| PartNumber | FDT439N | FDT434P |
| Description | MOSFET SOT-223 N-CH 30V | MOSFET SOT-223 P-CH -20V |
| Manufacturer | ON Semiconductor | ON Semiconductor |
| Product Category | MOSFET | MOSFET |
| RoHS | Y | E |
| Technology | Si | Si |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | SOT-223-4 | SOT-223-4 |
| Number of Channels | 1 Channel | 1 Channel |
| Transistor Polarity | N-Channel | P-Channel |
| Vds Drain Source Breakdown Voltage | 30 V | 20 V |
| Id Continuous Drain Current | 6.3 A | 6 A |
| Rds On Drain Source Resistance | 38 mOhms | 50 mOhms |
| Vgs Gate Source Voltage | 8 V | 8 V |
| Minimum Operating Temperature | - 55 C | - 55 C |
| Maximum Operating Temperature | + 150 C | + 150 C |
| Pd Power Dissipation | 3 W | 3 W |
| Configuration | Single | Single |
| Channel Mode | Enhancement | Enhancement |
| Packaging | Reel | Reel |
| Height | 1.8 mm | 1.8 mm |
| Length | 6.5 mm | 6.5 mm |
| Series | FDT439N | FDT434P |
| Transistor Type | 1 N-Channel | 1 P-Channel |
| Type | MOSFET | MOSFET |
| Width | 3.5 mm | 3.5 mm |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Forward Transconductance Min | 17 S | 6.5 S |
| Fall Time | 10 ns | 30 ns |
| Product Type | MOSFET | MOSFET |
| Rise Time | 10 ns | 15 ns |
| Factory Pack Quantity | 4000 | 4000 |
| Subcategory | MOSFETs | MOSFETs |
| Typical Turn Off Delay Time | 30 ns | 45 ns |
| Typical Turn On Delay Time | 6 ns | 8 ns |
| Part # Aliases | FDT439N_NL | FDT434P_NL |
| Unit Weight | 0.003951 oz | 0.003951 oz |
| Tradename | - | PowerTrench |