Data Sheet

CER0728B
881.5 MHz BPF
Revision A – Origin Date: July 28, 2011 – Revision Date: July 28, 2011
Features
• Small Size
• Low Ripple
• High Rejection
Description
Surface mount, silver (Ag) coated barium
ceramic filter.
Weight: 8.42 grams typical.
Material: Filter is composed of a ceramic
block plated with Ag and a shield made of
nickel silver plated steel.
Filter complies with RoHS standards.
Electrical Specifications
Parameter
Passband 1 Iloss
Passband 2 Iloss
Passband 1 Ripple
Passband 2 Ripple
Passband 1 Return Loss
Passband 2 Return Loss
Attenuation
Frequency
MHz
Typical
@ 25ºC
Specification
@ 25ºC
Spec over
-40ºC to +85ºC
829 - 934
869 - 894
829 - 934
869 - 894
829 - 934
869 - 894
0.1 - 750
1050 - 1300
1300 - 2000
-1.30
-0.80
0.65
0.13
-14.70
-17.50
-80.00
-68.00
-49.00
-2.30
-2.10
1.00
0.25
-10.00
-12.00
-50.00
-60.00
-45.00
-2.50
-2.30
1.00
0.25
-10.00
-12.00
-50.00
-60.00
-40.00
Power into any port
2 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 - 4800 Alameda Blvd. NE – Albuquerque, NM 87113-
Rev. X1
CER0728B
881.5 MHz BPF
Revision – Origin Date: July 28, 2011 – Revision Date: July 28, 2011
Mechanical Drawing
Dim Nominal (mm)
A
B
C
D
E
F
G
H
I
J
K
Electrical response
600
700
800
900
PCB Layout
1000 1100 1200 1300 1400
0
25.47
11.46
1.02
0.51
0.51
8.51
8.51
6.50
1.02
12.56
4.06
Tolerance (mm)
+/- or max
Max
Max
0.13
0.13
0.13
0.13
0.13
Max
0.13
Max
0.13
10
-10
5
-20
0
-30
-5
-40
-10
-50
-15
-60
-20
-70
-25
-80
-30
-90
-35
-100
-40
Packaging and Marking
DIMENSION
REEL DIAMETER
REEL WEIGHT
REEL QUANTITY
UNITS SPECIFICATION
330
mm
3.6
kg
400
ea.
Customer Feed Direction
CTS
28B
YWW
Document No. 008-0256-0
Wo
Ao
Bo
Ko
Po
Inches/mm
Inches/mm
Inches/mm
Inches/mm
Inches/mm
1.732" / 44.0 0.571" / 14.5 1.012" / 25.7 0.268" / 6.8 0.787" / 20.0
Page 2 of 2
- CTS Electronic Components - www.ctscorp.com - 4800 Alameda Blvd. NE – Albuquerque, NM 87113-
Rev. X1