KFF6637C 1900 MHz PCS Duplexer Rev 1 – Origin Date: July 11, 2005 – Revision Date: March 3, 2006 Features • Low Tx Insertion Loss • Excellent Tx Isolation • 4 mm Board Height Description Surface mount, silver (Ag) coated ceramic duplexer. Developed for in PCS infrastructure and subscriber applications Weight: 3.065 grams typical Material: Filter is composed of a ceramic block plated with Ag and a shield made of nickel silver plated steel. Filter complies with RoHS standards. Electrical Specifications Parameter TX to Antenna Response Passband Insertion Loss Passband Return Loss Rejection @ RX band Ripple Antenna to RX Response Passband Insertion Loss Passband Return Loss Rejection @ TX band Ripple TX to RX Response Rejection @ RX band Rejection @ TX band Frequency (MHz) Typical @ 25ºC Spec @ 25ºC Spec. over -40ºC to +85ºC 1850-1910 1850-1910 1930-1990 1850-1910 3.4 dB 12.0 dB 38.0 dB 2.7 dB 3.6 dB max 10 dB min 37dB min 3.0 dB max 3.85 dB max 9.0 dB min 35.0 dB max 3.2 dB max 1930-1990 1930-1990 1850-1910 1930-1990 3.9 dB 12.0 dB 58.0 dB 2.8 dB 4.2 dB max 10 dB min 55 dB min 3.0 dB max 4.55 dB max 9.0 dB min 53.0 dB min 3.3 dB max 1930-1990 1850-1910 40.0 dB 59 dB 39 dB min 56 dB min 37 dB min 54 dB min 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, design 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 KFF6637C 1900 MHz PCS Duplexer Rev 0 – Origin Date: July 11, 2005 – Revision Date: July 11, 2005 Mechanical Drawing Electrical response PCB Layout Packaging and Marking DIMENSION REEL DIAMETER REEL WEIGHT REEL QUANTITY UNITS SPECIFICATION mm kg ea. 330 2.4 500 Customer Feed Direction Document No. 008-0256-0 Page 2 of 2 - CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 - Rev. X4VH