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B78408-A1619-A3

Description
5MHz - 862MHz RF TRANSFORMER
CategoryPower management    transformer   
File Size117KB,2 Pages
ManufacturerEPCOS (TDK)
Environmental Compliance
Download Datasheet Parametric View All

B78408-A1619-A3 Overview

5MHz - 862MHz RF TRANSFORMER

B78408-A1619-A3 Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerEPCOS (TDK)
Reach Compliance Codecompliant
ECCN codeEAR99
Other featuresHEIGHT DIMENSION INCLUDES TERMINALS ALSO
maximum cutoff frequency862 MHz
minimum cutoff frequency5 MHz
high3.4 mm
Insertion loss6.6 dB
JESD-609 codee3
length5.6 mm
Installation featuresSURFACE MOUNT
method of packingTAPE
physical sizeL5.6XB4.5XH3.4 (mm)
surface mountYES
Terminal surfaceTin (Sn)
Transformer typeRF TRANSFORMER
width4.5 mm

B78408-A1619-A3 Preview

RF Transformer
6dB directional coupler
recommended frequency range: 5MHz –862 MHz
Test conditions and circuit diagram:
Circuit diagram of directional coupler:
DL 3,6
B78408-A1619-A3
Test arrangement for directional coupler:
Measurement instrument: Network Analyser
Test platina: RK751
Impedance: 75
1
6
Output (A)
1
6
Input (E)
2
5
2
5
branch (Ab)
3
4
75
3
4
Typical attenuation values:
Measurement according the the above shown measurement circuit
Insertion
Losses [dB]
E/A
E/Ab
[ f / MHz ]
30
2.1
±
0.3
6.6
±
0.3
470
2.1
±
0.3
6.5
±
0.5
862
2.4
±
0.5
6.1
±
0.8
EPCOS IN TC
Page 1 of 2
26.08.03
RF Transformer
6dB directional coupler
recommended frequency range: 5MHz –862 MHz
Dimensions and Layout:
schematical drawing
optional with housing
DL 3,6
B78408-A1619-A3
D
4
3
5
2
L
1
6
1
L
H
H
1
D
1
B
Dimensions (mm):
L
L
1
B
5,6
–0,1
3,6
4,5
–0,1
1)
max. dimensions
1
B
1
B
1
2,5
1)
H
3,4
1)
H
1
3,9
1)
D
6,9
1)
D
2
5,1
D
1
7,1
1)
Without housing
Packing:
Packaging unit: 2.100 pieces/reell
Packaging into blister tape acc. DIN IEC 286-3
blister tape 12 mm on reel 330 mm
Coplanarity < 0,2mm
EPCOS AG 2003. Reproduction, publication and dissemination of this data sheet, enclosures hereto and the information
contained therein without EPCOS' prior express consent is prohibited.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and
Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers' Association), unless
otherwise agreed.
EPCOS IN TC
Page 2 of 2
1.5
D
2
1.0
1.5
26.08.03
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