KFF6669C
W-CDMA Duplexer
Preliminary D – Origin Date: March 5, 2010 – Revision Date: August 29, 2012
Features
• Less then 2 mm Board Height
• Low Insertion Loss
• Excellent rejection
Description
Surface mount, silver (Ag) coated ceramic
duplexer.
Weight: 0.46 grams typical
Material: Filter is composed of a
Tin zirconate based ceramic block plated
with Ag.
Filter complies with RoHS standards.
Electrical Specifications
Frequency
Typical
@ 25ºC
Specification
@ 25ºC
Spec. Over
-40ºC to +85ºC
Parameter
Low band to Antenna Response
Passband Insertion Loss
Passband Ripple
Passband Return Loss @ Low band
Passband Return Loss @ ANT
Attenuation:
(MHz)
1920-1980
1920-1980
1920-1980
1920-1980
2110-2170
2300-2360
-1.25
0.30
-15.00
-15.00
-48.60
-43.50
-1.50
0.50
-12.00
-12.00
-45.00
-40.00
-1.70
0.70
-12.00
-12.00
-45.00
-40.00
Antenna to High band Response
Passband Insertion Loss
Passband Ripple
Passband Return Loss @ High band
Passband Return Loss @ ANT
Attenuation:
2110-2170
2110-2170
2110-2170
2110-2170
1920-1980
2300-2360
-1.70
0.30
-12.40
-12.40
-52.50
-30.80
-2.00
0.50
-12.00
-12.00
-50.00
-25.00
-2.20
0.70
-12.00
-12.00
-50.00
-25.00
Low band to High band Response
Rejection @ Low band
Rejection @High band
1920-1980
2110-2170
-52.00
-48.00
-50.00
-46.00
-50.00
-46.00
Power into any port
2 W 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
Return Loss
Stopbands
0.1 dB
1.0 dB
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.
•CTSDCoorpcouramtione2n00t6Nreose.rve0s0al8l c-o0py2rig5h6ts-i0n the layout, design and configuration of the patterns on this producPt.” age 1 of 2
Rev. X4VH
- CTS Electronic Components - www.ctscorp.com – 4800 Alameda Blvd NE, Albuquerque, NM87113 -