SF14-1575M5UBB1 Filters

Series:	SF, Kyocera
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Frequency - Center:	1.57542GHz
Bandwidth:	2MHz
Insertion Loss:	1.7dB
Ratings:	--
Applications:	GPS
Mounting Type:	Surface Mount
Package / Case:	5-SMD, No Lead
Height (Max):	0.028" (0.70mm)
Size / Dimension:	0.055" L x 0.043" W (1.40mm x 1.10mm)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction to SAW Filters

Surface acoustic wave (SAW) filters are a type of electronic filters that utilize acoustic waves on the surface of a substrate to filter out high-frequency signals. This type of filter is commonly found in a variety of electronics applications, from Wi-Fi modems to cellular phones, and is useful for filtering out unwanted noise.

How SAW Filters Work

Surface acoustic wave filters work by sending an electromagnetic signal through a piezoelectric material such as quartz, which converts it into a mechanical wave. This mechanical wave then travels along the surface of the substrate, where it is shaped and guided by a series of interdigital transducers. These transducers act as filters that deflect frequencies that are not in the desired range, allowing only those in the desired range to pass through.

Benefits of SAW Filters

SAW filters offer a number of benefits over traditional filters, such as increased performance, improved selectivity, low power consumption, and compact size. These filters are often used in applications that require high-frequency filtering, such as cellular phones, Wi-Fi modems, navigational devices, and other wireless communication devices.

SF14-1575M5UBB1 Application Field and Working Principle

The SF14-1575M5UBB1 is an example of a SAW filter. It is a low-noise, high-selectivity filter, operating in the 1575 MHz frequency range (near the GPS frequency). The filter is designed to be used in GPS systems for noise-free signal reception and signal integrity. The SF14-1575M5UBB1 utilizes an interdigital transducer along with a resonator network to achieve the desired filter characteristics. The interdigital transducer is a single-wavelength arrangement composed of two interleaved metal electrodes which are placed in contact with a piezoelectric substrate. By varying the electrodes, the surface acoustic wave is altered, thus changing the passband characteristics of the filter. The resonator network is composed of an inductor and a capacitor, which produce an electrical connection that resonates at the desired frequency range. The combined effect of the interdigital transducer and the resonator network is to filter incoming signals at the designated frequency range, thereby reducing noise and increasing signal integrity. Moreover, the filter is designed to be highly temperature-stable, with a low insertion loss and minimal power consumption.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description