CER0237C

CER0237C Datasheet


Description Surface mount, silver Ag coated ceramic duplexer. Developed for use in 800 MHz subscriber and infrastructure applications.

Part Datasheet
CER0237C CER0237C CER0237C (pdf)
PDF Datasheet Preview
Features
• Low Loss
• Low Ripple
• High Rejection

Description Surface mount, silver Ag coated ceramic duplexer. Developed for use in 800 MHz subscriber and infrastructure applications.

Weight grams typical

Material Filter is composed of a ceramic block plated with Ag.

Filter complies with RoHS standards.

CER0237C

Mhz AMPS BPF

Electrical Specifications

Parameter TX to Antenna Response Passband Iloss Passband Ripple Passband Return Loss TX Passband Return Loss Ant Attenuation

Power into any port

Frequency MHz
869 - 894 869 - 894 869 - 894 869 - 894

Typical 25ºC

Specification Spec over
25ºC
-40ºC to +85ºC
1 Watt max

Note Supplier shall test each filter to the critical electrical specifications of the above table. Any subsequent audits may deviate from in value due to
measurement repeatability among different test systems. Such deviations shall not exceed the following limits:

Specification Allowance

Insertion Loss

Return Loss

Stopbands
•“This product is covered by one or more of the following U.S. a nd foreign patents including US 4,692,726;US 4,742,562 US 4,80 0,348;US 4,829,274;US 5,146,193;EP 0573597;DE 0573597;FR 0573597;JP 508149/92;KR 142171;US 5,162,760;US 5,218,329;US 5,250,916;US 5,327,109;US 5,488,335;CA 2114029;FR 9306297;GB 2273393;JP 3205337;KR 115113;CN 93106228.4;US 5,512,866;EP 0706719;DE 0706719;FR 0706719;GB 0706719;CN 95190359.4;US 5,602,518;US 5,721,520;US 5,745,018;EP 0910875;DE 0910875;DK 0910875;FR 0910875;GB 0910875;IE 0910875;JP 505182/98;KR 10-323013;US 5,994,978;US 6,462,629;CN 00810420.4;US 6,559,735;US 6,650,202;US 6,834,429.Other US and foreign patents pending.
•CTS Corporation 2006 reserves all copyrights in the layout, design and configuration of the patterns on this product.”

Document No. 008-0256-0
- CTS Electronic Components - - 171 Covington Drive - Bloomingdale, IL 60108 -

Mechanical Drawing

CER0237C

Mhz AMPS BPF

A B C D E F G H I J

Nominal mm

Tolerance mm +/- or max

Electrical response
775 800 825 850 875 900 925 950 975
-100

Packaging and Marking

PCB Layout

Customer Feed Direction

REEL DIAMETER REEL WEIGHT REEL QUANTITY

UNITS SPECIFICATION
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Datasheet ID: CER0237C 507337