CTS KFF6637A

Model KFF6637A
Ceramic Monoblock
Duplex Filter
®
WIRELESS COMPONENTS
Features:
• Small Size
• High Performance
• SMD
Description and
Applications:
This monoblock Duplexer filter is
primarily designed for US PCS
applications at 1850-1990 MHz.
Electrical Specifications
Antenna to TX Response
Insertion Loss
Return Loss
Rejection @ RX Band
Rejection
Frequency
1850 MHz to 1910 MHz
1930 MHz to 1990 MHz
1720 MHz to 1780 MHz
Antenna to RX Response
Insertion Loss
Return Loss
Rejection @ TX Band
1930 MHz to 1990 MHz
1850 MHz to 1910 MHz
Specifications @ 25º C
4.2 dB max.
10.0 dB min.
55.0 dB min.
TX to RX Response
Rejection @ RX Band
Rejection @ TX Band
Frequency
1930 MHz to 1990 MHz
1850 MHz to 1910 MHz
Specifications @ 25º C
39.0 dB min.
56.0 dB min.
Power Rating
Impedance
Frequency
Specifications @ 25º C
3.6 dB max.
10.0 dB min.
37.0 dB min.
25.0 dB min.
3W
50 Ω
NOTE: Supplier shall test each filter to the critical electrical specifications listed above or better. Any subsequent audits may deviate due to measurement
repeatability among different test systems. Such deviations shall not exceed the following limits:
Specification
Insertion Loss
Return Loss
Stopbands
Typical Allowance
0.1 dB
1.0 dB
1.0 dB
Rev. 1
CTS CORPORATION / MANUFACTURER OF RELIABLE ELECTRONIC COMPONENTS
®
WIRELESS COMPONENTS
MODEL KFF6637A
Typical Response Curve
Mechanical Dimensions
All dimensions in mm
Part Marking
PC Board Layout
Packaging
Reel Quantity: 500 pcs. max.
Reel Weight: 4.5 lbs. max.
Y = LAST DIGIT OF YEAR
WW = SEQUENTIAL WEEK NUMBER
Contact Information:
CTS WIRELESS COMPONENTS, INC. / 171 Covington Drive / Bloomingdale, IL 60108
PHONE: (800) 757-6686 / www.ctscorp.com
Document Control #6287079Y01 Rev 1
Date of Origin 04/18/01
Date of Revision 04/18/01
THIS DATA SHEET IS NOT AN OFFER FOR SALE AND SHALL NOT OBLIGATE CTS TO SELL THE PRODUCTS DESCRIBED HEREIN OR ANY OTHER PRODUCTS. CTS MAY, IN ITS SOLE DISCRETION, MODIFY OR DISCONTINUE
THE SALE OF ITS PRODUCTS AT ANY TIME WITHOUT NOTICE. CTS MAKES NO WARRANTY, INCLUDING WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, WITH RESPECT TO THE
PRODUCTS REFERENCED OR INFORMATION PROVIDED HEREIN.
CTS® is a registered trademark of CTS Corporation.