CER0688A Datasheet, PDF (1/2 Pages) CTS Corporation – Surface mount, silver (Ag) coated ceramic filter.

Features
• Low Loss
• High Rejection
• Low Ripple
CER0688A
781.5 MHz BPF
Revision B – Origin Date: October 26, 2008 – Revision Date: July 28, 2011
Description
Surface mount, Silver (Ag) coated ceramic
filter.
Weight: 3.1 grams typical
Material: Filter is composed of a ceramic
block plated with Ag and a shield of tin
coated cold rolled steel.
Filter complies with RoHS standards.
Electrical Specifications
Parameter
Response
Passband Iloss
Passband Ripple
Passband Return Loss @ Port 1
Passband Return Loss @ Port 2
Attenuation
Power into any port
Frequency
MHz
776 - 787
776 - 787
776 - 787
776 - 787
0.1 - 250
220 - 750
750 - 766
797 - 815
815 - 938
968
1000 - 1600
Typical
@ 25ºC
Specification Spec over
@ 25ºC
-40ºC to +85ºC
-2.00
0.90
-14.50
-14.50
-34.00
-28.00
-19.00
-16.00
-29.00
-44.00
-33.00
3 Watt max
-2.40
0.90
-12.00
-12.00
-31.00
-26.00
-16.00
-13.00
-26.00
-41.00
-31.00
-2.50
1.00
-12.00
-12.00
-30.00
-25.00
-15.00
-12.00
-25.00
-40.00
-30.00
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
Rev. X4VH
- CTS Electronic Components - www.ctscorp.com - 4800 Alameda Blvd. NE – Albuquerque, NM 87113-