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BLFC450B

Description
Ceramic BPF, 0.45MHz, LEAD FREE PACKAGE-3
CategoryAnalog mixed-signal IC    filter   
File Size179KB,2 Pages
ManufacturerTOKO, INC.
Websitehttps://www.murata.com/
Download Datasheet Parametric View All

BLFC450B Overview

Ceramic BPF, 0.45MHz, LEAD FREE PACKAGE-3

BLFC450B Parametric

Parameter NameAttribute value
Reach Compliance Codeunknown
Other featuresHIGH SELECTIVITY
Center frequency or cutoff frequency (fo/fc)0.45 MHz
filter typeCERAMIC BPF
high8 mm
Input/output impedance1500 OHM
Maximum insertion loss4 dB
length8 mm
Manufacturer's serial numberLFC
Installation typeTHROUGH HOLE MOUNT
physical sizeL8.0XB7.0XH8.0 (mm)/L0.315XB0.276XH0.315 (inch)
width7 mm
Base Number Matches1
LFC/LFCM
AM CERAMIC FILTERS
Description
• AM Ceramic filters are connected in a ladder structure
and are available as either 4/6 element devices
• Bandwidths from 6 to 30 kHz
Dimensions
Features
• 450, 455 kHz, (460kHz and 486kHz by special request)
• High selectivity
• Compact package
• Version with group delay variations specified also available
• Lead-free terminations
LFC
Unit: mm
Applications
• AM radio cassettes, AM stereo sets
• Cordless telephones, pagers
• Two-way radios
LFCM
Unit: mm
STANDARD FILTERS SELECTION GUIDE
TYPE LFC/LFCM
TOKO
Part
Number
LFC
ALFC455H
ALFC455G
ALFC455F
ALFC455E
BLFC455D
BLFC455C
BLFC455B
LFCM
ALFCM455H
ALFCM455G
ALFCM455F
ALFCM455E
BLFCM455D
BLFCM455C
BLFCM455B
Center *
Frequency
(kHz)
455±1.0
455±1.0
455±1.0
455±1.0
455±2.0
455±2.0
455±2.0
455±1.0
455±1.0
455±1.0
455±1.0
455±2.0
455±2.0
455±2.0
Bandwidth
at 6 dB
(kHz)
±3.0 min.
±4.5 min.
±6.0 min.
±7.5 min.
±10.0 min.
±12.5 min.
±15.0 min.
±3.0 min.
±4.5 min.
±6.0 min.
±7.5 min.
±10.0 min.
±12.5 min.
±15.0 min.
Bandwidth
at 40 dB
(kHz)
±9.0 min.
±10.0 min.
±12.5 min.
±15.0 min.
±20.0 min.
±24.0 min.
±30.0 min.
±9.0 min.
±10.0 min.
±12.5 min.
±15.0 min.
±20.0 min.
±24.0 min.
±30.0 min.
Attenuation
fo ± 100 KHz
(dB)
25.0 max.
25.0 max.
27.0 max.
27.0 max.
27.0 max.
27.0 max.
27.0 max.
25.0 max
25.0 max
27.0 max
27.0 max
27.0 max
27.0 max
27.0 max
Insertion
Loss
(dB)
6.0 max.
6.0 max.
6.0 max.
6.0 max.
4.0 max.
4.0 max.
4.0 max.
6.0 max.
6.0 max.
6.0 max.
6.0 max.
4.0 max.
4.0 max.
4.0 max.
Input/Output
Impedance
(kΩ)
2.0
2.0
2.0
1.5
1.5
1.5
1.5
2.0
2.0
2.0
1.5
1.5
1.5
1.5
* For 450kHz, substitute 450 for 455 in part number.
August 2005
© 2005 TOKO America, Inc.
All Rights Reserved
Printed in USA
CF-317-LFC/M
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