
BD135-16
STMicroelectronicsExtended
1 NPN 1.25W 1.5A 10uA 40 45V 500mV 5V NPN TO-126 Bipolar (BJT) ROHS
- Part id
- st/BD135-16
- Category
- Bipolar (BJT)
- Package
- TO-126
- Pins
- 3
- In stock
- 780 at JLCPCB (C2970575)
- Used on
- 1 open-source board
Overview
The BD135-16 is a bipolar made by STMicroelectronics in a TO-126 package with 3 pins. 1 NPN 1.25W 1.5A 10uA 40 45V 500mV 5V NPN TO-126 Bipolar (BJT) ROHS.
PCBKit's library has its KiCad symbol (Transistor_BJT:BD135, from KiCad's library) and its footprint (Package_TO_SOT_THT:TO-126-3_Vertical, from KiCad's library), ready for a KiCad board. 780 are in stock at JLCPCB (part C2970575). 1 open-source board in 1 repository on GitHub use it.
Symbol
Footprint
Pinout
3| Pin | Name | Type |
|---|---|---|
| 1 | E | Passive |
| 2 | C | Passive |
| 3 | B | Input |
Open-source boards using it
1- 2 layers48.3 × 53.3 mm

Parts like it
8BD139
TO-126-65℃~+150℃ 1 NPN 1.5A 10uA 12.5W 500mV 5V 63 80V NPN TO-126 Bipolar (BJT) ROHSSTMicroelectronicsBipolar (BJT)BD140
TO-126-65℃~+150℃ 1 PNP 1.25W 1.5A 100nA 500mV 5V 63 80V PNP TO-126 Bipolar (BJT) ROHSSTMicroelectronicsBipolar (BJT)BD139-16
SOT-32-3-65℃~+150℃ 1 NPN 1.5A 100 10uA 12.5W 500mV 5V 80V NPN SOT-32-3 Bipolar (BJT) ROHSSTMicroelectronicsBipolar (BJT)BD139(RANGE:100-250)
TO-126-31 NPN 1.25W 1.5A 100nA 250 500mV 5V 80V NPN TO-126-3 Bipolar (BJT) ROHSJiangsu Changjing Electronics Technology (CJ)Bipolar (BJT)BD237
TO-126F-3-55℃~+150℃ 1 NPN 100uA 25 25W 2A 3MHz 5V 600mV 80V NPN TO-126F-3 Bipolar (BJT) ROHSJiangsu Changjing Electronics Technology (CJ)Bipolar (BJT)BD139
TO-1261 NPN 1.25W 1.5A 100nA 120V 200@150mA,2V 500mV@500mA,50mA 5V Independent NPN TO-126 Bipolar (BJT) ROHSluJingBipolar (BJT)BD138
TO-126-55℃~+150℃ 1 PNP 1.25W 1.5A 100nA 40 500mV 5V 60V PNP TO-126 Bipolar (BJT) ROHSJiangsu Changjing Electronics Technology (CJ)Bipolar (BJT)BD140
TO-126-55℃~+150℃ 1 PNP 1.25W 1.5A 100nA 40 500mV 5V 80V PNP TO-126 Bipolar (BJT) ROHSJiangsu Changjing Electronics Technology (CJ)Bipolar (BJT)
Questions
Is there a KiCad symbol and footprint for the BD135-16?
Yes. The symbol is Transistor_BJT:BD135 and the footprint Package_TO_SOT_THT:TO-126-3_Vertical, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the BD135-16?
TO-126, with 3 pins. Its footprint is drawn on this page.
Where is the BD135-16 datasheet?
STMicroelectronics publishes it: the Datasheet link on this page opens it.
Where can I order the BD135-16?
JLCPCB lists it as part C2970575, with 780 in stock; the sellers' links on this page open their listings.
What can replace the BD135-16?
Parts like it in the library: the BD139 by STMicroelectronics, the BD140 by STMicroelectronics, the BD139-16 by STMicroelectronics and the BD139(RANGE:100-250) 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 BD135-16?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.