CER0440A Datasheet, PDF (1/2 Pages) CTS Corporation – Surface mount, silver (Ag) coated ceramic duplexer.

Features
• Low Insertion Loss
• Low Ripple
Description
Surface mount, silver (Ag) coated ceramic
duplexer. Developed for use in 800 MHz
Infrastructure Applications.
Weight: 12.25 grams typical
Material: Filter is composed of a ceramic
block plated with Ag and a shield made of
Sn plated steel.
Filter complies with RoHS standards.
Electrical Specifications
CER0440A
856 MHz Notch Filter
Rev 3 – Origin Date: July 21, 2006 – Revision Date: October 26, 2007
Parameter
Low Band Iloss
High Band Iloss
Low Band Ripple
High Band Ripple
Passband Return Loss
Passband Return Loss
Attenuation
Power into any port
Frequency
MHz
806 - 824
896 - 902
806 - 824
896 - 902
806 - 824
896 - 902
0.1 - 756
851 - 866
952 - 971
1400 - 1700
1700 - 1800
Typical
@ 25ºC
Specification Spec over
@ 25ºC
-40ºC to +85ºC
-1.45
-1.30
0.20
0.10
-16.00
-16.00
-45.00
-28.00
-30.00
-36.00
-14.00
3 Watt max
-1.70
-1.70
0.50
0.50
-12.00
-12.00
-24.00
-25.00
-24.00
-30.00
-8.00
-1.80
-1.80
0.50
0.50
-12.00
-12.00
-24.00
-25.00
-24.00
-30.00
-8.00
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 - 171 Covington Drive - Bloomingdale, IL 60108 -