SM Ceramic Filters
CFUCG & SFGCG
CFU & CFW Flat Group Delay Models
Model
Number
6dB Attenuation Attenuation Insertion Input/Output
Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
CFUS455BY
CFUS455CY
CFUS455DY
CFUS455EY
CFUS455FY
CFUS455GY
±15.00
±12.50
±10.00
±7.50
±6.00
±4.50
±35.00 40
±30.00 40
±25.00 40
±20.00 40
±17.50 40
±15.00 40
25
25
23
23
23
23
5 1500
6 1500
7 1500
8 1500
9 2000
10 2000
CFWS455BY
CFWS455CY
CFWS455DY
CFWS455EY
CFWS455FY
CFWS455GY
±15.00
±12.50
±10.00
±7.50
±6.00
±4.50
±35.00 50
±30.00 50
±25.00 50
±20.00 50
±17.50 50
±15.00 50
40
40
40
40
40
40
6 1500
7 1500
8 1500
9 1500
10 2000
11 2000
CFUM & CFWM Flat Group Delay Models
Model
Number
6dB Attenuation Attenuation Insertion Input/Output
Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
CFUM455BY
CFUM455CY
CFUM455DY
CFUM455EY
CFUM455FY
CFUM455GY
±15.00
±12.50
±10.00
±7.50
±6.00
±4.50
±35.00 40
±30.00 40
±25.00 40
±20.00 40
±17.50 40
±15.00 40
25
25
23
23
23
23
5 1500
6 1500
7 1500
8 1500
9 2000
10 2000
CFWM455BY
CFWM455CY
CFWM455DY
CFWM455EY
CFWM455FY
CFWM455GY
±15.00
±12.50
±10.00
±7.50
±6.00
±4.50
±35.00 50
±30.00 50
±25.00 50
±20.00 50
±17.50 50
±15.00 50
40
40
40
40
40
40
6 1500
7 1500
8 1500
9 1500
10 2000
11 2000
i Types 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
Surface Mount Ceramic Filters
6.30
(max)
7.50
(max)
4.00
(max)
4.00
6.80
(max)
CFUCG
Model
Number
6dB Attenuation Attenuation Insertion Input/Output
Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
CFUCG455D
CFUCG455E
CFUCG455F
CFUCG455G
±10.00
±7.50
±6.00
±4.50
±20.00 40
±15.00 40
±12.50 40
±10.00 40
27
27
27
25
4 1500
6 1500
6 1500
6 1500
CFUCG_X
Narrow band
Flat group delay
Model
Number
6dB Attenuation Attenuation Insertion Input/Output
Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
CFUCG455EX
CFUCG455FX
CFUCG455GX
CFUCG455HX
±7.50
±6.00
±4.50
±3.00
±17.50 40
±15.00 40
±12.50 40
±10.00 40
27
27
25
25
6 1500
6 1500
6 1500
7 1500
SFGCG
Model
Number
6dB Attenuation Attenuation Insertion Input/Output
Bandwidth Bandwidth ±100kHz Loss Impedance
(kHz) min (kHz@dB) (dB) min (dB) max (ohms)
SFGCG455AX ±17.50
SFGCG455BX ±15.00
SFGCG455CX ±12.50
SFGCG455DX ±10.00
SFGCG455EX ±7.50
±40.00 40
±35.00 40
±30.00 40
±25.00 40
±20.00 40
25
25
25
23
23
4 1000
5 1000
6 1000
7 1500
8 1500
Ordering Information
Model number
eg: CFUCG455D
SFGCG455DX
Suffix -TC denotes T&R (450pcs per reel)
eg: CFUCG455D-TC
Tel: +44 1460 256 100
08 Jun 1998
Fax: +44 1460 256 101
E-mail: sales@golledge.com
Web: www.golledge.com
