murata EnglishChineseJapanese
GlobalNorth AmericaEurope

Home > Search Engine > Catalog: CFULB455KG1Y-B0

Filters for Communication Equipment > for IF > Ceramic Filters (kHz, MHz)

How to check EU RoHS Compliance of Our Products is here.

Product Lifecycle Stage in Production
Recommended Rank Non-Preferred
Replacement Please consult with us for details.


Global Part Number CFULB455KG1Y-B0
Previous Part Number CFUM455GY
Center Frequency (fo)
455kHz ±1.0kHz
Nominal Center Frequency (fn)

3dB Bandwidth

6dB Bandwidth
fn±4.5kHz min.
Stop Bandwidth
fn±15.0kHz max.
Area of Stop Bandwidth
[within 40dB]
Stop Band Att.(1)
23dB min.
Area of Stop Band Att.(1)
[within fn±100kHz]
Stop Band Att.(2)

Area of Stop Band Att.(2)

Stop Band Att.(3)

Area of Stop Band Att.(3)

Insertion Loss
10.0dB max.
Area of Insertion Loss
[at minimum loss point]
1.0dB max.
Area of Ripple
[within fn±3kHz]
Spurious Response

Area of Spurious Response

GDT Deviation
20.0μs max.
Area of GDT Deviation
[within fn±3kHz]
Absolute GDT

Area of Absolute GDT

Input/Output Impedance

Minimum Quantity

180mm Paper Tape

180mm Embossed Tape

330mm Paper Tape

330mm Embossed Tape

Bulk Case


Ammo Pack





Please approve our product specifications or to transact the approval sheet for product specifications before ordering.
Please read rating and !Cautions first.
Product specifications in this catalog are as of March 2015
Please make sure to read the Murata's Product Policy ,too.

All products and company names herein are trademarks or registered trademarks of their respective owners.