Small Signal Bipolar Transistor, 0.1A I(C), 1-Element, NPN, Silicon, TO-106, TO-106, 4 PIN
| Parameter Name | Attribute value |
| Parts packaging code | BCY |
| package instruction | CYLINDRICAL, O-PBCY-W4 |
| Contacts | 3 |
| Reach Compliance Code | unknow |
| Maximum collector current (IC) | 0.1 A |
| Configuration | SINGLE |
| Minimum DC current gain (hFE) | 18 |
| JEDEC-95 code | TO-106 |
| JESD-30 code | O-PBCY-W4 |
| Number of components | 1 |
| Number of terminals | 4 |
| Maximum operating temperature | 125 °C |
| Package body material | PLASTIC/EPOXY |
| Package shape | ROUND |
| Package form | CYLINDRICAL |
| Polarity/channel type | NPN |
| Maximum power dissipation(Abs) | 0.2 W |
| Certification status | Not Qualified |
| surface mount | NO |
| Terminal form | WIRE |
| Terminal location | BOTTOM |
| Transistor component materials | SILICON |
| Nominal transition frequency (fT) | 400 MHz |
| Base Number Matches | 1 |

| 2N4275 | 2N4252 | 2N4248 | 2N4249 | 2N4261 | 2N4260 | 2N4356 | 2N4250 | 2N4899 | |
|---|---|---|---|---|---|---|---|---|---|
| Description | Small Signal Bipolar Transistor, 0.1A I(C), 1-Element, NPN, Silicon, TO-106, TO-106, 4 PIN | RF Small Signal Bipolar Transistor, 0.05A I(C), 1-Element, Silicon, NPN, TO-72, TO-72, 4 PIN | Small Signal Bipolar Transistor, 0.1A I(C), 1-Element, PNP, Silicon, TO-106, TO-106, 4 PIN | Small Signal Bipolar Transistor, 0.1A I(C), 1-Element, PNP, Silicon, TO-106, TO-106, 4 PIN | RF Small Signal Bipolar Transistor, 0.03A I(C), 1-Element, Silicon, PNP, TO-72, TO-72, 4 PIN | RF Small Signal Bipolar Transistor, 0.03A I(C), 1-Element, Silicon, PNP, TO-72, TO-72, 4 PIN | Small Signal Bipolar Transistor, 0.5A I(C), 1-Element, PNP, Silicon, TO-105, TO-105, 3 PIN | Small Signal Bipolar Transistor, 0.1A I(C), 1-Element, PNP, Silicon, TO-106, TO-106, 4 PIN | Power Bipolar Transistor, 1A I(C), 1-Element, PNP, Silicon, TO-66, Metal, 2 Pin, TO-66, 2 PIN |
| Parts packaging code | BCY | TO-72 | BCY | BCY | TO-72 | TO-72 | TO-105 | BCY | TO-66 |
| package instruction | CYLINDRICAL, O-PBCY-W4 | CYLINDRICAL, O-MBCY-W4 | CYLINDRICAL, O-PBCY-W4 | CYLINDRICAL, O-PBCY-W4 | CYLINDRICAL, O-MBCY-W4 | CYLINDRICAL, O-MBCY-W4 | CYLINDRICAL, O-PBCY-W3 | TO-106, 4 PIN | FLANGE MOUNT, O-MBFM-P2 |
| Contacts | 3 | 4 | 3 | 3 | 4 | 4 | 3 | 3 | 2 |
| Reach Compliance Code | unknow | unknow | unknow | unknow | unknow | unknow | unknow | unknown | unknow |
| Maximum collector current (IC) | 0.1 A | 0.05 A | 0.1 A | 0.1 A | 0.03 A | 0.03 A | 0.5 A | 0.1 A | 1 A |
| Configuration | SINGLE | SINGLE | SINGLE | SINGLE | SINGLE | SINGLE | SINGLE | SINGLE | SINGLE |
| JEDEC-95 code | TO-106 | TO-72 | TO-106 | TO-106 | TO-72 | TO-72 | TO-105 | TO-106 | TO-66 |
| JESD-30 code | O-PBCY-W4 | O-MBCY-W4 | O-PBCY-W4 | O-PBCY-W4 | O-MBCY-W4 | O-MBCY-W4 | O-PBCY-W3 | O-PBCY-W4 | O-MBFM-P2 |
| Number of components | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Number of terminals | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 2 |
| Maximum operating temperature | 125 °C | 175 °C | 125 °C | 150 °C | 200 °C | 200 °C | 125 °C | 150 °C | 175 °C |
| Package body material | PLASTIC/EPOXY | METAL | PLASTIC/EPOXY | PLASTIC/EPOXY | METAL | METAL | PLASTIC/EPOXY | PLASTIC/EPOXY | METAL |
| Package shape | ROUND | ROUND | ROUND | ROUND | ROUND | ROUND | ROUND | ROUND | ROUND |
| Package form | CYLINDRICAL | CYLINDRICAL | CYLINDRICAL | CYLINDRICAL | CYLINDRICAL | CYLINDRICAL | CYLINDRICAL | CYLINDRICAL | FLANGE MOUNT |
| Polarity/channel type | NPN | NPN | PNP | PNP | PNP | PNP | PNP | PNP | PNP |
| Maximum power dissipation(Abs) | 0.2 W | 0.2 W | 0.2 W | 0.2 W | 0.2 W | 0.2 W | 0.35 W | 0.2 W | 25 W |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| surface mount | NO | NO | NO | NO | NO | NO | NO | NO | NO |
| Terminal form | WIRE | WIRE | WIRE | WIRE | WIRE | WIRE | WIRE | WIRE | PIN/PEG |
| Terminal location | BOTTOM | BOTTOM | BOTTOM | BOTTOM | BOTTOM | BOTTOM | BOTTOM | BOTTOM | BOTTOM |
| Transistor component materials | SILICON | SILICON | SILICON | SILICON | SILICON | SILICON | SILICON | SILICON | SILICON |
| Nominal transition frequency (fT) | 400 MHz | 600 MHz | 40 MHz | 40 MHz | 2000 MHz | 1600 MHz | 100 MHz | 50 MHz | 0.03 MHz |
| Minimum DC current gain (hFE) | 18 | - | 50 | 100 | 30 | 30 | 25 | 250 | 20 |
| Base Number Matches | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - |