TDK HHM Series HHM1791A1 Specifications

Multilayer Chip Baluns
For WiMAX
HHM Series HHM1791A1
SHAPES AND DIMENSIONS
1.6±0.1 0.6±0.1
6 5 4
Terminal functions
1 2 3
1
0.55±0.1 0.3±0.1
2
3
4
5
6
0.1±0.1 0.25±0.1
Dimensions in mm
CIRCUIT DIAGRAM
6 5 4
Unbalanced Balanced
input output
50Ω 100Ω
1 2 3
RECOMMENDED PC BOARD PATTERNS
0.25
0.25
This width is 50Ω.
Micro-strip line for 0.4mm thick
glass-epoxy substrate.
6 5 4
1 2 3
0.3
0.3
ø0.3 Through-hole
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.
N.C.
GND
Balanced port
Balanced port
GND
Unbalanced port
Dimensions in mm
50Ω
100Ω
2 500 to 2 700MHz
10dB min.
180±10deg
0±2.2dB
0.8dB max.
–40 to +85°C
–40 to +85°C
4000pieces/reel
Conformity to RoHS Directive
002-01 / 20080520 / e751_hhm1791a1.fm
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