Data Sheet

KFF6450A
1643.5 Mhz InMarSat BPF
Rev 1 – Origin Date: July 11, 2005 – Revision Date: September 21, 2007
Features
• Low Loss
• Excellent Low Side Rejection
• Small Size
Description
Surface mount, silver (Ag) coated ceramic
filter. Developed for use in InMarSat
applications.
Weight: 1.2 grams typical.
Material: Filter is composed of a ceramic
block plated with Ag.
Filter complies with RoHS standards.
Electrical Specifications
Spec. Over
Parameter
Frequency (MHz) Typical @ 25ºC Spec. @ 25ºC -40ºC to +85ºC
Passband Insertion Loss
1626.5 to 1660.5
1.36 dB
2.2 dB max
2.5 dB max
Passband Ripple
1626.5 to 1660.5
0.4 dB
0.8 dB max
1.0 dB max
Passband Return Loss @ Input 1626.5 to 1660.5
14.0 dB
10.0 dB min
9.5 dB max
Attenuation:
1576.5
38.0 dB
30.5 dB min
30.0 dB max
1751.5
26.9 dB
24.5 dB min
24.0 dB max
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
- CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 -
Rev. X4VH
KFF6450A
1643.5 Mhz InMarSat BPF
Rev 1 – Origin Date: July 11, 2005 – Revision Date: September 21, 2007
Mechanical Drawing
Dim
A
B
C
D
E
F
G
H
I
J
Tolerance (mm)
Nominal
(mm)
+/- or max
11.748
Max
7.29
Max
4.496
Max
3.302
0.13
3.302
0.13
1.27
0.13
0.762
0.13
1.27
0.762
0.13
0.13
PCB Layout
Electrical response
Packaging and Marking
DIMENSION
REEL DIAMETER
REEL WEIGHT
REEL QUANTITY
UNITS SPECIFICATION
mm
kg
Per reel
330
1.9
800
Customer Feed Direction
450
YWW
Document No. 008-0256-0
450
YWW
Page 2 of 2
- CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 -
Rev. X4VH
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