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BLFYM455D Dataheets PDF



Part Number BLFYM455D
Manufacturers TOKO
Logo TOKO
Description (LFYM Series) AM Ceramic Filters
Datasheet BLFYM455D DatasheetBLFYM455D Datasheet (PDF)

www.DataSheet4U.com 16 TYPE LFY LFYM AM Ceramic Filters Meeting Your Needs TYPE LFY,LFYM LFY LFYM Unit: mm Unit: mm Description • AM Ceramic filters are connected in a ladder structure and are available as either 4/6 element devices • Bandwidths from 6 to 30 kHz Frequency Response LFY / LFYM (6 element) 0 Features Attenuation (dB) 20 • 450, 455 kHz, (460kHz and 486kHz by Special request) • High Selectivity • Compact Package • Version with group delay variations specified also avail.

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www.DataSheet4U.com 16 TYPE LFY LFYM AM Ceramic Filters Meeting Your Needs TYPE LFY,LFYM LFY LFYM Unit: mm Unit: mm Description • AM Ceramic filters are connected in a ladder structure and are available as either 4/6 element devices • Bandwidths from 6 to 30 kHz Frequency Response LFY / LFYM (6 element) 0 Features Attenuation (dB) 20 • 450, 455 kHz, (460kHz and 486kHz by Special request) • High Selectivity • Compact Package • Version with group delay variations specified also available 40 www.DataSheet4U.com 60 80 C E H 100 415 425 435 445 455 465 475 485 495 Frequency (kHz) Applications • AM radio cassettes, AM stereo sets • Cordless telephones, Pagers, Cellular phones • Two-way radios Bandwidth Rank: C = ± 12.5kHz E = ± 7.5kHz H = ± 3kHz STANDARD FILTERS SELECTION GUIDE TYPE LFY/LFYM TOKO Part Number Center * Frequency (kHz) Bandwidth at 6 dB (kHz) Bandwidth at 50 dB (kHz) ± 9.0 min. ± 10.0 min. ± 12.5 min. ± 15.0 min. ± 20.0 min. ± 24.0 min. ± 30.0 min. ± 9.0 min. ± 10.0 min. ± 12.5 min. ± 15.0 min. ± 20.0 min. ± 24.0 min. ± 30.0 min. R1 50Ω Rg E1 1 4 3 5 R2 E2 E.V. 2 Attenuation fo ± 100 KHz (dB) 35.0 max. 35.0 max. 35.0 max. 35.0 max. 35.0 max. 35.0 max. 35.0 max. 35.0 max 35.0 max 35.0 max 35.0 max 35.0 max 35.0 max 35.0 max Insertion Loss (dB) 6.0 max. 6.0 max. 6.0 max. 6.0 max. 4.0 max. 4.0 max. 4.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 4.0 max. 4.0 max. 4.0 max. Input/Output Impedance (kΩ) 2.0 2.0 2.0 1.5 1.5 1.5 1.5 2.0 2.0 2.0 1.5 1.5 1.5 1.5 LFY ALFY455H 455± 1.0 ± 3.0 min. ALFY455G 455± 1.0 ± 4.5 min. ALFY455F 455± 1.0 ± 6.0 min. ALFY455E 455± 1.0 ± 7.5 min. BLFY455D 455± 2.0 ± 10.0 min. BLFY455C 455± 2.0 ± 12.5 min. BLFY455B 455± 2.0 ± 15.0 min. LFYM ALFYM455H 455± 1.0 ± 3.0 min. ALFYM455G 455± 1.0 ± 4.5 min. ALFYM455F 455± 1.0 ± 6.0 min. ALFYM455E 455± 1.0 ± 7.5 min. BLFYM455D 455± 2.0 ± 10.0 min. BLFYM455C 455± 2.0 ± 12.5 min. BLFYM455B 455± 2.0 ± 15.0 min. * For 450kHz, substitute 450 for 455 in part number. LFY Test circuit R1 50Ω SG. Rg E1 1 2 5 3 4 R2 E2 E.V. LFYM Test circuit SG. Z = Rg + R1 =R2 Z = Rg + R1 =R2 Test conditions 1. C includes test circuit capacitance. 2. R1, R2: Input-output impedance Cs: Stray capacitance (less than 50pF, including EV) DataSheet 4 U .com 1.800.PIK.TOKO www.tokoam.com 1.847.297.0070 www.DataSheet4U www.DataSheet4U.com 4U.com R-LOG0502A .


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