): Measured in Henrys (H), usually ranging from nanohenries (nH) to millihenrys (mH). It determines how much magnetic energy is stored and is typically chosen based on your "ripple budget". You must account for two distinct values:

): The point where the core material can no longer support additional magnetic flux, causing a sharp drop in inductance.

The environment and board layout significantly influence which package you should buy:

Select SMD (Surface Mount) for standard pick-and-place manufacturing, or Through-hole for applications requiring higher mechanical strength.

The "workhorse" for power supplies and EV chargers due to high flux and low loss at several MHz.

Best for very high-frequency RF applications because they have no core losses. Physical and Application Factors

Consider shielded inductors if your circuit is sensitive to electromagnetic interference (EMI) or if the inductor must sit near other high-frequency components. Where to Buy Inductor Market Size, Share, Trends & Growth Report, 2030

The continuous current the part can handle without overheating. Saturation Current ( Isatcap I sub s a t end-sub