Please read rating and !CAUTION (for storage and operating, rating, soldering and mounting, handling) in this PDF catalog to prevent smoking and/or burning, etc.
• Please read rating and !CAUTION (for storage and operating, rating, soldering and mounting, handling) in this catalog to prevent smoking and/or burning, etc.
This catalog has only typical specifications. Therefore, you are requested to approve our product specification or to transact the approval sheet for product specificaion before ordering.
• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specification or transact the approval sheet for product specification before ordering.
!Note
Note
P05E11.pdf 02.9.2
Ceramic Filters (CERAFILr)/ Ceramic Discriminators for Communications Equipment
CERAFILr Plastic Case Miniaturized Type CFWLA_A Series
11.0±0.5
MARKING
Ceramic filter CFWLA_A series are low profile high
EIAJ
CODE
selectivity ceramic filters which use 6 elements in
ladder form.
Connection
(1) :Input
(2)
They are best suitable to high-class transceivers,
cordless telephones and amateur radios.
0.8±0.1
0.6±0.1
(3) :Ground
}
(4)
(5) :Output
0.15
(in mm)
Marking
■ Features
1. Low profile, high selectivity.
2.9±0.3
2.6±0.3
1.2±0.5
2.9—±000.3..3
Type
CFWLA455KBFA-B0
CFWLA455KCFA-B0
CFWLA455KDFA-B0
CFWLA455KEFA-B0
CFWLA455KFFA-B0
CFWLA455KGFA-B0
CFWLA455KHFA-B0
CFWLA455KJFA-B0
B
C
D
E
F
G
HT
IT
(4)
(3)
(2) (1)
2. Available bandwidths are B to J as standard.
3. Easily mountable on any PC board.
(5)
2.3±0.5
2.0±0.3
4. Operating temperature range : -20 to +80 (degree C)
Storage temperature range: -40 to +85 (degree C)
Nominal Center
6dB
Stop
Stop Band
Attenuation
(dB)
Insertion
Loss
(dB)
Input/Output
Impedance
(ohm)
Ripple
(dB)
Part Number
Frequency (fn)Bandwidth Bandwidth
(kHz)
(kHz)
(kHz)
fn±15.0
min.
fn±30.0 max.
35 min.
4.0 max.
3.0 max.
CFWLA455KBFA-B0
CFWLA455KCFA-B0
CFWLA455KDFA-B0
CFWLA455KEFA-B0
CFWLA455KFFA-B0
CFWLA455KGFA-B0
CFWLA455KHFA-B0
CFWLA455KJFA-B0
455
1500
1500
1500
1500
2000
2000
2000
2000
[within 50dB][within fn±100kHz] [atminimum loss point][within fn±10kHz]
fn±12.5
min.
fn±24.0 max.35 min.4.0 max.3.0 max.
455
455
455
455
455
455
455
[within 50dB][within fn±100kHz] [atminimum loss point][within fn±8kHz]
fn±20.0 max.35 min.4.0 max.3.0 max.
fn±10.0
min.
[within 50dB][within fn±100kHz] [atminimum loss point][within fn±7kHz]
fn±7.5
min.
fn±15.0 max.35 min.6.0 max.3.0 max.
[within 50dB][within fn±100kHz] [atminimum loss point][within fn±5kHz]
fn±12.5 max.35 min.6.0 max.3.0 max.
fn±6.0
min.
[within 50dB][within fn±100kHz] [atminimum loss point][within fn±4kHz]
fn±4.5
min.
fn±10.0 max.35 min.6.0 max.2.0 max.
11
[within 50dB][within fn±100kHz] [atminimum loss point][within fn±3kHz]
fn±9.0 max.60 min.6.0 max.2.0 max.
fn±3.0
min.
[within 50dB][within fn±100kHz] [atminimum loss point][within fn±2kHz]
fn±2.0
min.
fn±7.5 max.60 min.7.0 max.2.0 max.
[within 50dB][within fn±100kHz] [atminimum loss point][within fn±1.5kHz]
For safety purposes, connect the output of filters to the IF amplifier through a D.C. blocking capacitor.Avoid applying a direct current to the output of ceramic filters.
The order quantity should be an integral multiple of the "Minimum Quantity" shown in package page in this catalog.
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