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ELFC455G Schematic ( PDF Datasheet ) - TOKO

Teilenummer ELFC455G
Beschreibung (ELFC Type) AM Ladder Filters
Hersteller TOKO
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Gesamt 1 Seiten
ELFC455G Datasheet, Funktion
www.DataSheet4U.com
AM Ladder Filters for Surface Mounting
TYPE
ELFC
TYPE ELFC
Sealing
1.2±0.1
G
C 0.5
1.5
4.0
Sealing
IN OUT
1.0±0.1 1.0±0.1
1.3 (Unit : mm)
(1.0)
4.0
6.0
Sealing
(Unit : mm)
300
250
200
Pre-heating
150
100
50
Solderin
40sec
Slow cooling
Description
Ceramic ladder Filters for 455kHz band surface mounting.
May be used in combination with Ceramic Discriminator to
eliminate need for adjustment.
1~2min
5se 2min or more
Features
Bandwidth characteristics can be set to meet
www.DataSheet4U.comrequirements, l.e..from ±3kHz to ±10kHz.
Possibility of use in IF stages ladder filters which require
no adjustments.
±±
Applications
Wireless communications equipment, Transceivers, and
Equipment for Personal computer.
Wireless data communications equipment (Remote
Engine starter, Handheld companions).
TYPE ELFC
SELECTION GUIDE FOR STANDARD FILTERS
TOKO
Part
Number
ELFC455D
ELFC455E
ELFC455F
ELFC455G
ELFC455H
6dB Band
width
(kHz, Min.)
±10.0
± 7.5
± 6.0
± 4.5
± 3.0
40dB Band
width
(kHz, Max.)
±20.0
±15.0
±12.5
±10.0
± 9.0
Attenuation
(dB, Min.)
27.0
27.0
27.0
27.0
27.0
Insertion
Loss
(dB, Max.)
4.0
4.0
4.0
4.0
4.0
Input/Output
Impedance
()
1500
1500
1500
1500
1500
R1 (1) (2)
Test conditions
1. Rg+R1=R2=1.5k
Rg 2. Insertion loss
R2 E2
But E1: S.G open end output.
E1
(3)
E.V
S.G
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