Ringspule

Toroidal Choke Coil Specofication: 1.Dimension: Outer Diameter: 25 — 35 mm; Width: 14 — 22 mm; 2.Lead out: 26.5 mm with 25 mm soldering. Electrical Characteristics: 1.Rated Current: 2 — 30A; 2.Inductance at 1KHz: 4 — 200 uH; 3.Direct Current Resistance: 9 — 118 mΩ; 4.Saturated Current: 3.5 — 20A; 5.Withstand Resistance: 1 minute@AC 2KV; 6.Insulating Resistance: 100MΩ minimum @ DC 500V; 7.Operating Temperature Range: -25°c — 80°c; 8.Maximum Temperature: 120°c (Class E); 9.Bobbin Material: Flame resistance 94V-0 Feature: 1.Useful in wide variety of power conversion; 2.Isolate AC frequency currents from certain circuit; 3.Prevention of electromagnetic interference(EMI) and radio frequency interference(RFI) from power supply lines; 4.Prevention of malfunctioning of electronic equipment; 5.Suppress common mode noise; 6.Low winding capacitance; 7.Compact size and high performance; 8.To start oscillation; 9.Wide frequency range; 10.RoHS compliant; 11.Custom-made with various specification. Application: 1.Output smoothly in Power Supply; 2.Chopper Control; 3.Output smoothly(LPF) in large current digital amplifier 4.Switching Mode Power Supply output smoothing circuit; 5.Electromagnetic Interference(EMI) and Radio Frequency Interference(RFI) filers; 6. Other oscillation circuits Welcome to provide us your specifications,we will submit the best quotation shortly.