Data Sheet

KFF6444A
1090 MHz TCAS BPF
Rev 0 – Origin Date: July 11, 2005 – Revision Date: July 11, 2005
Features
• Narrow Bandwidth
• Excellent Rejection
• Good Power Handling
Description
Surface mount, silver (Ag) coated ceramic
filter. Developed for use in TCAS
applications
Weight: 15.1 grams typical
Material: Filter is composed of a ceramic
block plated with Ag.
Filter complies with RoHS standards.
Electrical Specifications
Parameter
Passband Insertion Loss
Passband Return Loss
Attenuation
Attenuation
Power Rating
Impedance
Frequency
(MHz)
1085-1095
1085-1095
1065
1113
Typical @ 25ºC
4.2 dB
10.5 dB
57.2 dB
67.3 dB
Spec. @
25ºC
4.5 dB max
10.0 dB min
55.0 dB min
55.0 dB min
5W
50 Ω
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
KFF6444A
1090 MHz TCAS BPF
Rev 0 – Origin Date: July 11, 2005 – Revision Date: July 11, 2005
Mechanical Drawing
Electrical response
Dim
Nominal (mm)
Tolerance (mm)
+/- or max
A
B
C
D
E
F
G
I
J
47.921
10.287
7.850
18.212
18.212
2.032
0.635
1.397
0.635
max
max
max
0.127
0.127
0.127
0.127
0.127
0.127
PCB Layout
Packaging and Marking
7 15 Slot Foam Trays
(210 per box max)
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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