TDK HHM Series HHM2241SA1 - Manual

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001-02 / 20080105 / e761_hhm2241sa1.fm
• All specifications are subject to change without notice.
Multilayer Chip Directional Couplers
For 2.4GHz W-LAN
HHM Series HHM2241SA1
SHAPES AND DIMENSIONS
CIRCUIT DIAGRAM
RECOMMENDED PC BOARD PATTERNS
ELECTRICAL CHARACTERISTICS
∗1 25°C
∗2 Operating temperature
Frequency range 2400 to 2500MHz
Coupling factor –12.0±1.0dB
Insertion loss
0.45dB max. ∗1
0.50dB max. ∗2
Isolation 22dB min.
VSWR 1.5 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.