ELFC455F

www.DataSheet4U.com AM Ladder Filters for Surface Mounting TYPE ELFC TYPE ELFC Sealing 1.5 C 0.5 G 1.5 7.6 Max. 4.0 5.3 2.3 6.7 Sealing IN 1.0±0.1 4.2 Max. OUT 1.3 1.5 2.3 1.2±0.1 (Unit : mm) 1.0±0.1 Solderingtemperature(˚C) 300 250 200 150 100 50 1~2min Pre-heating Solderin (1.0) 4.0 6.0 Sealing (Unit : mm) 40sec Slow cooling 5se 2min or more Description Ceramic ladder Filters for 455kHz band surface mounting. May be used in combination with Ceramic Discriminator to eliminate need for adjustment. Features Bandwidth characteristics can be set to meet requirements, l.e..from ±3kHz to ±10kHz. Possibility of use in IF stages ladder filters which require no adjustments. www.DataSheet4U.com ± ± Applications Wireless communications equipment, Transceivers, and Equipment for Personal computer. Wireless data communications equipment (Remote Engine starter, Handheld companions). SELECTION GUIDE FOR STANDARD FILTERS TYPE ELFC TOKO Part Number ELFC455D ELFC455E ELFC455F ELFC455G ELFC455H 6dB Band width (kHz, Min.) ±10.0 ± 7.5 ± 6.0 ± 4.5 ± 3.0 40dB Band width (kHz, Max.) ±20.0 ±15.0 ±12.5 ±10.0 ± 9.0 Attenuation (dB, Min.) 27.0 27.0 27.0 27.0 27.0 Insertion Loss (dB, Max.) 4.0 4.0 4.0 4.0 4.0 Input/Output Impedance ( Ω) 1500 1500 1500 1500 1500 R1 (1) (2) Rg R2 E1 S.G (3) E2 E.V Test conditions 1. Rg+R1=R2=1.5kΩ 2. Insertion loss But E1: S.G open end output. Ω DataSheet 4 U .com www.DataSheet4U.com www.DataSheet4U www.Data...