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| Part Number | BD249B-S | BD249C-S | BD239B-S | BD240B-S | BD241B-S | BD243B-S | BD244B-S | BD245B-S | BD246B-S | BD249-S | BD249A-S |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Transistor Type | NPN | NPN | NPN | PNP | NPN | NPN | PNP | NPN | PNP | NPN | NPN |
| Current - Collector (Ic) (Max) | 25 A | 25 A | 2 A | 2 A | 3 A | 6 A | 6 A | 10 A | 10 A | 25 A | 25 A |
| Voltage - Collector Emitter Breakdown (Max) | 80 V | 100 V | 80 V | 80 V | 80 V | 80 V | 80 V | 80 V | 80 V | 45 V | 60 V |
| Vce Saturation (Max) @ Ib, Ic | 4V @ 5A, 25A | 4V @ 5A, 25A | 700mV @ 200mA, 1A | 700mV @ 200mA, 1A | 1.2V @ 600mA, 3A | 1.5V @ 1A, 6A | 1.5V @ 1A, 6A | 4V @ 2.5A, 10A | 4V @ 2.5A, 10A | 4V @ 5A, 25A | 4V @ 5A, 25A |
| Current - Collector Cutoff (Max) | 1mA | 1mA | 300µA | 300µA | 300µA | 700µA | 700µA | 700µA | 700µA | 1mA | 1mA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 10 @ 15A, 4V | 5 @ 4V, 25A | 15 @ 1A, 4V | 15 @ 1A, 4V | 25 @ 1A, 4V | 15 @ 3A, 4V | 15 @ 3A, 4V | 20 @ 3A, 4V | 20 @ 3A, 4V | 10 @ 15A, 4V | 10 @ 15A, 4V |
| Power - Max | 3 W | 3 W | 2 W | 2 W | 2 W | 2 W | 2 W | 3 W | 3 W | 3 W | 3 W |
| Frequency - Transition | - | - | - | - | - | - | - | - | - | - | - |
| Operating Temperature | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-218-3 | TO-218-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-218-3 | TO-218-3 | TO-218-3 | TO-218-3 |
| Supplier Device Package | SOT-93 | SOT-93 | TO-220 | TO-220 | TO-220 | TO-220 | TO-220 | SOT-93 | SOT-93 | SOT-93 | SOT-93 |
