RF Coils < SMD Type: CSM Series> Type: CSM54, CSM54N ◆ Product Description CSM54 ・5.8×5.8mm Max.(L×W), 5.2mm Max. Height (CSM54), ・5.2×5.2mm Max.(L×W), 5.0mm Max. Height (CSM54N), ・Inductance: 10~77nH(CSM54);12~126nH(CSM54N) CSM54N ・Operating frequency: 30MHz~150MHz(with ferrite core) ・In addition to the reference versions of parameters shown here, custom designs are available to meet your exact requirements. ◆ Feature ・Low profile SMT molded coil. ・Used in RF circuits for communication and car radio applications. ・RoHS Compliance ◆ Dimensions (mm) CSM54 (With case) φ0.5 * Referance only DATE CODE 2 5.5±0.3 4 7.0±0.2 5.5±0.3 2 Type 4 MAX. 5.2 3.75±0.2 CSM54N (Without case) φ 0.5 * Referance only DATA CODE 5.0±0.2 3.75±0.2 2 5.0±0.2 MAX. 5.0 7.0±0.2 4 Please refer to the sales offices on our website for a representative near you www.sumida.com 1/3 RF Coils < SMD Type: CSM Series> Type: CSM54, CSM54N ◆ Connection (Bottom View) S 4 2 “ S” is winding start. ◆ Land Pattern (mm) 1.4 CSM54 1.4 CSM54N 0.8 3.75 3.75 1.2 0.8 1.5 4.4 6.0 6.0 ◆ Specification (CSM54) NO. Part NO. Colour Mark Turns Adjustable capacitance Variable range Unloaded Q Inductance Test Freq. (1～6) FERRITE CORE 1 CSM54-1R5F Yellow 1.5 T 107pF±1% Variable Min 44 10nH 2 CSM54-2R5F Red 2.5 T 70.6pF±1% Variable Min 49 21nH 3 CSM54-3R5F Nature 3.5 T 51.8pF±1.9% Variable Min 50 34nH 4 CSM54-4R5F Orange 4.5 T 38.8pF±1.7%Variable Min 50 48nH 5 CSM54-5R5F Green 5.5 T 31.9pF±1% Variable Min 50 62nH 6 CSM54-6R5F Blue 6.5 T 27.0pF±1% Variable Min 56 77nH 100MHz (7～12) AIR CORE 7 CSM54-1R5A Yellow 1.5 T 107pF±10% Within Min 46 10nH 8 CSM54-2R5A Red 2.5 T 76.5pF±10% Within Min 50 19nH 9 CSM54-3R5A Nature 3.5 T 57.4pF±10% Within Min 52 29nH 10 CSM54-4R5A Orange 4.5 T 45.7pF±10% Within Min 53 40nH 11 CSM54-5R5A Green 5.5 T 37.5pF±10% Within Min 53 52nH 12 CSM54-6R5A Blue 6.5 T 32.4pF±10% Within Min 60 63nH Please refer to the sales offices on our website for a representative near you www.sumida.com 2/3 RF Coils < SMD Type: CSM Series> Type: CSM54, CSM54N ◆ Specification (CSM54N) NO. Part NO. Colour Mark Turns Adjustable capacitance Variable range Unloaded Inductance Q Test Freq. (1～6) FERRITE CORE 1 CSM54N-1R5F Yellow 1.5 T 93.3pF±1.0% Variable Min 55 12nH 2 CSM54N-2R5F Red 2.5 T 59.3pF±1.2% Variable Min 64 28nH 3 CSM54N-3R5F Nature 3.5 T 38.7pF±2.0% Variable Min 66 48nH 4 CSM54N-4R5F Orange 4.5 T 27.4pF±1.8% Variable Min 69 72nH 5 CSM54N-5R5F Green 5.5 T 21.1pF±1.0% Variable Min 63 98nH 6 CSM54N-6R5F Blue 6.5 T 17.0pF±1.0% Variable Min 71 126nH 100MHz (7～12) AIR CORE 7 CSM54N-1R5A Yellow 1.5 T 102.1pF±10% Within Min 53 10nH 8 CSM54N-2R5A Red 2.5 T 67.9pF±10% Within Min 58 23nH 9 CSM54N-3R5A Nature 3.5 T 48.4pF±10% Within Min 64 37nH 10 CSM54N-4R5A Orange 4.5 T 36.2pF±10% Within Min 67 53nH 11 CSM54N-5R5A Green 5.5 T 28.2pF±10% Within Min 70 72nH 12 CSM54N-6R5A Blue 6.5 T 23.3pF±10% Within Min 81 90nH ＊The screw cores are allowed to fly out 2 turns from top of bobbin or metal case to get the minimum inductance. ＊Q measured using VHF Q-meter. ＊Inductance measured with Agilent 4194A or equivalent, the values reference only. Please refer to the sales offices on our website for a representative near you www.sumida.com 3/3