Data Sheet

CER0246C
1747.5 MHz Monoblock LR Series BPF
Rev 4 – Origin Date: August 10, 2005 – Revision Date: January 30, 2006
Features
• Low Ripple
• High Rejection
• Low Loss
Description
Surface mount, silver (Ag) coated ceramic
filter. Developed for use in DCS repeater and
base station applications, CTS Monoblock LR
Series Filters are designed to minimize ripple
and maximize rejection.
Weight: 4.7 grams typical
Material: Filter is composed of a ceramic
block coated with Ag and a shield made of
nickel silver plated steel.
Filter complies with RoHS standards.
Electrical Specifications
Parameter
TX to Antenna Response
Passband Iloss
Passband Ripple
Passband Return Loss @ TX
Passband Return Loss @ Ant
Attenuation
Frequency
MHz
Typical
@ 25ºC
Specification
@ 25ºC
Spec over
-40ºC to +85ºC
1710 - 1785
1710 - 1785
1710 - 1785
1710 - 1785
1690
1805 - 1880
1795
-2.7
1.4
-14.0
-14.0
-20.0
-30.0
-21.0
-3.0
1.8
-10.0
-10.0
-10.0
-25.0
-18.0
-3.3
2.0
-10.0
-10.0
-10.0
-25.0
-18.0
Power into any port
5 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
CER0246C
1747.5 MHz Monoblock LR Series BPF
Rev 4 – Origin Date: August 10, 2005 – Revision Date: January 30, 2006
Mechanical Drawing
Electrical response
1650
0
1675
1700
1725
1750
Dim
Nominal (mm)
B
C
D
F
G
H
I
J
K
L
27.9
7.23
15.97
1.14
1.02
1.02
1.14
7.7
6.6
6.2
Tolerance (mm)
+/- or max
max
0.25
0.13
0.13
0.13
0.13
0.13
max
max
max
PCB Layout
1775
1800
1825
1850
40
-10
30
-20
20
-30
10
-40
0
-50
-10
-60
-20
-70
-30
-80
-40
OUT
IN
Packaging and Marking
Customer Feed Direction
DIMENSION
REEL DIAMETER
REEL WEIGHT
REEL QUANTITY
UNITS SPECIFICATION
mm
kg
ea.
Document No. 008-0256-0
330
3.1
500
Page 2 of 2
- CTS Electronic Components - www.ctscorp.com - 171 Covington Drive - Bloomingdale, IL 60108 -
Rev. X4VH
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