Trimpots, perfect for breadboarding and prototyping
For measuring an electromotive force by balancing it against the potential difference produced by passing a known current through a known variable resistance.
Gikfun 1N4007 IN4007 DIP Plastic Rectifier Diode MIC For Arduino DIY (Pack of 100pcs)
Capable of driving high voltage motors using TTL 5V logic levels, the SN754410 can drive 4.5V up to 36V at 1A continuous output current!
1/2" diameter, 3/16" thick discs
These IRF520 models have a variety of applications including solenoid and relay drivers, regulators, DC-DC & DC-AC converters, motor control & audio amplifiers, and much more.
When you need to switch a lot of power, N channel MOSFETs are best for the job.
This optically coupled isolator consists of an Infrared light emitting diode and NPN silicon photo transistor. It features high current transfer ratio, high isolation voltage and all electrical parameters 100 percent tested.
This is the basic LD1117V33 voltage regulator, a low drop positive regulator with a 3.3V fixed output voltage.
This is the basic L7805 voltage regulator, a three-terminal positive regulator with a 5V fixed output voltage.