CFB3-6 SUMIDA | Alldatasheet
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Type: CFB3-6 Please refer to the sales offices on our website for a representative near you www.sumida.com 1/1 Filter Coils< SMD Type: CFB Series> ◆ Product Description ・Operating frequency:10~500kHz ・In addition to the reference versions of parameters shown here, custom designs are available to meet your exact requirements. ◆ Feature ・Variable shielded type with three individual coils combined. ・Two built-in capacitors are in one coil. ・Ideally used in VCR, Video Cameras as Audio LC filters(LPF, BPF, HPF, Delay Line and Equalizers). ・RoHS Compliance ◆ Dimensions (mm) ＊ Dimension does not include solder used on coil. ＊ Pin pitch should be measured at the root of terminal. Testing Circuit 6.7－0.3 7.6±0.5 1.2±0.2 MAX.21.0 2.0 2.0 2.7 ±0.2 6.7±0.5 0.5±0.1 1.0－0.3 ＋0.5 ±0.2 2.0 2.0 2.7 ±0.2 ±0.2 2.0 2.0 ±0.2±0.2 Rg+R1=550Ω R2=550Ω Rout=R3+Rs=1kΩ Rg=Rs=50Ω C1=68npF±2% C2=C4=1500pF±2% C3=3900pF±2% 12345 6789 101213151618 T1 T2 T3 E.V.M. Rg S.G. Rs
Type: CFB3-6 Please refer to the sales offices on our website for a representative near you www.sumida.com 2/2 Filter Coils< SMD Type: CFB Series> ◆ Specification (Part No: 4563-T065) Item Specification. Input impedance (Rin) 1.1k Ω Output impedance (Rout) 1.0k Ω Center frequency 38kHz Band width (f1) (-3dB) 35.3kHz ≦f1≦36.3kHz Band width (f2) (-3dB) 39.8kHz ≦f2≦40.7kHz Attenuation 30 kHz 20dB Min. 45 kHz 25dB Min. I n s e r t i o n l o s s 3 8 k H z 8 . 0 d B ±1.5dB Within Group Delay 38 kHz 140 μS±15% Within Frequency Response (Attenuation 0dB at 38KHz) ATT.(dB) 2 0 50 G.D.(μs) 150 100 2 8 3 0 3 2 3 4 3 6 3 8 4 0 4 2 4 4 4 6 4 8 Frequency (kHz)