Ceramic Filter CFWLB Features High selectivity Bandwidths from ±2.0kHz ~ 15.0kHz @ 6dB Excellent GDT available for digital comms Resin molded package for easy PCB mounting Ordering Information 9.80 (max) 6.80 (max) Global part number eg: CFWLB455KEFA-B0 Suffix -B0 denotes bulk pack, 150pcs per box Suffix -M0 denotes magazines - 50pcs per magazine 6.60 (max) 0.70 3.50 0.15 0.50 1.60 IN OUT GND 4.30 ±0.3 0.70 2.50 2.70 2.80 Standard Models Murata Global Part Number CFWLB455KBFA-B0 CFWLB455KCFA-B0 CFWLB455KDFA-B0 CFWLB455KEFA-B0 CFWLB455KFFA-B0 CFWLB455KGFA-B0 CFWLB455KHFA-B0 CFWLB455KJFA-B0 Old Model Number CFWM455B CFWM455C CFWM455D CFWM455E CFWM455F CFWM455G CFWM455H CFWM455I Centre 6dB Frequency Bandwidth Fc (kHz) (kHz) min 455.0 455.0 455.0 455.0 455.0 455.0 455.0 455.0 ±15.00 ±12.50 ±10.00 ±7.50 ±6.00 ±4.50 ±3.00 ±2.00 50dB Attenuation Insertion Bandwidth Fc ±100kHz Loss (db @ kHz) (dB) min (dB) max ±30.00 ±24.00 ±20.00 ±15.00 ±12.50 ±10.00 ±9.00 ±7.50 35 35 35 35 35 35 55 55 4 4 4 6 6 6 6 7 Pass Band (kHz) ±10.0 ±8.0 ±7.0 ±5.0 ±4.0 ±3.0 ±2.0 ±1.5 Inband Inband Ripple GDT Deviation (dB) max (μs) max 3.0 3.0 3.0 3.0 3.0 2.0 2.0 2.0 Input/Output Impedance (ohms) Operating Temperature Range (°C) 1500 1500 1500 1500 2000 2000 2000 2000 -20 to +80 -20 to +80 -20 to +80 -20 to +80 -20 to +80 -20 to +80 -20 to +80 -20 to +80 Input/Output Impedance (ohms) Operating Temperature Range (°C) 1500 1500 1500 1500 2000 2000 -20 to +80 -20 to +80 -20 to +80 -20 to +80 -20 to +80 -20 to +80 Flat Group Delay Models Murata Global Part Number CFWLB455KB4Y-B0 CFWLB455KC4Y-B0 CFWLB455KD1Y-B0 CFWLB455KE1Y-B0 CFWLB455KF1Y-B0 CFWLB455KG1Y-B0 Tel: +44 1460 256 100 04 Feb 2005 Old Model Number CFWM455BY CFWM455CY CFWM455DY CFWM455EY CFWM455FY CFWM455GY Centre 6dB Frequency Bandwidth Fc (kHz) (kHz) min 455.0 455.0 455.0 455.0 455.0 455.0 ±15.00 ±12.50 ±10.00 ±7.50 ±6.00 ±4.50 Fax: +44 1460 256 101 50dB Attenuation Insertion Bandwidth Fc ±100kHz Loss (db @ kHz) (dB) min (dB) max ±30.00 ±27.50 ±25.00 ±20.00 ±17.50 ±15.00 40 40 40 40 40 40 6 7 8 9 10 11 E-mail: [email protected] Pass Band (kHz) ±10.0 ±8.0 ±7.0 ±5.0 ±4.0 ±3.0 Inband Inband Ripple GDT Deviation (dB) max (μs) max 1.0 1.0 1.0 1.0 1.0 1.0 30 30 30 30 40 40 Web: www.golledge.com