TDK HHM Series Specifications

Multilayer Chip Baluns
For UWB
HHM Series HHM1775B1
SHAPES AND DIMENSIONS
1.6±0.1 0.6±0.1
6 5 4
1 2 3
0.55±0.1 0.3±0.1
0.1±0.1 0.25±0.1
Dimensions in mm
RECOMMENDED PC BOARD PATTERNS
0.3 0.25 0.25
0.3
Unbal port
ø0.3 Through-hole
Line width be designed to match 50Ω characteristic impedance depending on
PCB material and thickness.
ELECTRICAL CHARACTERISTICS
Unbalanced impedance
Balanced impedance
Frequency range
Unbalanced port return loss
Phase imbalance at balanced port
Amplitude imbalance at balanced port
Insertion loss
Operating
Temperature range
Storage
Packaging style and quantities
•
Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and
specific bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications.
• All specifications are subject to change without notice.
Terminal functions
1 Unbalanced port
2 GND or DC feed+ RF GND
3 Balanced port
4 Balanced port
5 GND
6 N.C.
Bal port
Land
Dimensions in mm
50Ω
100Ω
3100 to 4900MHz
10dB min.
180±15deg.
0±1.5dB
1.2dB max.
–40 to +85°C
–40 to +85°C
4000pieces/reel
Conformity to RoHS Directive
001-01 / 20080106 / e751_hhm1775b1.fm
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