Data Sheet

CER0366A
1747.5 MHz Monoblock LR Series BPF
Rev 3 – Origin Date: March 7, 2006 – Revision Date: August 3, 2007
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: 9.5 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
Passband Insertion Loss
Passband Ripple
Passband Return Loss
Attenuation:
Frequency
(MHz)
1710 - 1785
1710 - 1785
1710 - 1785
1610 - 1690
1691 - 1700
1805 - 1880
2000 - 2200
2200 - 3000
Typical @
25ºC
1.7 dB
0.6 dB
15.0 dB
34.0 dB
12.5 dB
28.5 dB
33.0 dB
23.0 dB
2 Watt max.
Power into any port
Specification
@ 25ºC
2.2 dB
0.8 dB
12.0 dB
30.0 dB
10.0 dB
25.0 dB
30.0 dB
15.0 dB
Spec. over
-40ºC to +85ºC
2.5 dB
1.0 dB
12.0 dB
30.0 dB
10.0 dB
25.0 dB
30.0 dB
18.0 dB
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
CER0366A
1747.5 MHz Monoblock LR Series BPF
Rev 3 – Origin Date: March 7, 2006 – Revision Date: August 3, 2007
Mechanical Drawing
Dim
A
B
C
D
E
F
G
H
I
J
K
Electrical response
1600
1650
1700
1750
1800
1850
Nominal
(mm)
32.5
9.1
2.03
1.27
1.27
9.75
9.75
8.44
2.03
11.3
6.50
Tolerance (mm)
+/- or max
max
max
0.13
0.13
0.13
0.13
0.13
max
0.13
max
0.13
PCB Layout
1900
0
50
-10
40
-20
30
-30
20
-40
10
-50
0
-60
-10
-70
-20
-80
-30
-90
-40
-100
-50
OUTPUT
INPUT
Packaging and Marking
Customer Feed Direction
Under Construction
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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