In my previous article on photovoltaic (PV) systems (“The Highs and Lows of Photovoltaic System Calculations” in the July 2012 issue), I went through methods to calculate the changes in voltage due to ...

When it comes to the Internet of Things, many devices run off batteries, solar power, or other limited sources of electricity. This means that low power consumption is key to success. However, ofte… ...

The power MOSFET adds current gain but doesn’t add voltage gain because it’s operating as a common-drain amplifier, also known as a source-follower. 3. This is a basic active current-sink circuit.

Electric circuits – WJEC Current-voltage graphs Engineers connect components in electrical circuits in series or parallel to make a range of useful circuits. We can calculate the voltage ...