![LDR circuit diagram with PNP transistor (dark detector) | Ldr circuit, Circuit diagram, Electrical circuit diagram LDR circuit diagram with PNP transistor (dark detector) | Ldr circuit, Circuit diagram, Electrical circuit diagram](https://i.pinimg.com/474x/29/42/42/29424235f051c57c4ca1bdf886d09573.jpg)
LDR circuit diagram with PNP transistor (dark detector) | Ldr circuit, Circuit diagram, Electrical circuit diagram
![BDC-PNP2NPN-MINI / Mini PNP-NPN átalakító modul, 3.3-24V, visszajelző LED-del (BDC-PNP2NPN-MINI) - HESTORE - Elektronikai alkatrész kis- és nagykereskedelem BDC-PNP2NPN-MINI / Mini PNP-NPN átalakító modul, 3.3-24V, visszajelző LED-del (BDC-PNP2NPN-MINI) - HESTORE - Elektronikai alkatrész kis- és nagykereskedelem](https://www.hestore.hu/images/comp/full/SURNTk5OLUItQ1BOUElQMg.jpg)
BDC-PNP2NPN-MINI / Mini PNP-NPN átalakító modul, 3.3-24V, visszajelző LED-del (BDC-PNP2NPN-MINI) - HESTORE - Elektronikai alkatrész kis- és nagykereskedelem
![NPN or PNP transistor for common-cathode seven segment display LEDs? - Electrical Engineering Stack Exchange NPN or PNP transistor for common-cathode seven segment display LEDs? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/3GkTK.png)
NPN or PNP transistor for common-cathode seven segment display LEDs? - Electrical Engineering Stack Exchange
![NPN and PNP transistor LED Driver connection | right led connection with npn and pnp transistor - YouTube NPN and PNP transistor LED Driver connection | right led connection with npn and pnp transistor - YouTube](https://i.ytimg.com/vi/IpInB-RqGJ0/maxresdefault.jpg)
NPN and PNP transistor LED Driver connection | right led connection with npn and pnp transistor - YouTube
![I have a PNP BJT and an LED driver (current sink, theoretically 20 mA and max 3.3 V). The LED driver is connected through an LED to the base of the BJT. I have a PNP BJT and an LED driver (current sink, theoretically 20 mA and max 3.3 V). The LED driver is connected through an LED to the base of the BJT.](https://preview.redd.it/i-have-a-pnp-bjt-and-an-led-driver-current-sink-v0-1mbmtkqu4zfb1.png?width=640&crop=smart&auto=webp&s=84f4d1c009a289f9a6e4f6968811b9b06e3b8207)