SFU455
SFU455 is Ceramic Filters manufactured by Murata.
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PIEZO FILTERS CERAMIC FILTERS FOR AM APPLICATIONS SFU450/455k Hz
The following filters were designed to address the needs of standard AM filtering requirements. These filters are remended for use in low cost products where economically, efficient designs are critical.
SPECIFICATIONS
Part Number
SFU455A
SFU450/455k Hz
3d B Bandwidth (k Hz) 10 (±3) Ripple (d B) max. 0 Selectivity F0 ± 9k Hz 4@- 10k Hz 6@+10k Hz 4@+10k Hz 6@- 10k Hz Termination Impedance (Ohms) max. 3k Spurious Response (d B) min. 10 (1~3MHz) Insertion Loss (d B) max. 5 Operating Temperature Range
- 10°C to +80°C
- 10°C to +80°C Withstanding Voltage
Center Frequency (k Hz) 455 ± 2 462 ± 2
SFU455B (connected to an IFT)
50V DC
10 (±3)
- 3k
10 (1~3MHz)
( ) Typ. value
PIEZO FILTERS
DIMENSIONS: mm SFU455
7.0 ± 0.3
3.5 ± 0.3
CIRCUIT
9.0 ± 0.3 3k⍀ ባ ቢ ቤ E2 3k⍀
3.5 +1.0
- 0.5 1.1 ± 0.1 0.8 ± 0.1 0.25 1.75 ± 0.5 0.1 2.5 ± 0.2 ቤ ባ ቢ Sealing 3
- 1.0 D.
.
S.S.G. Rg=50⍀ ee Data Sh
RF Voltmeter
SFU455B is designed to be connected with an I.F.T.
Available as standard through authorized Murata Electronics Distributors.
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CG01-J
Data Sheet 4 U...
