TDK HHM Series HHM2245SA1 - Manual
TDK HHM Series HHM2245SA1 – 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.
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001-02 / 20080105 / e761_hhm2245sa1.fm
• All specifications are subject to change without notice.
Multilayer Chip Directional Couplers
For 2.4GHz W-LAN
HHM Series HHM2245SA1
SHAPES AND DIMENSIONS
CIRCUIT DIAGRAM
RECOMMENDED PC BOARD PATTERNS
ELECTRICAL CHARACTERISTICS
∗
1
25°C
∗
2
Operating temperature
Frequency range
2400 to 2500MHz
Coupling factor
–16.0±1.0dB
Insertion loss
0.35dB max.
∗
1
0.40dB max.
∗
2
Isolation
25dB min.
VSWR
1.3 max.
Temperature range
Operating
–40 to +85°C
Storage
–40 to +85°C
Conformity to RoHS Directive
0.6
±
0.1
0.8
±
0.1
0.3
±
0.1
0.1
±
0.1
1.6
±
0.1
6
5
4
1
2
3
0.15
±
0.1
Dimensions in mm
0.55
±
0.1
1
Input
2
GND
3
Output
4
50
Ω
load
5
GND
6
Monitor output
Terminal functions
IN
OUT
6
GND
GND
50
Ω
5
4
1
3
2
Monitor
output
0.3
0.25
0.25
0.6
0.3
0.6
ø0.3 Through-hole
Dimensions in mm
0.7
0.3
This width is 50
Ω
.
Micro-strip line for 0.4mm thick
glass-epoxy substrate.
•
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.
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