RF Devices
Type :
Part No : EHF _ _ _ _ _ _ _
Balun
Features
Ultra-miniaturized, thin type (1.6×0.8×t 0.65)
Multiple frequency ranges available (300 MHz to 4000 MHz)
Balanced / Unbalanced Converter
Impedance matching (50Ω/50Ω, 50Ω/100Ω, 50Ω/200Ω)
Recommended Applications
Equivalent Circuit
Digital portable telephone
Dual mode portable telephone
PHS
Mobile communication system
Typical Characteristics
Part No.
FD
1622
FD
1620
FD
1629
FD
1617
FD
1618
FD
1619
1BD
0380
1BD
0800
1BG
0836
1BG
1800
2BD
1800
2BD
1900
2BD
2060
Items
824 to 880 to 1700 to 380 to
880 to 1700 to 380 to 824 to 824 to 1700 to 1700 to 1800 to 1920 to
Frequency (MHz)
894
960
2000
430
960
2000
430
894
894
1910
1910
2000
2170
1.0
max.
2.0
max.
1.0
max.
1.0
max.
1.0
max.
0.8
max.
2.0
max.
2.0
max.
0.8
max.
0.8
max.
1.0
max.
1.0
max.
1.0
max.
Insertion Loss (dB)
Difference of Phase (deg)
Impedance (Ω)
180±15 180±15 180±10 180±10 180±15 180±15 180±15 180±15 180±10 180±10 180±15 180±15 180±15
50 / 200 50 / 200 50 / 50 50 / 200 50 / 50 50 / 50 50 / 50 50 / 50 50 / 200 50 / 200 50 / 50 50 / 50 50 / 50
Circuit Diagram
Dimension No.
Fig.1
Fig.1
Fig.2
Fig.1
Fig.2
Fig.2
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
※2
※2
※2
※4
※4
※4
※5
※5
※5
※5
※3
※3
※3
Part No.
Items
2BD
2450
2BE
0920
2BE
1600
2BE
1800
2BE
1900
2BE
2060
2BE
2450
2BE
3635
2BG
1800
2BG
2060
2BG
2450
4BD
2450
4BE
5250
2400 to 880 to 1520 to 1700 to 1800 to 1920 to 2400 to 3400 to 1700 to 1920 to 2400 to 2400 to 5150 to
Frequency (MHz)
2500
960
1720
1910
2000
2170
2500
4000
1910
2170
2500
2500
5350
1.0
max.
1.0
max.
1.0
max.
1.0
max.
1.0
max.
1.0
max.
1.0
max.
1.0
max.
1.0
max.
1.0
max.
1.0
max.
1.0
max.
1.2
max.
Isolation Loss (dB)
Difference of Phase (deg)
Impedance (Ω)
180±15 180±15 180±15 180±15 180±15 180±15 180±15 180±20 180±15 180±15 180±15 180±15 180±15
50 / 50 50 / 100 50 / 100 50 / 100 50 / 100 50 / 100 50 / 100 50 / 100 50 / 200 50 /200 50 / 200 50 / 50 50 / 100
Circuit Diagram
Dimension No.
Note: Emits EHF.
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
Fig.3
※3
※3
※3
※3
※3
※3
※3
※3
※3
※3
※3
※1
※1
Dimensions in mm (not to scale)
※1
※2
※3
※4
※5
1.6±0.1
1.05±0.1
1.6±0.2
1.6±0.2
0.65±0.1
1.25±0.1
0.8±0.1
0.65±0.1
0.65±0.1
0.95±0.1
1.6±0.1
1.6±0.2
3.2±0.2
3.2±0.1
2.0±0.1
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Shoud a safety concern arise regarding this product, please be sure to contact us immediately.
Mar.2005