BU128
SPTECHExtended
1 NPN 10A 10V 200V 40 60MHz 62.5W 6V NPN Standalone TO-3 Bipolar (BJT) ROHS
- Part id
- sptech/BU128
- Category
- Bipolar (BJT)
- Package
- TO-3
- Pins
- 4
- In stock
- 0 at JLCPCB (C2907865)
Overview
The BU128 is a bipolar made by SPTECH in a TO-3 package with 4 pins. 1 NPN 10A 10V 200V 40 60MHz 62.5W 6V NPN Standalone TO-3 Bipolar (BJT) ROHS.
PCBKit's library has its KiCad symbol (Pinmap_Generic:Q_NPN_1B_2E_3C_4C, from PCBKit's generic symbols) and its footprint (EasyEDA_Cloud:TO-3_L39.4-W26.7-P10.92-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C2907865).
Symbol
Footprint
Pinout
4| Pin | Name | Type |
|---|---|---|
| 1 | B | Input |
| 2 | E | Passive |
| 3 | C | Passive |
| 4 | C | Passive |
Parts like it
8
2N3773
TO-31 NPN 140V 150W 16A 4V 60 7V NPN Standalone TO-3 Bipolar (BJT) ROHSSPTECHBipolar (BJT)2SC2246
TO-31 NPN 1.2V 100W 15A 1mA 400V 5V 6 NPN TO-3 Bipolar (BJT) ROHSSPTECHBipolar (BJT)BD142
TO-31 NPN 1.1V 100uA 117W 15A 160 45V 7V NPN TO-3 Bipolar (BJT) ROHSSPTECHBipolar (BJT)MJ15015
TO-3-65℃~+200℃ 1 NPN 10 100uA 120V 15A 180W 5V 6MHz 7V NPN TO-3 Bipolar (BJT) ROHSonsemiBipolar (BJT)2N5686
TO-31 NPN 2MHz 2mA 300W 50A 5V 5V 60 80V NPN TO-3 Bipolar (BJT) ROHSSPTECHBipolar (BJT)2N6678
TO-31 NPN 1.5V 15A 175W 3MHz 400V 8 8V NPN TO-3 Bipolar (BJT) ROHSSPTECHBipolar (BJT)2SD211
TO-31 NPN 1.5V 100W 100uA 10A 30 60V 6V 8MHz NPN Standalone TO-3 Bipolar (BJT) ROHSSPTECHBipolar (BJT)MJ21194
TO-31 NPN 16A 250V 250W 4MHz 4V 5V 75 NPN TO-3 Bipolar (BJT) ROHSSPTECHBipolar (BJT)
Questions
Is there a KiCad symbol and footprint for the BU128?
Yes. The symbol is Pinmap_Generic:Q_NPN_1B_2E_3C_4C and the footprint EasyEDA_Cloud:TO-3_L39.4-W26.7-P10.92-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the BU128?
TO-3, with 4 pins. Its footprint is drawn on this page.
Where can I order the BU128?
JLCPCB lists it as part C2907865, with 0 in stock; the sellers' links on this page open their listings.
What can replace the BU128?
Parts like it in the library: the 2N3773 by SPTECH, the 2SC2246 by SPTECH, the BD142 by SPTECH and the MJ15015 by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.