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Hybrid Components
Dimensions in mm (not to scale)
Balun
We accomplish the advanced characteristics of Low
Insertion Loss and High Isolation,the Miniaturization and
High Performance by our -wave circuit simulation and
fine line printing technologies.
Features
Ultra miniaturized, thin type(1.6 0.8 t 0.55)
Available for each frequency range
(100 MHz to 4000 MHz)
Balanced / Unbalanced Converter
Impedance matching
(
50 / 200 , 50 / 100
)
Typical Characteristics
Part No. EHFFD EHFFD EHFFD EHFFD EHFFD EHFFD EHFFD EHFFD EHFFD EHFFD EHFFD EHFFD EHFFD EHFFD
1750A 1622 1620 1629 1624B 1624D 1624 1615 1621 1626 1618 1619 1627 1631
Frequency
1700 to 700 to 900 to 1550 to 1600 to 1800 to 3400 to 670 to 1100 to 1600 to 700 to 1200 to
1546 to 1621
1805 to 1880
( MHz )
1950 900 1350 2000 1950 2000 4000 900 1450 1800 1300 2200
1806 to 1990
1930 to 1990
Insertion Loss
1.0 1.0 1.0 0.8 1.0 1.0 2.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
( dB ) max. max. max. max. max. max. max. max. max. max. max. max. max. max.
Difference of Phase(deg)
180 15 180 15 180 15 180 10 180 15 180 15 180 15 180 15 180 15 180 15 180 15 180 15 180 15 180 20
Impedance
50/200 50/200 50/200 50/50 50/200 50/200 50/200 50/200 50/200 50/200 50/50 50/50 50/50 50/50
( )
Circuit Diagram
Fig. 1 Fig. 1 Fig. 1 Fig. 2 Fig. 1 Fig. 1 Fig. 1 Fig. 1 Fig. 1 Fig. 1 Fig. 2 Fig. 2 Fig. 3 Fig. 4
Size ( mm )
1.6 0.8 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 1.6 3.2 1.6 3.2 1.6 3.2 1.6 3.2 1.6 3.2 1.6 3.2 1.6 3.2 1.6
Construction No.
1 2 2 2 2 2 2 3 3 3 3 3 3
Note Dual
Items
An Equivalent Circuit
Block Diagram
Fig. 1
Fig. 3
Fig. 2
Fig. 4
Recommended Applications
Digital portable telephone
Dual mode portable telephone
Personal handy-phone system
Mobile communication system
µ
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