SMT Inductor Selection Guide

Key Parameters:

• • Inductance: 1μH - 100μH (common)
• • Tolerance: ±5%, ±10%, ±20%
• • Current Rating: Saturation & RMS
• • DC Resistance (DCR): As low as possible
• • Package: 0603, 0805, 1210, 1812, etc.
• • Shielded vs. Unshielded

Popular Types:

• • Power Inductors – High current, power stages
• • RF Inductors – High Q, stable for RF circuits
• • General Purpose – Decoupling, filtering

Top Brands: Coilcraft, Murata, TDK, Vishay, Bourns

Note: Always check datasheet for thermal and saturation characteristics.