TDK HHM Series HHM1727D1 - Manual
TDK HHM Series HHM1727D1 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
(1/2)
001-02 / 20080106 / e751_hhm1727d1.fm
• All specifications are subject to change without notice.
Multilayer Chip Baluns
For WiMAX
HHM Series HHM1727D1
SHAPES AND DIMENSIONS
0.6
±
0.1
0.8
±
0.1
0.3
±
0.1
0.1
±
0.1 0.25
±
0.1
1.6
±
0.1
6
5
4
1
2
3
Dimensions in mm
0.55
±
0.1
1
Unbalanced port
2
GND
3
Balanced port
4
Balanced port
5
GND
6
N.C.
Terminal functions
CIRCUIT DIAGRAM
1
2
3
5
6
4
Unbalanced
input
50
Ω
Balanced
output
50
Ω
RECOMMENDED PC BOARD PATTERNS
Unbal port
Bal port
0.25
0.25
0.3
0.5
0.5
0.85
0.2
0.3
0.95
0.15
ø0.3 Through-hole
Dimensions in mm
Land
Line width be designed to match 50
Ω
characteristic impedance depending on
PCB material and thickness.
ELECTRICAL CHARACTERISTICS
Unbalanced impedance
50
Ω
Balanced impedance
50
Ω
Frequency range
00 to
33
3900MHz
Unbalanced port return loss
10dB min.
Phase imbalance at balanced port
180±15deg
Amplitude imbalance at balanced port
0±1.5dB
Insertion loss
1.2dB
Attenuation
[800 to 960MHz]
11dB min.
[1700 to 1900MHz]
4dB min.
[1900 to 1980MHz]
3.5dB min.(4dB typ.)
Power capacity
0.5W max.
Temperature range
Operating
–40 to +85°C
Storage
–40 to +85°C
Packaging style and quantities
4000pieces/reel
Conformity to RoHS Directive
•
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.
"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.
