Filter Coils < Pin Type: TFB Series> Type: TFB-3D ◆ Product Description ・26.7×9.7mm Max.(L×W), 12.5mm Max. Height. ・Operating frequency:10~200kHz ・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 capacitors can be internally mounted in one section. ・Ideally used in VCR, Video Cameras as Audio LC filters(LPF, BPF, Delay Line and Equalizers). ・RoHS Compliance ◆ Dimensions (mm) MAX.12.5 3.0±0.5 9.2±0.5 26.2±0.5 8.5 1.0±0.2 8.5 5.5±0.2 3.0 5.5±0.2 3.0 5.5±0.2 φ0.5±0.1 5.5±0.2 7.6 ＊ Dimension does not include solder used on coil. ＊ Pin pitch should be measured at the root of terminal. ◆ Testing circuit ｛ Rin ③ ④ ⑤ ⑥ ⑦ ② ⑯ ⑱ ① ⑭ ⑬ ⑫ ⑪ ⑧ Rout E. V. ∼ ⑩ Rin=Rg+R1=1kΩ Rout=1kΩ Please refer to the sales offices on our website for a representative near you www.sumida.com 1/1 Filter Coils < Pin Type: TFB Series> Type: TFB-3D ◆ Specification (Part No: 4508-T003) Item Specification Input impedance (Rin) 1kΩ Output impedance (Rout) 1kΩ Center frequency Attenuation Insertion loss 37.7kHz 35.7kHz 3.0dB Max. 39.7kHz 3.0dB Max. 32.0kHz 22dB Min. 44.0kHz 21dB Min. 37.7kHz 2.0dB±2.0dB within Frequency Response (Attenuation 0dB at 37.7KHz) Please refer to the sales offices on our website for a representative near you www.sumida.com 2/2