| Alternative | Original | |
| Digi-Key # | MJ11022GOS-ND | |
| Manufacturer | onsemi | Motorola |
| MJ11022G | 2N6578 | |
| Transistor Type | NPN - Darlington | NPN - Darlington |
| Current - Collector (Ic) (Max) | 15 A | 15 A |
| Voltage - Collector Emitter Breakdown (Max) | 250 V | 120 V |
| Vce Saturation (Max) @ Ib, Ic | 3.4V @ 150mA, 15A | 4.0V @ 150ma, 15A |
| Current - Collector Cutoff (Max) | 1mA | 1mA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 400 @ 10A, 5V | 100 @ 15A, 4V |
| Power - Max | 175 W | 120 W |
| Operating Temperature | -65°C ~ 200°C (TJ) | -65°C ~ 200°C (TJ) |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | TO-204AA, TO-3 | TO-204AA, TO-3 |
Please review the datasheets to ensure the alternative will work for your application.