CER0239B
947.5 Mhz GSM BPF
Document No. 008-0256-0
Page 1 of 2
Rev. X4VH
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: 3.9 grams typical
Material: Filter is composed of a ceramic
block plated with Ag.
Filter complies with RoHS standards.
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 0.1 dB
Return Loss 1.0 dB
Stopbands 1.0 dB
Electrical Specifications
Parameter
Frequency
(MHz)
Typical @25°C Spec. @ 25°C
Spec. over
–40°C to + 85°C
Pass band Insertion Loss 935-960 3.0 dB 3.3 dB 3.5 dB
Pass band Return Loss 935-960 13.0 dB 10.0 dB 10.0 dB
Pass band Ripple 935-960 0.6 dB 0.9 dB 1.0 dB
Rejection 890-915 53.0 dB 50.0 dB 50.0 dB
980 30.0 dB 10.0 dB 10.0 dB
Power into any port 5.0 Watt max
Rev 1 – Origin Date: August 9, 2005 – Revision Date: August 15, 2005
- CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 -
•“This product is covered by one or more of the following U.S. and foreign patents including: US 4,692,726;US 4,742,562; US 4,800,348;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.”
