2SD1781
Jiangsu Changjing Electronics Technology (CJ)Extended
- Part id
- cj/2SD1781
- Category
- Bipolar (BJT)
- Package
- SOT-23
- Pins
- 3
- In stock
- 544 at JLCPCB (C19267722)
Overview
The 2SD1781 is a bipolar made by Jiangsu Changjing Electronics Technology (CJ) in a SOT-23 package with 3 pins.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:BCV27, from EasyEDA) and its footprint (Package_TO_SOT_SMD:SOT-23, from KiCad's library), ready for a KiCad board. 544 are in stock at JLCPCB (part C19267722).
Symbol
Footprint
Pinout
3| Pin | Name | Type |
|---|---|---|
| 1 | B | Unspecified |
| 2 | E | Unspecified |
| 3 | C | Unspecified |
Parts like it
8
SS8050
SOT-23-55℃~+150℃ 1 NPN 1.5A 100MHz 100nA 120 25V 300mW 500mV 5V NPN SOT-23 Bipolar (BJT) ROHShongjiachengBipolar (BJT)SS8050
SOT-23-55℃~+150℃ 1 NPN 1.5A 100MHz 100nA 25V 300mW 400 500mV 5V NPN SOT-23 Bipolar (BJT) ROHSMDDBipolar (BJT)SS8550
SOT-23-55℃~+150℃ 1 PNP 1.5A 100MHz 100nA 120 25V 300mW 500mV 5V PNP SOT-23 Bipolar (BJT) ROHShongjiachengBipolar (BJT)SS8550 Y2
SOT-23-55℃~+150℃ 1 PNP 1.5A 100MHz 100nA 200 25V 300mW 500mV 5V PNP SOT-23 Bipolar (BJT) ROHSJiangsu Changjing Electronics Technology (CJ)Bipolar (BJT)L8050QLT1G
SOT-23-55℃~+150℃ 1 NPN 100 150nA 225mW 25V 500mV 5V 800mA NPN SOT-23 Bipolar (BJT) ROHSLeshan Radio (LRC)Bipolar (BJT)SS8550 Y2
SOT-23SOT-23 Bipolar (BJT) ROHSTDSEMICBipolar (BJT)SS8050
SOT-231 NPN 1.5A 100MHz 100nA 200 250mW 25V 500mV 5V NPN SOT-23 Bipolar (BJT) ROHSGuangdong HottechBipolar (BJT)SS8050 Y1
SOT-23Bipolar (BJT)TDSEMIC
Questions
Is there a KiCad symbol and footprint for the 2SD1781?
Yes. The symbol is EasyEDA_Cloud:BCV27 and the footprint Package_TO_SOT_SMD:SOT-23, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the 2SD1781?
SOT-23, with 3 pins. Its footprint is drawn on this page.
Where is the 2SD1781 datasheet?
Jiangsu Changjing Electronics Technology (CJ) publishes it: the Datasheet link on this page opens it.
Where can I order the 2SD1781?
JLCPCB lists it as part C19267722, with 544 in stock; the sellers' links on this page open their listings.
What can replace the 2SD1781?
Parts like it in the library: the SS8050 by hongjiacheng, the SS8050 by MDD, the SS8550 by hongjiacheng and the SS8550 Y2 by Jiangsu Changjing Electronics Technology (CJ). Check their datasheets: a part that fits the footprint may still differ in its ratings.