TDK Network Card HHM Series HHM2208SB1 User Manual

(1/2)  
Conformity to RoHS Directive  
Multilayer Chip Directional Couplers  
For DCS-PCS/Tx  
HHM Series HHM2208SB1  
SHAPES AND DIMENSIONS  
1.6 0.1  
5
0.6 0.1  
6
4
3
Terminal functions  
1
2
1
2
3
4
5
6
Input  
GND  
Output  
50load  
GND  
Monitor output  
0.55 0.1  
0.3 0.1  
Dimensions in mm  
0.1 0.1  
CIRCUIT DIAGRAM  
50Ω  
Monitor GND  
output  
6
5
4
2
1
IN  
3
OUT  
GND  
RECOMMENDED PC BOARD PATTERNS  
0.25  
0.25  
This width is 50.  
Micro-strip line for 0.4mm thick  
glass-epoxy substrate.  
0.3  
0.3  
ø0.3 Through-hole  
Dimensions in mm  
ELECTRICAL CHARACTERISTICS  
Frequency range  
Coupling factor  
1710 to 1910MHz  
–14.0 1.0dB  
0.40dB max.1  
0.45dB max.2  
35dB min.  
Insertion loss  
Isolation  
VSWR  
1.3 max.  
Operating  
Storage  
–40 to +85°C  
–40 to +85°C  
Temperature range  
1 25°C  
2 Operating temperature  
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.  
001-02 / 20080105 / e761_hhm2208sb1.
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