TDK HHM Series HHM1522B1 Installation Manual

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Brand: TDK

Category: Network Card

Type: Specifications for TDK HHM Series HHM1522B1

Pages: 2 (0.06 Mb)

Download TDK HHM Series HHM1522B1 Specifications

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001-02 / 20080106 / e751_hhm1522b1.fm
• All specifications are subject to change without notice.
Multilayer Chip Baluns
For EGSM/Tx & Rx
HHM Series HHM1522B1
SHAPES AND DIMENSIONS
0.95±0.1
1.25±0.15
0.65±0.2 0.3±0.2
0.2±0.2 0.35±0.2
2.0±0.15
654
123
Dimensions in mm
0.25
+0.1
–0.2
1 Unbalanced port
2 GND or DC feed+ RF GND
3 Balanced port
4 Balanced port
5 GND
6 N.C.
Terminal functions
CIRCUIT DIAGRAM
123
564
Unbalanced
input
50
Balanced
output
50
RECOMMENDED PC BOARD PATTERNS
0.2
0.3
0.3
0.8 0.6
0.7
ø0.3 Through-hole
This width is 50.
Micro-strip line for 0.4mm thick
glass-epoxy substrate.
Dimensions in mm
654
123
0.8
ELECTRICAL CHARACTERISTICS
Unbalanced impedance 50
Balanced impedance 50
Frequency range 880 to 960MHz
Unbalanced port return loss 12dB min.
Phase imbalance at balanced port 180±10deg.
Amplitude imbalance at balanced port 0±1.0dB
Insertion loss 1.3dB max.
Temperature range
Operating –40 to +85°C
Storage –40 to +85°C
Packaging style and quantities 2000pieces/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.