CER371A 1880 MHz Monoblock LR Series BPF Rev 0 – Origin Date: March 7, 2006 – Revision Date: March 7, 2006 Features • Low Ripple • High Rejection • Low Loss Description Surface mount, silver (Ag) coated ceramic filter. Developed for use in DCS repeater and base station applications, CTS Monoblock LR Series Filters are designed to minimize ripple and maximize rejection. Weight: 9.5 grams typical Material: Filter is composed of a ceramic block coated with Ag and a shield made of nickel silver plated steel. Filter complies with RoHS standards. Electrical Specifications Parameter Response Passband Iloss Ripple Passband Return Loss @ Port 1 Passband Return Loss @ Port 2 Attenuation Frequency MHz Typical @ 25ºC Specification @ 25ºC Spec over -40ºC to +85ºC 1850 - 1910 1850 - 1910 1850 - 1910 1850 - 1910 1569 - 1830 1930 - 1990 2000 - 3000 -2.0 0.45 -13.5 -13.5 -28.0 -28.0 -28.0 -2.7 0.7 -12.0 -12.0 -25.0 -25.0 -25.0 -3.0 0.8 -12.0 -12.0 -25.0 -25.0 -25.0 Power into any port 3 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 0.1 dB Return Loss 1.0 dB Stopbands 1.0 dB •“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, desi gn and configuration of the patterns on this product.” Document No. 008-0256-0 Page 1 of 2 - CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 - Rev. X4VH CER371A 1880 MHz Monoblock LR Series BPF Rev 0 – Origin Date: March 7, 2006 – Revision Date: March 7, 2006 Mechanical Drawing Dim A B C D E F G H I J Electrical response 1730 1780 1830 1880 1930 1980 Nominal (mm) 33.655 8.4 2.032 1.27 1.27 9.746 9.746 8.436 2.032 10.7 Tolerance (mm) +/- or max max max 0.13 0.13 0.13 0.13 0.13 max 0.13 max PCB Layout 2030 0 50 -10 40 -20 30 -30 20 -40 10 -50 0 -60 -10 -70 -20 -80 -30 -90 -40 -100 -50 OUTPUT INPUT Packaging and Marking Customer Feed Direction Under Construction Document No. 008-0256-0 Page 2 of 2 - CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 - Rev. X4VH