Data Sheet

CER0686A
722 MHz Duplexer
Revision B – Origin Date: October 29, 2008 – Revision Date: July 28, 2011
Features
• Low Loss
• High Rejection
• Low Ripple
Description
Surface mount, Silver (Ag) coated ceramic
filter.
Weight: 15.8 grams typical
Material: Filter is composed of a ceramic
block plated with Ag.
Filter complies with RoHS standards.
Electrical Specifications
Parameter
Low Band Response
Passband Iloss
Passband Ripple
Passband Return Loss Forward
Passband Return Loss Reverse
Attenuation
High Band Response
Passband Iloss
Passband Ripple
Passband Return Loss Forward
Passband Return Loss Reverse
Attenuation
Isolation
Rejection @ Low Band
Rejection @ High Band
Frequency
MHz
Typical
@ 25ºC
Specification
@ 25ºC
Spec over
-40ºC to +85ºC
698 - 716
698 - 716
698 - 716
698 - 716
728 - 746
-2.2
1.7
-14.2
-15.1
-52.7
-3.30
2.40
-10.50
-10.50
-39.00
-3.50
2.50
-10.00
-10.00
-38.00
728 - 746
728 - 746
728 - 746
728 - 746
698 - 716
-3.1
2.0
-12.3
-12.5
-67.5
-3.60
2.90
-10.50
-10.50
-52.00
-3.80
3.00
-10.00
-10.00
-51.00
698 - 716
728 - 746
-65.9
-56.1
-52.00
-41.00
-51.00
-40.00
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 - 4800 Alameda Blvd. NE – Albuquerque, NM 87113-
CER0686A
722 MHz Duplexer
Revision B – Origin Date: October 29, 2008 – Revision Date: July 28, 2011
Mechanical Drawing
Dimension Nominal (mm)
707
A
B
C
D
E
F
G
H
I
J
K
M
737
33.73
15.80
1.63
0.86
0.86
16.87
16.87
6.56
1.63
16.50
11.79
11.79
Tolerance (mm) +/-
0.27
max
0.13
0.13
0.13
0.13
0.13
max
0.13
max
0.13
0.13
PCB Layout
Electrical response
Frequency MHz
667
687
707
727
747
767
787
10
-10
5
-20
0
-30
-5
-40
-10
-50
-15
-60
-20
-70
-25
-80
-30
-90
-35
-100
-40
737
707
Return Loss dB
Attenuation dB
647
0
Packaging and Marking
DIMENSION
REEL DIAMETER
REEL WEIGHT
REEL QUANTITY
UNITS
SPECIFICATION
mm
kg
ea.
558.8
5.53
350
Customer Feed Direction
Product Marking
CTS
686
YWW
Document No. 008-0256-0
Wo
Ao
Bo
Ko
Po
Inches/mm
Inches/mm
Inches/mm
Inches/mm
Inches/mm
2.205"/56.0
0.661"/16.8
1.35"/34.3
0.270"/6.85
0.945"/24.0
Page 2 of 2
Rev. X4VH
- CTS Electronic Components - www.ctscorp.com - 4800 Alameda Blvd. NE – Albuquerque, NM 87113-
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