The PST031B-100MS is an inductor manufactured by Cyntech. This inductor is a surface-mount device (SMD) with dimensions of 3x3x1.2mm and lead-free and RoHS compliant. This particular inductor has an inductance value of 100 mH. It can be used as a radio frequency (RF) choke or for filtering applications. The PST031B-100MS has a rated current of 1.2A and a DC resistance of 0.55 ohms. This inductor is an ideal choice for applications which require a high level of electrical performance and reliability.