Have you ever wondered how tiny devices & gadgets can sense the world around them? Think about a small weather station that tells you the weather, like it is raining or sunny outside. Or a sensor that helps a car know when to press the brakes. These sensors are extremely special because they can “feel” things like changes in light, temperature, or even movement. And to work, these sensors need energy, so we need to make the energy is used carefully. One of the keys to saving energy in sensor systems is through the passive electronic components. Before we jump into the details, let’s understand more about sensor systems