Switch-mode Power Supplies (Desktop)

Typically power MOSFETs or BJTs that perform the rapid switching.

High-frequency transformers or inductors for energy storage and voltage transformation. Switch-Mode Power Supplies

The SMPS is omnipresent in modern technology, used in everything from smartphone chargers and laptop power bricks to industrial machinery and household appliances. While the initial manufacturing cost can be higher due to specialized components like high-frequency transformers, the long-term energy savings and reduced size make them the preferred choice for most original equipment manufacturers (OEMs). Designing Switch Mode Power Supplies With the TL598 Typically power MOSFETs or BJTs that perform the

Often a PWM controller like the TI TL598 that manages the switching cycles. While the initial manufacturing cost can be higher

Different circuit configurations, or topologies, are used based on the desired output:

The primary function of an SMPS is to transfer power from a source (AC or DC) to a load while regulating voltage and current. The process generally follows these steps:

For AC-to-DC conversion, the input voltage is first rectified and filtered.