Data Sheet

CER0787B
2.6 GHz Duplexer
Revision A – Origin Date: July 28, 2011 – Revision Date: July 28, 2011
Features
• Low Loss
• High Rejection
• Low Ripple
Description
Surface mount, silver (Ag) coated ceramic
duplexer. Developed for use in 2.6 GHz
Infrastructure applications.
Weight: Approximately 30.0 grams typical
Material: Filter is composed of a ceramic
block plated with Ag and a shield made of
sin silver plated steel.
Filter complies with RoHS standards.
Electrical Specifications
Parameter
Low Band Response
Passband Iloss
Passband Ripple
Passband Return Loss @ Ant
Passband Return Loss @ Low Band
Attenuation
High Band Response
Passband Iloss
Passband Ripple
Passband Return Loss @ Ant
Passband Return Loss @ High Band
Attenuation
Isolation
Rejection @ Low Band
Rejection @ High Band
Frequency
MHz
Typical
@ 25ºC
Specification
@ 25ºC
Spec over
-40ºC to +85ºC
2500 - 2570
2500 - 2570
2500 - 2570
2500 - 2570
0.1 - 2380
2620 - 2690
-1.60
0.70
-14.00
-14.00
-38.00
-50.00
-1.80
0.90
-12.00
-12.00
-35.00
-48.00
-2.10
1.10
-12.00
-12.00
-35.00
-48.00
2620 - 2690
2620 - 2690
2620 - 2690
2620 - 2690
0.1 - 2500
2500 - 2570
-1.50
0.70
-14.00
-14.00
-52.00
-50.00
-1.70
0.80
-12.00
-12.00
-50.00
-48.00
-2.00
1.00
-12.00
-12.00
-50.00
-48.00
2500 - 2570
2620 - 2690
-51.00
-51.00
-48.00
-48.00
.
Power into any port
-48.00
-48.00
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 - 4800 Alameda Blvd NE – Albuquerque, NM 87113 -
CER0787B
2.6 GHz Duplexer
Revision A – Origin Date: July 28, 2011 – Revision Date: July 28, 2011
Mechanical Drawing
Dim
Low Band
Ant.
A
B
C
D
E
F
G
H
I
J
K
L
M
N
High Band
Nominal Tolerance (mm)
(mm)
+/- or max
61.85
max
6.43
27.82
19.49
2.03
1.27
1.27
2.03
8.63
6.30
8.00
2.20
0.25
0.13
0.13
0.13
0.13
0.13
0.13
max
Max
max
0.13
PCB Layout
High Band
Packaging and Marking
Product is shipped in preformed foam trays
5 Trays containing 12 slots with 2 filters per
slot. 5 Trays per box. Total 120 filters per box
Ant
Low Band
Electrical response
2350
2450
2550
2650
2750
0
40
-10
30
-20
20
-30
10
-40
0
-50
-10
-60
-20
-70
-30
-80
-40
Part Marking: CTS 87B YWW
Document No. 008-0256-0
Page 2 of 2
Rev. X4VH
- CTS Electronic Components - www.ctscorp.com – 4800 Alameda Blvd NE – Albuquerque, NM 87113 -
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