Data Sheet

CER0849C
Band 7 Duplexer
Revision A – Origin Date: October 22, 2015 – Revision Date: October 22, 2015
Features
• Low Loss
• Low Ripple
• High Crossover Rejection
Description
Surface mount, silver (Ag) coated ceramic
Duplexer.
Weight: 3.3 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
Low Band Response
Passband Iloss
Passband Iloss (20 MHz avg)
Passband Ripple
Passband Return Loss
Attenuation
High Band Response
Passband Iloss
Passband Iloss (20 MHz avg)
Passband Ripple
Passband Return Loss
Attenuation
Isolation
Rejection @ Low Band
Rejection @ High Band
Average power into any port
Peak power into any port
Frequency
(MHz)
2500-2570
2500-2570
2500-2570
2500-2570
2620-2690
Typical @ 25ºC
2.0 dB
1.7 dB
1.1 dB
14 dB
47.0 dB
Spec. @ 25ºC
2.4 dB max
2.0 dB max
1.3 dB max
12.0 dB min
45.0 dB min
Spec. Over
-40ºC to +85ºC
2.6 dB max
2.2 dB max
1.5 dB max
12.0 dB min
48.0 dB min
2620-2690
2620-2690
2620-2690
2620-2690
2500-2570
2.0 dB
1.7 dB
1.1 dB
14 dB
51 dB
2.4 dB max
2.0 dB max
1.3 dB max
12.0 dB min
50 dB min
2.6 dB max
2.2 dB max
1.5 dB max
12.0 dB min
48.0 dB min
2500-2570
2620-2690
52 dB
51 dB
50 dB min
50dB min
50 dB min
50 dB min
3 Watts max
30 Watts 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
Page 1 of 2
- CTS Electronic Components - www.ctscorp.com – 4800 Alameda Blvd NE, Albuquerque, NM 87113 -
CER0849C
Band 7 Duplexer
Revision A – Origin Date: October 22, 2015 – Revision Date: October 22, 2015
Mechanical Drawing
Dim
2535
A
B
*C
D
E
F
G
H
I
J
K
L
M
N
2655
Ant.
Electrical response
2400
0
2500
2600
Tolerance (mm)
+/- or max
0.64
0.25
28.48
max
0.33
min
3.90
0.3
9.45
0.13
10.80
0.13
1.02
0.13
0.51
0.13
0.51
0.13
1.02
0.13
5.00
max
4.10
max
4.90
max
1.07
0.13
*Indicates Reference Only
Nominal (mm)
PCB Layout
2700
2800
2635
Ant.
2535
-10
-20
-30
-40
-50
-60
-70
-80
Packaging and Marking
DIMENSION
REEL DIAMETER
REEL WEIGHT
REEL QUANTITY
UNITS SPECIFICATION
mm
kg
ea.
Customer Feed Direction
330
2.5
500
CTS
49C
YWW
CER0849B
Page 2 of 2
- CTS Electronic Components - www.ctscorp.com – 4800 Alameda Blvd NE, Albuquerque, NM 87113 -