CFWS455F – High Selectivity Low Profile Type Ceramic Filter

CFWS455F Datasheet PDF learn more.

Part number : CFWS455F

Functions : This is a kind of semiconductor, High Selectivity Low Profile Type Ceramic Filter.

Pin arrangement :

Package information :

Manufacturer : Murata

Image :

CFWS455F Datasheet PDF

The texts in the PDF file :

This is the PDF file of catalog No.P05E-9. *CERAFIL® is the Registered Trademark of Murata Manufacturing Co., Ltd. No.P05E9.pdf 00.7.20 CERAFIL ® Ceramic Filter for Communications Equipment CFWS455 Series Resin Molded, High Selectivity Low Profile Type Ceramic Filter (6-Element) Ceramic filter CFWS455- series are low profile high selectivity ceramic filters which use 6 elements in ladder form. They have the same electric characteristics as CFW455- series, best suitable to high-class transceivers, cordless telephones and amateur radios. !FEATURES 1. Low profile, high selectivity. 2. Available bandwidths B to I as standard. 3. Easily mountable on an any PC boards. 4.Operating temperature range : Y20D to W80D Storage temperature range : Y40D to W85D !SPECIFICATIONS Character- Nominal Center 6dB Bandwidth istics Frequency (kHz)min. (kHz) Part Number CFWS455B CFWS455C CFWS455D CFWS455E CFWS455F CFWS455G CFWS455HT CFWS455IT 455 455 455 455 455 455 455 455 T15 T12.5 T10 T07.5 T06 T04.5 T03 T02 Ripple (dB)max. 3 3 3 3 3 2 2 2 50dB Bandwidth (kHz)max. T30 T24 T20 T15 T12.5 T10 T09 T07.5 Attenuation 455T100kHz (dB)min. 35 35 35 35 35 35 60 60 Insertion Loss (dB)max. 4 4 4 6 6 6 6 6 Input/Output Impedance (Ω) 1500 1500 1500 1500 2000 2000 2000 2000 !DIMENSIONS 11.0T0.5 3.5T0.5 7.5T0.5 7.0T0.5 !TEST CIRCUIT !FREQUENCY CHARACTERISTICS CFWS455E 0 0.8T0.1 R1 2.0 4.3 Rg S.S.G. CFWS455 t q w er Attenuation (dB) 10 20 5-0.15T0.05 2.0 2.3T0.5 t q w e r 0.6T0.1 4.3 R2 R.F. Voltmeter 30 40 50 60 70 5-1.0φ Hole 1.2T0.5 2.6 2.9 2.9 2.6 2.9 2.9 (Back Side of PCB) RgWR1=R2=Input/Output Impedance Connection q Input wer Ground t Output Tol. without notice : T0.3 (in mm) Connection q Input wer Ground t Output 80 410 420 430 440 450 460 470 480 490 500 Frequency (kHz) Note : To take best advantage of safety feature of ceramic filters, connect the output to an IF amplifier through a DC cut capacitor. Avoid directly applying a direct current to output of ceramic fi [ … ]

CFWS455F PDF File



This entry was posted in Uncategorized. Bookmark the permalink.