Data Sheet

CER0232B
902.5 MHz Monoblock LR Series BPF
Rev 0 – Origin Date: July 11, 2005 – Revision Date: July 11, 2005
Features
• Low Ripple
• High Rejection
• Low Loss
Description
Surface mount, silver (Ag) coated ceramic
filter. Developed for use in GSM repeater and
base station applications, CTS Monoblock LR
Series Filters are designed to minimize ripple
and maximize rejection.
Weight: 12.25 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
Electrical Response
Passband Insertion Loss
Passband Return Loss
Passband Ripple
Attenuation:
Frequency
(MHz)
Spec. Over
Typical @ 25ºC Spec. @ 25ºC -40ºC to +85ºC
890 - 915
890 - 915
890 - 915
935 - 960
925
870
2.2 dB
13.0 dB
0.4 dB
53.0 dB
28.0 dB
33.0 dB
5 watt max
Power into any port
2.6 dB
10.0 dB
0.7 dB
50.0 dB
25.0 dB
30.0 dB
2.8 dB
10.0 dB
0.8 dB
50.0 dB
25.0 dB
30.0 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
CER0232B
902.5 MHz Monoblock LR Series BPF
Rev 0 – Origin Date: July 11, 2005 – Revision Date: July 11, 2005
Mechanical Drawing
Dim Nominal (mm)
A
B
C
D
E
F
G
H
I
Electrical response
-10
40
-20
30
-30
20
-40
10
-50
0
-60
-10
-70
-20
-80
-30
Filter Outline
-90
-40
Exposed Conductor
-100
-50
Solder Resist Over Dielectric
-0.25
-0.13
0.00
0.20
1.61
2.13
3.53
4.05
5.77
6.27
8.08
8.59
10.39
10.90
12.67
33.20
30.04
3.46
DIMENSION
0.20
Solder Resist Over Conductor
Packaging and Marking
REEL DIAMETER
REEL WEIGHT
REEL QUANTITY
33.40
33.20
50
30.39
29.37
980
0
27.60
26.58
960
24.16
23.64
21.83
21.25
940
19.39
18.85
16.98
16.44
14.59
14.07
920
12.21
11.68
9.82
9.28
900
6.84
5.84
880
PCB Layout
4.06
3.27
3.01
0.20
0.00
860
33.8
5.02
23.5
2.03
0.64
0.64
2.03
12.6
6.5
Tolerance (mm)
+/- or max
Max
0.25
0.13
0.13
0.13
0.13
0.13
Max
Max
UNITS SPECIFICATION
mm
kg
ea.
330
3.7
250
Customer Feed Direction
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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