RF COILS < Pin Type: QU Series> Type: QU-7L, QU-7LB ◆ Product Description ・7.8×7.6mm Max.(L×W), 8.0mm Max. Height. ・Inductance:0.1~25µH Max. ・Operating frequency: 30MHz Max. ・In addition to the reference versions of parameters shown here, custom designs are available to meet your exact requirements ◆ Feature ・Variable shielded type. ・Ideally used as quadrature detector coil. ・RoHS Compliance ◆ Dimensions (mm) ±0.5 3.0 7.5±0.5 7.3±0.3 4.5±0.2 ＋0.1 φ0.5－0.05 1.0±0.2 3.3±0.3 QU-7LB 4.5±0.2 7.5±0.3 ±0.5 3.0 7.3±0.3 7.5±0.5 4.5±0.2 QU-7L 4.5±0.2 +0.1 φ0.5-0.05 1.0±0.2 3.3±0.3 7.5±0.3 ＊ Dimension does not include solder used on coil. ＊ Pin pitch should be measured at the root of terminal. ＊ Dimensions without tolerance are approx. Please refer to the sales offices on our website for a representative near you www.sumida.com 1/2 RF COILS < Pin Type: QU Series> Type: QU-7L, QU-7LB ◆Connection (Bottom View) S ③ ④ S ② ① ⑥ “S”is winding start. ◆Specification (Both QU-7L and QU-7LB) Part No. 2290-T001 for QU-7L; S1225032 for QU-7LB Item Specification 10.7MHz±1% Variable Frequency (3-4) Unloaded Qu (3-4) 35 Min. Capacity (Ext.) (3-4) 100pF Inductance (1-3) Measuring Conditions 22μH (Ref.) 10.7MHz 2.52MHz Ext. stray capacity -15.5pF between (3-4) when measuring Please refer to the sales offices on our website for a representative near you www.sumida.com 2/2