General Electronic Devices
Manufacturer of Electronic Parts, Hybrid Assemblies and Devices
(760) 979-1441 • 1554 Creek Street, San Marcos. 92078


  • Production Start Date : 3/1/1991
  • Last Time Buy Date : 3/31/2018
  • Date of Discontinuation : 6/30/2018

Appearance & Shape


Murata Icon XSpecifications

Operating Temperature Range -20℃ to 80℃
Shape SMD
Elements 4
Center Frequency 455.0kHz
Center Frequency Tolerance ±1.5kHz
Nominal Center Value No
6dB Bandwidth fn±6.0kHzmin.
Stop Bandwidth 12.5kHz
Area of Stop Bandwidth [within 40dB]
Stop Band Attenuation 27dB[within fn±100kHz]
Insertion Loss 6.0dB[at minimum loss point]
Ripple 1.5dB[within fn±4kHz]
Input/Output Impedance 1500Ω
Mass 700mg

Murata Icon XFeatures

The SFPKA series is comprised of small, high-performance, economical, thin (5.0mm) filters consisting of 4 ceramic elements. Their innovative construction is perfect for shrinking mobile communication products such as cordless phones, pagers and transceivers.

1. The filters are mountable by automatic placers.
2. The filters can be reflow soldered and withstand washing.
3. They are slim, at only 5.0mm maximum thickness.
4. The bandwidth ranges from D to H.
5. Operating temperature range: -20 to +80 (degrees C), Storage temperature range: -40 to +85 (degrees C)

Murata Icon XApplications

Other Usage

Communication Equipment

Murata Icon XPackaging Information

Packaging Specifications Standard Packing Quantity
-R1 330mm Embossed Tape 1000

Murata Icon XProduct Data

Frequency Characteristics | SFPKA455KF4A-R1

Frequency Characteristics

Spurious Response | SFPKA455KF4A-R1

Spurious Response

Measurement Circuit | SFPKA455KF4A-R1

Measurement Circuit