Data Sheet

CER0245E
1962.5 MHz BPF
Rev 2 – Origin Date: December 5, 2005 – Revision Date: July 30, 2007
Features
• Low Ripple
• High Rejection
• Low Loss
Description
Surface mount, silver (Ag) coated ceramic
filter. Developed for use in PCS applications.
Weight: 4.7 grams typical
Material: Filter is composed of a ceramic
block coated with Ag and a shield made of
nickel silver plated steel.
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
1930 - 1995
1930 - 1995
1930 - 1995
1930 - 1995
1850 - 1915
2075 - 3000
-1.9
0.2
-13.0
-13.0
-18.0
-15.0
-2.3
0.8
-10.0
-10.0
-15.0
-12.0
-2.5
1.0
-10.0
-10.0
-15.0
-12.0
Power into any port
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
CER0245E
1962.5 MHz BPF
Rev 2 – Origin Date: December 5, 2005 – Revision Date: July 30, 2007
Mechanical Drawing
Input
Output
Electrical response
1780
1830
1880
1930
1980
Dim
Nominal (mm)
A
B
C
D
E
F
G
H
I
J
16.42
4.2
5.3
4.85
5.7
0.51
0.51
1.02
1.02
6.8
Tolerance (mm)
+/- or max
max
0.13
0.13
max
max
0.13
0.13
0.13
0.13
max
PCB Layout
2030
2080
2130
2180
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.
Document No. 008-0256-0
330
3.1
500
Page 2 of 2
- CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 -
Rev. X4VH