Content for BC847

BC847

NPN general-purpose transistors in a small SOT23 (TO-236AB), very small SOT323 (SC-70) or ultra small SOT883 (DFN1006-3) Surface-Mounted Device (SMD) plastic package.

Arduino 2-Digit 0.5″ Common Cathode 7 Segment Display Module

“This is an Arduino compatible board for creating 2 Digit Display projects. The circuit operates with 5V DC, Connector CN1 is provided for bootloader programming and Arduino firmware upload. A new Atmega328 chip requires a bootloader and Arduino firmware programming …

12W Dimmer with Soft Start for 12V LEDs

“The circuit presented here is a LED dimmer with a soft-start function. The board can drive a LED up to 12W and the circuit can manage a load up to 1A continuous with 12Vsupply. The circuit is built using SG3525 …

Sound Sensor With Onboard Relay Arduino Nano Shield

“This sound sensor with Relay driver shield for Arduino Nano can be used to develop sound-activated ON/OFF switch or other projects that require sound senor. LM358 op-amp is used as the amplifier, 1st op-amp amplifies the microphone signal, and …

A LED tree that you can blow out

“You must be wondering why I’ve done this fancy and unusual project. The answer is pretty straightforward: I wanted to make “one of a kind” gift for my friend. Just something you can’t buy in a store , you …