CER0486B
900 MHZ Duplexer
Features
• Low Insertion Loss
• Low Ripple
• Excellent Rejection and Isolation
Description
Surface mount, silver (Ag) coated ceramic
duplexer. Developed for use in EGSM
Infrastructure Applications.
Weight: 12.0 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.
Rev 0 – Origin Date: June 18, 2007 – Revision Date: August 1, 2007
Electrical Specifications
Frequency
MHz
880 - 915
880 - 915
880 - 915
880 - 915
925 - 960
925 - 960
925 - 960
925 - 960
925 - 960
880 - 915
880 - 915
925 - 960
Typical
@ 25ºC
-2.80
-1.50
-12.00
-12.00
-44.00
-2.80
-1.50
-12.00
-12.00
-44.00
-45.00
-45.00
Specification
@ 25ºC
-3.10
1.90
-10.00
-10.00
-40.00
-3.10
1.90
-10.00
-10.00
-40.00
-42.00
-42.00
Parameter
Low Band Response (S13)
Passband Iloss
Passband Ripple
Passband Return Loss @ Port 2
Passband Return Loss @ Ant
High Band Response (S21)
Passband Iloss
Passband Ripple
Passband Return Loss @ Port 3
Passband Return Loss @ Ant
Attenuation
Isolation (S23)
Isolation @ Low Band
Isolation @ High Band
Spec over
-40ºC to +85ºC
-3.30
2.00
-10.00
-10.00
-40.00
-3.30
2.00
-10.00
-10.00
-40.00
-42.00
-42.00
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, 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 -
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