Tel: +44 1460 256 100 Fax: +44 1460 256 101 E-mail: sales@golledge.com Web: www.golledge.com
08 Jun 1998
Model 6dB Attenuation Attenuation Insertion Input/Output
Number Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
Model 6dB Attenuation Attenuation Insertion Input/Output
Number Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
Ceramic Filters CFU & CFW
ACTUAL SIZE
8.00
8.00
4.00
0.20
3.30
4.30
2.70
1.20
OUT
IN GND
0.80
0.60
7.00
ACTUAL SIZE
6.50
6.30
3.50
0.15
1.50
4.30
2.60
0.70
OUT
IN
GND
2.50
0.70
0.50
6.50
ACTUAL SIZE
11.00
8.50
4.00
0.20
2.30
4.30
2.90
1.20
OUT
IN GND
2.902.60
0.80
0.60
7.00
ACTUAL SIZE
9.50
6.30
3.50
0.15
1.60
4.30
OUT
IN
GND
0.90
2.802.702.50
0.70
0.50
6.50
Scale 2:1 Scale 2:1
Scale 2:1 Scale 2:1
CFU Dimensions CFUM Dimensions
CFWS Dimensions CFWM Dimensions
CFU & CFWS Specifications CFUM & CFWM Specifications
CFU455B2 ±15.00 ±30.00 40 27 4 1500
CFU455C2 ±12.50 ±24.00 40 27 4 1500
CFU455D2 ±10.00 ±20.00 40 27 4 1500
CFU455E2 ±7.50 ±15.00 40 27 6 1500
CFU455F2 ±6.00 ±12.50 40 27 6 2000
CFU455G2 ±4.50 ±10.00 40 25 6 2000
CFU455HT ±3.00 ±9.00 40 35 6 2000
CFU455IT ±2.00 ±7.50 40 35 6 2000
CFWS455B ±15.00 ±30.00 50 35 4 1500
CFWS455C ±12.50 ±24.00 50 35 4 1500
CFWS455D ±10.00 ±20.00 50 35 4 1500
CFWS455E ±7.50 ±15.00 50 35 6 1500
CFWS455F ±6.00 ±12.50 50 35 6 2000
CFWS455G ±4.50 ±10.00 50 35 6 2000
CFWS455HT ±3.00 ±9.00 50 60 6 2000
CFWS455IT ±2.00 ±7.50 50 60 7 2000
CFUM455B ±15.00 ±30.00 40 27 4 1500
CFUM455C ±12.50 ±24.00 40 27 4 1500
CFUM455D ±10.00 ±20.00 40 27 4 1500
CFUM455E ±7.50 ±15.00 40 27 6 1500
CFUM455F ±6.00 ±12.50 40 27 6 2000
CFUM455G ±4.50 ±10.00 40 25 6 2000
CFUM455H ±3.00 ±9.00 40 35 6 2000
CFUM455I ±2.00 ±7.50 40 35 7 2000
CFWM455B ±15.00 ±30.00 50 35 4 1500
CFWM455C ±12.50 ±24.00 50 35 4 1500
CFWM455D ±10.00 ±20.00 50 35 4 1500
CFWM455E ±7.50 ±15.00 50 35 6 1500
CFWM455F ±6.00 ±12.50 50 35 6 2000
CFWM455G ±4.50 ±10.00 50 35 6 2000
CFWM455H ±3.00 ±9.00 50 55 6 2000
CFWM455I ±2.00 ±7.50 50 55 7 2000
Tel: +44 1460 256 100 Fax: +44 1460 256 101 E-mail: sales@golledge.com Web: www.golledge.com
08 Jun 1998
SM Ceramic Filters CFUCG & SFGCG
CFU & CFW Flat Group Delay Models
CFUM & CFWM Flat Group Delay Models
Model 6dB Attenuation Attenuation Insertion Input/Output
Number Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
Surface Mount Ceramic Filters
6.30
(max)
7.50
(max)
4.00
4.00
(max)
6.80
(max)
Model 6dB Attenuation Attenuation Insertion Input/Output
Number Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
Model 6dB Attenuation Attenuation Insertion Input/Output
Number Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
CFUCG
CFUCG_X Narrow band
Flat group delay
SFGCG
Model 6dB Attenuation Attenuation Insertion Input/Output
Number Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
Model number
eg: CFUCG455D
SFGCG455DX
Suffix -TC denotes T&R (450pcs per reel)
eg: CFUCG455D-TC
Ordering Information
iTypes with centre frequency 450kHz also available
For safety purposes, connect the output of filters to the IF
amplifier through a DC blocking capacitor. Avoid applying
a direct current to the output of ceramic filters
CFUM455BY ±15.00 ±35.00 40 25 5 1500
CFUM455CY ±12.50 ±30.00 40 25 6 1500
CFUM455DY ±10.00 ±25.00 40 23 7 1500
CFUM455EY ±7.50 ±20.00 40 23 8 1500
CFUM455FY ±6.00 ±17.50 40 23 9 2000
CFUM455GY ±4.50 ±15.00 40 23 10 2000
CFWM455BY ±15.00 ±35.00 50 40 6 1500
CFWM455CY ±12.50 ±30.00 50 40 7 1500
CFWM455DY ±10.00 ±25.00 50 40 8 1500
CFWM455EY ±7.50 ±20.00 50 40 9 1500
CFWM455FY ±6.00 ±17.50 50 40 10 2000
CFWM455GY ±4.50 ±15.00 50 40 11 2000
Model 6dB Attenuation Attenuation Insertion Input/Output
Number Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
CFUS455BY ±15.00 ±35.00 40 25 5 1500
CFUS455CY ±12.50 ±30.00 40 25 6 1500
CFUS455DY ±10.00 ±25.00 40 23 7 1500
CFUS455EY ±7.50 ±20.00 40 23 8 1500
CFUS455FY ±6.00 ±17.50 40 23 9 2000
CFUS455GY ±4.50 ±15.00 40 23 10 2000
CFWS455BY ±15.00 ±35.00 50 40 6 1500
CFWS455CY ±12.50 ±30.00 50 40 7 1500
CFWS455DY ±10.00 ±25.00 50 40 8 1500
CFWS455EY ±7.50 ±20.00 50 40 9 1500
CFWS455FY ±6.00 ±17.50 50 40 10 2000
CFWS455GY ±4.50 ±15.00 50 40 11 2000
CFUCG455D ±10.00 ±20.00 40 27 4 1500
CFUCG455E ±7.50 ±15.00 40 27 6 1500
CFUCG455F ±6.00 ±12.50 40 27 6 1500
CFUCG455G ±4.50 ±10.00 40 25 6 1500
CFUCG455EX ±7.50 ±17.50 40 27 6 1500
CFUCG455FX ±6.00 ±15.00 40 27 6 1500
CFUCG455GX ±4.50 ±12.50 40 25 6 1500
CFUCG455HX ±3.00 ±10.00 40 25 7 1500
SFGCG455AX ±17.50 ±40.00 40 25 4 1000
SFGCG455BX ±15.00 ±35.00 40 25 5 1000
SFGCG455CX ±12.50 ±30.00 40 25 6 1000
SFGCG455DX ±10.00 ±25.00 40 23 7 1500
SFGCG455EX ±7.50 ±20.00 40 23 8 1500
