choke Coils

1.Close magnetic-way; 2.gnetic-Flux-Small Leakage Loss; 3.all Size,Low DC Resistance; 4.Roidal Choke Coil; 5.RoHS,UL.

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 and we will submit the best quotation shortly. Thank you.

choke Coils