2 layers89.3 × 55 mm
MMBT5550
Jiangsu Changjing Electronics Technology (CJ)Extended
-55℃~+150℃ 1 NPN 100nA 140V 225mW 250mV 60 600mA 6V NPN SOT-23 Bipolar (BJT) ROHS
- Part id
- cj/MMBT5550
- Category
- Bipolar (BJT)
- Package
- SOT-23
- Pins
- 3
- In stock
- 4,304 at JLCPCB (C193745)
- Used on
- 1 open-source board
Overview
The MMBT5550 is a bipolar made by Jiangsu Changjing Electronics Technology (CJ) in a SOT-23 package with 3 pins. -55℃~+150℃ 1 NPN 100nA 140V 225mW 250mV 60 600mA 6V NPN SOT-23 Bipolar (BJT) ROHS.
PCBKit's library has its KiCad symbol (Pinmap_Generic:Q_NPN_1B_2E_3C, from PCBKit's generic symbols) and its footprint (Package_TO_SOT_SMD:SOT-23, from KiCad's library), ready for a KiCad board. 4,304 are in stock at JLCPCB (part C193745). 1 open-source board in 1 repository on GitHub use it.
Symbol
Footprint
Pinout
3| Pin | Name | Type |
|---|---|---|
| 1 | B | Input |
| 2 | E | Passive |
| 3 | C | Passive |
Open-source boards using it
1Parts 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)MMBT5551
SOT-23-55℃~+150℃ 1 NPN 100 100MHz 150mV 160V 300mW 50nA 600mA 6V NPN SOT-23 Bipolar (BJT) ROHShongjiachengBipolar (BJT)MMBT5401
SOT-23-55℃~+150℃ 1 PNP 100 100MHz 100nA 160V 200mV 300mW 5V 600mA PNP SOT-23 Bipolar (BJT) ROHShongjiachengBipolar (BJT)MMBT5551
SOT-23-55℃~+150℃ 1 NPN 160V 200 200mV 300MHz 300mW 50nA 600mA 6V NPN SOT-23 Bipolar (BJT) ROHSJiangsu Changjing Electronics Technology (CJ)Bipolar (BJT)MMBT2222AL
SOT-23-55℃~+150℃ 1 NPN 10nA 225mW 300MHz 300mV 35 40V 600mA 6V NPN SOT-23 Bipolar (BJT) ROHSonsemiBipolar (BJT)MMBT5551L
SOT-23-55℃~+150℃ 1 NPN 100nA 160V 250mV 300mW 600mA 6V 80 NPN SOT-23 Bipolar (BJT) ROHSonsemiBipolar (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)
Questions
Is there a KiCad symbol and footprint for the MMBT5550?
Yes. The symbol is Pinmap_Generic:Q_NPN_1B_2E_3C 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 MMBT5550?
SOT-23, with 3 pins. Its footprint is drawn on this page.
Where is the MMBT5550 datasheet?
Jiangsu Changjing Electronics Technology (CJ) publishes it: the Datasheet link on this page opens it.
Where can I order the MMBT5550?
JLCPCB lists it as part C193745, with 4,304 in stock; the sellers' links on this page open their listings.
What can replace the MMBT5550?
Parts like it in the library: the SS8050 by hongjiacheng, the MMBT5551 by hongjiacheng, the MMBT5401 by hongjiacheng and the MMBT5551 by Jiangsu Changjing Electronics Technology (CJ). Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the MMBT5550?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.