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| Part Number | BD249C | BD249CG |
| Manufacturer | onsemi | onsemi |
| Series | - | - |
| Package/Case | TO-218-3 | TO-218-3 |
| Packaging | Bulk | Bulk |
| Product Status | Discontinued at Digi-Key | Discontinued at Digi-Key |
| Transistor Type | NPN | NPN |
| Current - Collector (Ic) (Max) | 25 A | 25 A |
| Voltage - Collector Emitter Breakdown (Max) | 100 V | 100 V |
| Vce Saturation (Max) @ Ib, Ic | 4V @ 5A, 25A | 4V @ 5A, 25A |
| Current - Collector Cutoff (Max) | 1mA | 1mA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 25 @ 1.5A, 4V | 25 @ 1.5A, 4V |
| Power - Max | 125 W | 125 W |
| Frequency - Transition | 3MHz | 3MHz |
| Operating Temperature | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) |
| Grade | - | - |
| Qualification | - | - |
| Mounting Type | Through Hole | Through Hole |
| Supplier Device Package | SOT-93 | SOT-93 |
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