CER0472A Datasheet, PDF (1/2 Pages) CTS Corporation – Surface mount, silver (Ag) coated ceramic duplexer.

Features
• Low Insertion Loss
• Low Ripple
• Excellent Rejection and Isolation
Description
Surface mount, silver (Ag) coated ceramic
duplexer. Developed for use in 900 MHz
Infrastructure Applications.
CER0472A
900 MHZ Duplexer
Rev 1 – Origin Date: October 6, 2006 – Revision Date: August 21, 2007
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.
Electrical Specifications
Parameter
Low Band Response (S21)
Passband Iloss
Passband Ripple
Passband Return Loss @ Port 2
Passband Return Loss @ Ant
Attenuation
High Band Response (S13)
Passband Iloss
Passband Ripple
Passband Return Loss @ Port 3
Passband Return Loss @ Ant
Attenuation
Isolation (S23)
Rejection @ Low Band
Rejection @ midpoint
Rejection @ High Band
Power into any port
Frequency
MHz
885 - 909
885 - 909
885 - 909
885 - 909
860 - 870
930 - 954
930 - 954
930 - 954
930 - 954
930 - 954
885 - 909
970 - 980
885 - 909
909 - 930
930 - 954
Typical
@ 25ºC
Specification Spec over
@ 25ºC
-40ºC to +85ºC
-1.50
0.70
-15.00
-15.00
-15.00
-50.00
-2.40
1.40
-12.00
-12.00
-10.00
-45.00
-2.50
1.50
-12.00
-12.00
-10.00
-45.00
-1.50
0.70
-15.00
-15.00
-50.00
-13.00
-2.40
1.40
-12.00
-12.00
-45.00
-10.00
-2.50
1.50
-12.00
-12.00
-45.00
-10.00
-53.00
40.00
-53.00
5 Watt max
-50.00
40.00
-50.00
-50.00
40.00
-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 Co_Drp_oor_cat_uion_m2_e00_n6 _tre_Nse_orve_.s a₀ll₀co₈p_-y₀rig₂ht₅s ₆in_-th₀e layout, design and configuration of the patterns on this product.” _{Page 1 of 2}
Rev. X4VH
- CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 -