CER0290B Datasheet, PDF (1/2 Pages) CTS Corporation – Surface mount, silver (Ag) coated ceramic filter for use in broadband applications.

Features
• Low Loss
• Low Ripple
• High Rejection
Description
Surface mount, silver (Ag) coated ceramic
filter for use in broadband applications.
Weight: 7.8 grams typical.
Material: Filter is composed of a ceramic
block plated with Ag.
Filter complies with RoHS standards.
CER0290B
3437/3537 MHz Duplexer
Rev 0 – Origin Date: April 27, 2006 – Revision Date: April 27, 2006
Electrical Specifications
Parameter
Low Band Response (S12)
Passband Iloss
Passband Ripple
Passband Return Loss @ Port 1
Passband Return Loss @ Port 2
Attenuation
High Band Response (S31)
Passband Iloss
Passband Ripple
Passband Return Loss @ Port 1
Passband Return Loss @ Port 3
Attenuation
Isolation (S23)
Rejection @ Low Band
Rejection @ High Band
Power into any port
Frequency
MHz
3425 - 3450
3425 - 3450
3425 - 3450
3425 - 3450
0.1 - 2475
2770 - 2971
3097 - 3211
3525 - 3550
3975 - 4675
4675 - 4975
3525 - 3550
3525 - 3550
3525 - 3550
3525 - 3550
0.1 - 2475
2824 - 3067
3403 - 3430
3425 - 3450
3975 - 4400
4400 - 4975
3425 - 3450
3525 - 3550
Typical
@ 25ºC
Specification Spec over
@ 25ºC
-40ºC to +70ºC
-2.00
0.20
-16.00
-16.00
-65.00
-53.00
-51.00
-60.00
-38.00
-30.00
-2.70
0.40
-14.00
-14.00
-35.00
-45.00
-40.00
-50.00
-35.00
-25.00
-3.00
0.50
-14.00
-14.00
-35.00
-45.00
-40.00
-50.00
-35.00
-25.00
-2.20
0.20
-16.00
-16.00
-50.00
-43.00
-50.00
-53.00
-37.00
-24.00
-2.70
0.40
-14.00
-14.00
-35.00
-35.00
-30.00
-50.00
-35.00
-20.00
-3.00
0.50
-14.00
-14.00
-35.00
-35.00
-30.00
-50.00
-35.00
-20.00
-55.00
-55.00
2 Watt max
-50.00
-50.00
-50.00
-50.00
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 -