What is step up vs down transformer?

A step-up transformer is a type of transformer that increases the voltage from the primary winding to the secondary winding. This means that the output voltage is greater than the input voltage. Step-up transformers are commonly used in power transmission and distribution systems to increase the voltage for long-distance transmission, which reduces power loss.

On the other hand, a step-down transformer is a type of transformer that decreases the voltage from the primary winding to the secondary winding. This means that the output voltage is lower than the input voltage. Step-down transformers are often used in applications where a lower voltage is required, such as in household appliances, electronic devices, and industrial machinery.

Both step-up and step-down transformers consist of primary and secondary windings, and they operate based on the principle of electromagnetic induction. The ratio of the number of turns in the primary winding to the number of turns in the secondary winding determines the voltage transformation ratio of the transformer.