| Photo | Mfr. Part # | Availability | Quantity | Datasheet | RoHs | Series | Package/Case | Packaging | Product Status | Transistor Type | Current - Collector (Ic) (Max) | Voltage - Collector Emitter Breakdown (Max) | Vce Saturation (Max) @ Ib, Ic | Current - Collector Cutoff (Max) | DC Current Gain (hFE) (Min) @ Ic, Vce | Power - Max | Frequency - Transition | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|   | MS2N4931TRANS PNP TO-39 Microsemi Corporation | 5,420 |  | - |  | - | - | Bulk | Discontinued at Digi-Key | - | - | - | - | - | - | - | - | - | - | - | - | - | 
|   | JAN2N2221AUBTRANS NPN 50V 0.8A UB Microsemi Corporation | 3,811 |  |   Datasheet |  | - | 3-SMD, No Lead | Bulk | Active | NPN | 800 mA | 50 V | 1V @ 50mA, 500mA | 50nA | 40 @ 150mA, 10V | 500 mW | - | -65°C ~ 200°C (TJ) | Military | MIL-PRF-19500/255 | Surface Mount | UB | 
| ,TO-226_straightlead.jpg)  | 2N2221ATRANS NPN 50V 0.8A TO-18 Microsemi Corporation | 4,037 |  | - |  | - | TO-206AA, TO-18-3 Metal Can | Bulk | Active | NPN | 800 mA | 50 V | 1V @ 50mA, 500mA | 50nA | 40 @ 150mA, 10V | 500 mW | - | -65°C ~ 200°C (TJ) | - | - | Through Hole | TO-18 (TO-206AA) | 
|   | 2N2221AUBTRANS NPN 50V 0.8A 3-SMD Microsemi Corporation | 5,763 |  |   Datasheet |  | - | 3-SMD, Flat Leads | Bulk | Active | NPN | 800 mA | 50 V | 1V @ 50mA, 500mA | 50nA | 40 @ 150mA, 10V | 500 mW | - | -65°C ~ 200°C (TJ) | - | - | Surface Mount | 3-SMD | 
|   | JAN2N2221ATRANS NPN 50V 0.8A TO-18 Microsemi Corporation | 3,442 |  |   Datasheet |  | - | TO-206AA, TO-18-3 Metal Can | Bulk | Active | NPN | 800 mA | 50 V | 1V @ 50mA, 500mA | 50nA | 40 @ 150mA, 10V | 500 mW | - | -65°C ~ 200°C (TJ) | Military | MIL-PRF-19500/255 | Through Hole | TO-18 (TO-206AA) | 
|   | JANTX2N2221ATRANS NPN 50V 0.8A TO-18 Microsemi Corporation | 5,493 |  | - |  | - | TO-206AA, TO-18-3 Metal Can | Bulk | Active | NPN | 800 mA | 50 V | 1V @ 50mA, 500mA | 50nA | 40 @ 150mA, 10V | 500 mW | - | -65°C ~ 200°C (TJ) | Military | MIL-PRF-19500/255 | Through Hole | TO-18 (TO-206AA) | 
|   | JAN2N2221ALTRANS NPN 50V 0.8A TO-18 Microsemi Corporation | 3,662 |  |   Datasheet |  | - | TO-206AA, TO-18-3 Metal Can | Bulk | Active | NPN | 800 mA | 50 V | 1V @ 50mA, 500mA | 50nA | 40 @ 150mA, 10V | 500 mW | - | -65°C ~ 200°C (TJ) | Military | MIL-PRF-19500/255 | Through Hole | TO-18 (TO-206AA) | 
|   | JANTX2N2221ALTRANS NPN 50V 0.8A TO-18 Microsemi Corporation | 3,152 |  | - |  | - | TO-206AA, TO-18-3 Metal Can | Bulk | Active | NPN | 800 mA | 50 V | 1V @ 50mA, 500mA | 50nA | 40 @ 150mA, 10V | 500 mW | - | -65°C ~ 200°C (TJ) | Military | MIL-PRF-19500/255 | Through Hole | TO-18 (TO-206AA) | 
|   | 2N2221ALTRANS NPN 50V 0.8A TO-18 Microsemi Corporation | 5,485 |  |   Datasheet |  | - | TO-206AA, TO-18-3 Metal Can | Bulk | Active | NPN | 800 mA | 50 V | 1V @ 50mA, 500mA | 50nA | 40 @ 150mA, 10V | 500 mW | - | -65°C ~ 200°C (TJ) | - | - | Through Hole | TO-18 (TO-206AA) | 
|   | 2N3251ATRANS PNP 60V 0.2A TO39 Microsemi Corporation | 3,103 |  |   Datasheet |  | - | TO-205AD, TO-39-3 Metal Can | Bulk | Obsolete | PNP | 200 mA | 60 V | 500mV @ 5mA, 50mA | 10µA (ICBO) | 100 @ 10mA, 1V | 360 mW | - | -65°C ~ 200°C (TJ) | - | - | Through Hole | TO-39 (TO-205AD) |