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| Part Number | BD539-S | BD539C-S | BD539A-S | BD539B-S |
|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Transistor Type | NPN | NPN | NPN | NPN |
| Current - Collector (Ic) (Max) | 5 A | 5 A | 5 A | 5 A |
| Voltage - Collector Emitter Breakdown (Max) | 40 V | 100 V | 60 V | 80 V |
| Vce Saturation (Max) @ Ib, Ic | 1.5V @ 1A, 5A | 1.5V @ 1A, 5A | 1.5V @ 1A, 5A | 1.5V @ 1A, 5A |
| Current - Collector Cutoff (Max) | 300µA | 300µA | 300µA | 300µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 12 @ 3A, 4V | 12 @ 3A, 4V | 12 @ 3A, 4V | 12 @ 3A, 4V |
| Power - Max | 2 W | 2 W | 2 W | 2 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) |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 |
| Supplier Device Package | TO-220 | TO-220 | TO-220 | TO-220 |
