Data Sheet

CER0477A
1900 MHz Diplexer
Rev 2 – Origin Date: June 29, 2007 – Revision Date: September 14, 2007
Features
• Low Loss
• Excellent Rejection
• Excellent Power Handling
Description
Surface mount, silver (Ag) coated ceramic
duplexer. Developed for use in both
subscriber and infrastructure Applications.
Weight: 6.9 grams typical
Material: Filter is composed of a ceramic
block plated with Ag and a shield made of
nickel silver plated steel.
Filter complies with RoHS standards.
Electrical Specifications
Parameter
Low Band Response (S31)
Passband Iloss
Passband Ripple
Passband Return Loss @ Port 1
Passband Return Loss @ Port 2
Attenuation
High Band Response (S12)
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
Typical
@ 25ºC
Specification
@ 25ºC
Spec over
-40ºC to +80ºC
1710 - 1880
1710 - 1880
1710 - 1880
1710 - 1880
1920 - 2170
-1.60
1.00
-12.50
-12.50
-43.00
-1.80
1.30
-10.00
-10.00
-40.00
-2.00
1.50
-10.00
-10.00
-40.00
1920 - 2170
1920 - 2170
1920 - 2170
1920 - 2170
1710 - 1880
-1.65
1.00
-12.50
-12.50
-43.00
-2.00
1.30
-10.00
-10.00
-40.00
-2.20
1.50
-10.00
-10.00
-40.00
1710 - 1880
1920 - 2170
-46.50
-46.50
-44.00
-44.00
-44.00
-44.00
2 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
- CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 -
Rev. X4VH
CER0477A
1900 MHz Diplexer
Rev 2 – Origin Date: June 29, 2007 – Revision Date: September 14, 2007
Mechanical Drawing
Port 2
Port 2
Port 1
Port 1
Dim
Nominal (mm)
A
B
C
D
E
F
G
H
I
J
K
40.5
7.8
6.3
16.17
16.27
1.14
1.02
3.14
1.14
1.02
5.00
Port 3
Port 3
Tolerance (mm)
+/- or max
Max.
Max.
Max.
0.13
0.13
0.13
0.13
0.13
0.13
0.13
Max.
Packaging and Marking
Port 3
Port 1
Port 2
Electrical response
1600
0
1700
1800
1900
2000
PCB Layout
2100
2200
-10
40
-20
30
-30
20
-40
10
-50
0
-60
-10
-70
-20
-80
-30
-90
-40
-100
-50
Document No. 008-0256-0
DIMENSION
2300
50
UNITS SPECIFICATION
REEL DIAMETER
REEL WEIGHT
REEL QUANTITY
mm
kg
ea.
330
2.0
250
CTS
477
YWW
Customer Feed Direction
Wo
Ao
Bo
Ko
Po
Inches/mm
Inches/mm
Inches/mm
Inches/mm
Inches/mm
2.205"/56
0.319"/8.1 0.1.606"/40.8 0.260"/6.6
0.630"/16.00
Page 2 of 2
- CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 -
Rev. X4VH
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