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| Part Number | BD537K | BD538K | BD534K | BD537 | BD537J |
|---|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | onsemi | STMicroelectronics | onsemi |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Transistor Type | NPN | PNP | PNP | NPN | NPN |
| Current - Collector (Ic) (Max) | 8 A | 8 A | 8 A | 8 A | 8 A |
| Voltage - Collector Emitter Breakdown (Max) | 80 V | 80 V | 45 V | 80 V | 80 V |
| Vce Saturation (Max) @ Ib, Ic | 800mV @ 200mA, 2A | 800mV @ 600mA, 6A | 800mV @ 600mA, 6A | 800mV @ 600mA, 6A | 800mV @ 200mA, 2A |
| Current - Collector Cutoff (Max) | 100µA | 100µA | 100µA | 100µA | 100µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 40 @ 2A, 2V | 40 @ 2A, 2V | 40 @ 2A, 2V | 15 @ 2A, 2V | 30 @ 2A, 2V |
| Power - Max | 50 W | 50 W | 50 W | 50 W | 50 W |
| Frequency - Transition | 12MHz | 12MHz | 12MHz | - | 12MHz |
| Operating Temperature | 150°C (TJ) | 150°C (TJ) | 150°C (TJ) | 150°C (TJ) | 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 |
| Supplier Device Package | TO-220-3 | TO-220-3 | TO-220-3 | TO-220 | TO-220-3 |
