Data Sheet

CER0004A
1227.6 MHz GPS BPF
Rev 1 – Origin Date: July 11, 2005 – Revision Date: April 21, 2005
Features
• Low Loss
• Excellent Rejection
• Small Size
Description
Surface mount, silver (Ag) coated ceramic
filter. Developed for use in Military GPS L2
applications.
Weight: 2.13 grams typical
Material: Filter is composed of a ceramic
block coated with Ag.
Filter complies with RoHS standards.
Electrical Specifications
Parameter
Frequency (MHz) Typical @ 25ºC Spec. @ 25ºC
Passband Insertion Loss 1217.6 – 1237.6
1.10 dB
1.5 dB max
Passband Return Loss
1217.6 – 1237.6
16.0 dB
10.0 dB min
Attenuation:
1087.6
46.2 dB
35 dB min
1192.6
20.6 dB
7 dB max
1262.6
9.5 dB
7 dB min
1367.6
34.2 dB
30 dB min
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, desi gn 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
CER0004A
1227.6 MHz GPS
Rev 1 – Origin Date: July 11, 2005 – Revision Date: April 21, 2005
Mechanical Drawing
F
J
Dim Nominal (mm)
G
A
B
C
D
E
F
G
I
J
I
CL
E
D
Input
B
C
PCB Layout
0.00
0.56
2.13
Electrical response
7.17
8.73
9.40
10.97
11.54
A
2.80
4.40
Output
11.75
9.92
4.50
3.30
3.30
1.27
0.76
1.78
0.76
Tolerance (mm)
+/- or max
Max
Max
Max
0.127
0.127
0.127
0.127
0.127
0.127
10.04
11.54
5.30
6.24
0.00
1.50
-0.30
0.00
0.25
1.48
2.54
3.04
4.58
5.58
7.11
8.11
9.44
9.70
Packaging and Marking
DIMENSION
REEL DIAMETER
REEL WEIGHT
REEL QUANTITY
UNITS SPECIFICATION
mm
330
kg
2.7
ea.
700
Customer Feed Direction
Document No. 008-0256-0
Page 2 of 2
- CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 -
Rev. X4VH
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