BD743B-S
TRANS NPN 80V 15A TO220Manufacturer: Bourns Inc.
Categories: Single Bipolar Transistors
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Bourns Inc. BD743B-S is an NPN bipolar junction transistor (BJT) designed for robust power switching applications. This component features a 80V collector-emitter breakdown voltage and a continuous collector current capability of 15A, with a maximum power dissipation of 2W. It exhibits a minimum DC current gain (hFE) of 20 at 5A and 4V. The transistor is housed in a standard TO-220-3 package for through-hole mounting, facilitating integration into power supply circuits, motor control systems, and general-purpose amplification within industrial automation and consumer electronics. The device operates within an ambient temperature range of -65°C to 150°C.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | TO-220-3 |
| Mounting Type | Through Hole |
| Transistor Type | NPN |
| Operating Temperature | -65°C ~ 150°C (TJ) |
| Vce Saturation (Max) @ Ib, Ic | 3V @ 5A, 15A |
| Current - Collector Cutoff (Max) | 1µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 20 @ 5A, 4V |
| Frequency - Transition | - |
| Supplier Device Package | TO-220 |
| Current - Collector (Ic) (Max) | 15 A |
| Voltage - Collector Emitter Breakdown (Max) | 80 V |
| Power - Max | 2 W |
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