CTS CER0821B Surface mount, silver (ag) coated neodymium ceramic filter. Datasheet

CER0821B
2140 MHz BPF
Revision A – Origin Date: July 28, 2011 – Revision Date: July 28, 2011
Features
• Low Loss
• High Rejection
• Excellent Return Loss
Description
Surface mount, silver (Ag) coated
neodymium ceramic filter. Developed for
use in 880 MHz infrastructure applications.
Weight: 2.6 grams typical
Material: Filter is composed of a ceramic
block plated with Ag.
Filter complies with RoHS standards.
Electrical Specifications
Parameter
Passband Iloss
Passband Ripple
Passband Return Loss @ Port 1
Passband Return Loss @ Port 2
Attenuation
Frequency
MHz
Typical
@ 25ºC
Specification
@ 25ºC
Spec over
-40ºC to +85ºC
2070 - 2210
2070 - 2210
2070 - 2210
2070 - 2210
1 - 1600
1600 - 1900
1920 - 1980
1980 - 2031
2250 - 2300
2300 - 2450
2450 - 2600
2600 - 3000
-1.8
0.8
-16.0
-16.0
-52.0
-47.0
-35.0
-16.3
-16.8
-43.0
-41.0
-34.0
-2.3
1.1
-14.0
-14.0
-48.0
-40.0
-25.0
-15.0
-15.0
-20.0
-35.0
-28.0
-2.5
1.2
-14.0
-14.0
-48.0
-40.0
-25.0
-15.0
-15.0
-20.0
-35.0
-28.0
Power into any port
1 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 87114 -
CER0821B
2140 MHz BPF
Revision A – Origin Date: July 28, 2011 – Revision Date: July 28, 2011
Mechanical Drawing
Dim Nominal (mm)
14.60
5.39
1.02
0.64
0.64
5.78
5.60
4.50
1.02
A
B
C
D
E
F
G
H
I
Electrical response
Tolerance (mm)
+/- or max
Max
Max
0.13
0.13
0.13
0.13
0.13
Max
0.13
PCB Layout
1700 1780 1860 1940 2020 2100 2180 2260 2340 2420 2500
0
40
-10
30
-20
20
-30
10
-40
0
-50
-10
-60
-20
-70
-30
-80
-40
Packaging and Marking
Customer Feed Direction
DIMENSION
REEL DIAMETER
REEL WEIGHT
REEL QUANTITY
UNITS SPECIFICATION
mm
kg
ea.
CTS
821
YWW
Document No. 008-0256-0
330
2.3
250
Wo
Ao
Bo
Ko
Po
Inches/mm
Inches/mm
Inches/mm
Inches/mm
Inches/mm
0.945"/24
0.215"/5.46
0.575"/14.6
0.177"/4.5
0.630"/16
Page 2 of 2
Rev. X4VH
- CTS Electronic Components - www.ctscorp.com – 4800 Alameda Blvd NE, Albuquerque, NM87114 -
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