistance | 130 mOhms | - | - |
| Vgs th Gate Source Threshold Voltage | 4 V | - | - |
| Vgs Gate Source Voltage | 30 V | - | - |
| Qg Gate Charge | 145 nC | - | - |
| Minimum Operating Temperature | - 55 C | - | - |
| Maximum Operating Temperature | + 150 C | - | - |
| Pd Power Dissipation | 520 W | - | - |
| Channel Mode | Enhancement | - | - |
| Tradename | POWER MOS 8 | - | - |
| Packaging | Tube | Tube | - |
| Height | 5.31 mm | - | - |
| Length | 21.46 mm | - | - |
| Width | 16.26 mm | - | - |
| Brand | Microchip / Microsemi | Microchip / Microsemi | - |
| Forward Transconductance Min | 27 S | - | - |
| Fall Time | 21 ns | - | - |
| Product Type | MOSFET | MOSFET | - |
| Rise Time | 29 ns | - | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | MOSFETs | MOSFETs | - |
| Typical Turn Off Delay Time | 65 ns | - | - |
| Typical Turn On Delay Time | 25 ns | - | - |
| Unit Weight | 1.340411 oz | 1.340411 oz | - |