This document describes the features and characteristics of Murata Manufacturing Co., Ltd.'s CERAFILr ceramic filters, including an introduction to different series and models.
This catalog lists Murata's CERAFILr ceramic filter series (SFECV, SFECS, SFELA, etc.) designed for FM‑IF tuners, automotive radios, and small thin radios. It includes part numbering, chip types, and typical applications such as small thin radios and headphone stereos.
Technical data such as center‑frequency, bandwidth, insertion loss, and mechanical dimensions are given for each series, together with recommended soldering conditions, handling precautions, and standard land‑pattern dimensions. Test circuits and example application circuits are also provided.
| Thickness (SFECV series) | 1.5 mm |
|---|---|
| Operating temperature range (SFECS series) | -20 °C to +80 °C |
The component should be soldered at 280 ± 5 °C for 3.0 ± 0.5 seconds.
The SFECS series filters are 1.4 mm thick.
Typical land‑pattern dimensions are 1.2 mm × 1.65 mm (pad 1) and 2.85 mm × 2.85 mm (pad 2).
No, the component cannot withstand washing.