Ceramic Filter
CFWLA
Features
«
«
«
«
High selectivity
Bandwidths from ±2ꢀ0kHz ~ 15ꢀ0kHz @ 6dB
Excellent GDT available for digital comms
Resin molded package for easy PCB mounting
11.50
(max)
7.50
(max)
Ordering Information
Global part number
eg: CFWLA455KGFA-B0
8.0
(max)
ͷ Suffix -B0 denotes bulk pack, 150pcs per box
ͷ Suffix -M0 denotes magazines - 50pcs per magazine
0.80
0.60
4.00
0.15
2.30
OUT
4.30
±0.3
GND
IN
1.20
ACTUAL SIZE
2.60 2.90 2.90
Scale 2:1
Standard Models
Murata
Global Part
Number
Old
Model
Number
Centre
6dB
50dB
Attenuation Insertion
Pass
Inband
Inband
Input/Output Operating
Frequency Bandwidth Bandwidth Fc ±100kHz
Loss
Band
Ripple GDT Deviation Impedance Temperature
Fc (kHz) (kHz) min (db @ kHz)
(dB) min
(dB) max (kHz) (dB) max
(ms) max
(ohms)
Range (°C)
CFWLA450KDFA-B0 CFWS450D
CFWLA450KEFA-B0 CFWS450E
CFWLA450KFFA-B0 CFWS450F
CFWLA450KGFA-B0 CFWS450G
CFWLA450KHFA-B0 CFWS450HT
CFWLA450KJFA-B0 CFWS450IT
450.0
450.0
450.0
450.0
450.0
450.0
±10.00
±±.50
±ꢀ.00
±4.50
±3.00
±2.00
±20.00
±15.00
±12.50
±10.00
±9.00
35
35
35
35
ꢀ0
ꢀ0
4
ꢀ
ꢀ
ꢀ
ꢀ
±
±±.0
±5.0
±4.0
±3.0
±2.0
±1.5
3.0
3.0
3.0
2.0
2.0
2.0
1500
1500
2000
2000
2000
2000
-20 to +80
-20 to +80
-20 to +80
-20 to +80
-20 to +80
-20 to +80
±±.50
CFWLA455KBFA-B0 CFWS455B
CFWLA455KCFA-B0 CFWS455C
CFWLA455KDFA-B0 CFWS455D
CFWLA455KEFA-B0 CFWS455E
CFWLA455KFFA-B0 CFWS455F
CFWLA455KGFA-B0 CFWS455G
CFWLA455KHFA-B0 CFWS455HT
CFWLA455KJFA-B0 CFWS455IT
455.0
455.0
455.0
455.0
455.0
455.0
455.0
455.0
±15.00
±12.50
±10.00
±±.50
±ꢀ.00
±4.50
±3.00
±2.00
±30.00
±24.00
±20.00
±15.00
±12.50
±10.00
±9.00
35
35
35
35
35
35
ꢀ0
ꢀ0
4
4
4
ꢀ
ꢀ
ꢀ
ꢀ
±
±10.0
±8.0
±±.0
±5.0
±4.0
±3.0
±2.0
±1.5
3.0
3.0
3.0
3.0
3.0
2.0
2.0
2.0
1500
1500
1500
1500
2000
2000
2000
2000
-20 to +80
-20 to +80
-20 to +80
-20 to +80
-20 to +80
-20 to +80
-20 to +80
-20 to +80
±±.50
Flat Group Delay Models
Murata
Global Part
Number
Old
Model
Number
Centre
6dB
50dB
Attenuation Insertion
Pass
Inband
Inband
Input/Output Operating
Frequency Bandwidth Bandwidth Fc ±100kHz
Loss
Band
Ripple GDT Deviation Impedance Temperature
Fc (kHz) (kHz) min (db @ kHz)
(dB) min
(dB) max (kHz) (dB) max
(ms) max
(ohms)
Range (°C)
CFWLA450KD1Y-B0 CFWS450DY
CFWLA450KF1Y-B0 CFWS450FY
CFWLA450KG1Y-B0 CFWS450GY
450.0
450.0
450.0
±10.00
±ꢀ.00
±4.50
±25.00
±1±.50
±15.00
40
40
40
8
10
11
±±.0
±4.0
±3.0
1.0
1.0
1.0
30
40
40
1500
2000
2000
-20 to +80
-20 to +80
-20 to +80
CFWLA455KB4Y-B0 CFWS455BY
CFWLA455KC4Y-B0 CFWS455CY
CFWLA455KD1Y-B0 CFWS455DY
CFWLA455KE1Y-B0 CFWS455EY
CFWLA455KF1Y-B0 CFWS455FY
CFWLA455KG1Y-B0 CFWS455GY
455.0
455.0
455.0
455.0
455.0
455.0
±15.00
±12.50
±10.00
±±.50
±ꢀ.00
±4.50
±35.00
±30.00
±25.00
±20.00
±1±.50
±15.00
40
40
40
40
40
40
ꢀ
±
8
9
10
11
±10.0
±8.0
±±.0
±5.0
±4.0
±3.0
1.0
1.0
1.0
1.0
1.0
1.0
30
30
30
30
40
40
1500
1500
1500
1500
2000
2000
-20 to +80
-20 to +80
-20 to +80
-20 to +80
-20 to +80
-20 to +80
Tel: +44 1460 256 100
Fax: +44 1460 256 101
E-mail: sales@golledgeꢀcom
Web: wwwꢀgolledgeꢀcom
04 Feb 2005