FILTERS
FILTERS FOR COMMUNICATIONS EQUIPMENT MINIATURE, G.D.T. FLAT TYPE CFUM/CFWM455२Y SERIES
Ceramic filter CFUM/CFWM455२Y Ser...
Description
FILTERS FOR COMMUNICATIONS EQUIPMENT MINIATURE, G.D.T. FLAT TYPE CFUM/CFWM455२Y SERIES
Ceramic filter CFUM/CFWM455२Y Series are miniature and highperformance filters. These filters, while only 6.3mm high, are 60% the volume of conventional types (CFUS/CFWS Series). Well suited for miniaturizing the communications equipment, especially for a cellular phone.
FEATURES
s Miniature, flat G.D.T. characteristics s Suitable for a cellular phone s A variety of bandwidths are
available.
s Operating temperature range: –20°C to +80°C Storage temperature range: –40°C to +85°C
s Available for 450kHz and 455kHz
DIMENSIONS: mm CFUM455२Y
6.5
6.5
CFWM455२Y
9.5
6.5
6.3
4-0.15 ± 0.05
3.5
2.4 1.8 0.8 0.7
ቢባ ቤብ
4.3 1.0
0.7± 0.1
0.5 ± 0.1
Connection ቢ Input ባ Output ቤ ብ Ground Tol. without notice: ±0.3mm
6.3
5-0.15 ± 0.05
3.5
2.5 2.7 2.8 0.9
ቢባ ቤብቦ
0.7
4.3 1.0
0.7± 0.1
0.5 ± 0.1
Connection ቢ Input ባ Output ቤ ብ ቦ Ground Tol. without notice: ±0.3mm
SPECIFICATIONS
Part Number
CFUM455BY CFUM455CY CFUM455DY CFUM455EY CFUM455FY CFUM455GY
Nominal Center Frequency (kHz)
455 ± 1.5 455 ± 1.5 455 ± 1.0 455 ± 1.0 455 ± 1.0 455 ± 1.0
6dB Bandwidth (kHz) min.
±15 ±12.5 ±10 ±7.5 ±6 ±4.5
40dB Bandwidth (kHz) max.
±35 ±30 ±25 ±20 ±17.5 ±15
Part Number
Nominal Center 6dB Bandwidth 50dB Bandwidth
Frequency (kHz)
(kHz) min.
(kHz) max.
CFWM455BY
455 ± 1.5
±15
±35
CFWM455CY
455 ± 1.5
±12.5
±30
CFWM455DY
455 ± 1.0
±10
±25
CFWM455EY
455 ± 1.0
±7.5
±20
CFWM455FY
455 ± 1.0
±...
Similar Datasheet