SPTECHExtended
1 PNP 1.1V 115W 15A 2.5MHz 60V 70 7V PNP Standalone TO-3 Bipolar (BJT) ROHS
The MJ2955 is a bipolar made by SPTECH in a TO-3 package with 3 pins. 1 PNP 1.1V 115W 15A 2.5MHz 60V 70 7V PNP Standalone TO-3 Bipolar (BJT) ROHS.
PCBKit's library has its KiCad symbol (Transistor_BJT:MJ2955, from KiCad's library) and its footprint (Package_TO_SOT_THT:TO-3, from KiCad's library), ready for a KiCad board. 79 are in stock at JLCPCB (part C2907827). 2 open-source boards in 2 repositories on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | B | Input |
| 2 | E | Passive |
| 3 | C | Passive |
zainsarwar669-tech/PCB-Desgin-of-2-layer-of-Auto-charging-Cutoff-and-battery-status-shower
A compact 2-layer PCB featuring automatic battery charging cutoff and real-time battery status indication. The circuit protects against overcharging, extends battery life, and displays charging/battery level status…
Yes. The symbol is Transistor_BJT:MJ2955 and the footprint Package_TO_SOT_THT:TO-3, both drawn on this page. PCBKit places them on a board for you when you design with it.
TO-3, with 3 pins. Its footprint is drawn on this page.
SPTECH publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C2907827, with 79 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the 2N3055 by JSMSEMI, the 2N3055A by SPTECH, the MJ15022 by SPTECH and the 2N3055 by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.
2 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.