Features : .OSC coils are oscillating coils used in circuitsto start oscillation. .Core material is high permeability. .UL 94 V-0 materials used for insulation. Characteristics : .Core initial permeability :2000 to 7000. .Current rating :1.0 Amp max. .Suggested frequency: 1kHz to 200kHz .Operating temperature: -55℃ to 105℃ .L tested by LCR meter @ 1kHz.