hhm1748g1 TDK Corp., hhm1748g1 Datasheet
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hhm1748g1
Manufacturer Part Number
hhm1748g1
Description
Multilayer Chip Balunsfor Dcs/tx
Manufacturer
TDK Corp.
Datasheet
1.HHM1748G1.pdf
(2 pages)
Multilayer Chip Baluns
For DCS/Tx & Rx
HHM Series HHM1748G1
SHAPES AND DIMENSIONS
CIRCUIT DIAGRAM
RECOMMENDED PC BOARD PATTERNS
ELECTRICAL CHARACTERISTICS
Unbalanced impedance
Balanced impedance
Frequency range
Unbalanced port return loss
Phase imbalance at balanced port
Amplitude imbalance at balanced port
Insertion loss
Temperature range
Packaging style and quantities
•
• All specifications are subject to change without notice.
Unbalanced
input
50Ω
0.1±0.1 0.25±0.1
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.
0.55±0.1
6
1
1.6±0.1
5
2
0.3
4
3
1
6
1
6
0.25
0.3±0.1
0.5±0.1
ø0.3 Through-hole
5
2
5
2
0.3
Dimensions in mm
4
3
0.25
4
3
Balanced
output
150Ω
This width is 50Ω.
Micro-strip line for 0.4mm thick
glass-epoxy substrate.
Terminal functions
1
2
3
4
5
6
Operating
Storage
Unbalanced port
GND or DC feed+ RF GND
Balanced port
Balanced port
GND
N.C.
Dimensions in mm
50Ω
150Ω
1710 to 1880MHz
10dB min.
180±10deg.
0±1.5dB
1.0dB max.
–40 to +85°C
–40 to +85°C
4000pieces/reel
001-01 / 20080106 / e751_hhm1748g1.fm
Conformity to RoHS Directive
(1/2)
Related parts for hhm1748g1
hhm1748g1 Summary of contents
Page 1
... PBB and PBDE, have not been used, except for exempted applications. • All specifications are subject to change without notice. 50Ω 150Ω 1710 to 1880MHz 10dB min. 180±10deg. 0±1.5dB 1.0dB max. –40 to +85°C –40 to +85°C 4000pieces/reel (1/2) Conformity to RoHS Directive 001-01 / 20080106 / e751_hhm1748g1.fm ...
Page 2
... Frequency ( MHz ) 1: 1710.0MHz 177.52deg. 2: 1795.0MHz 176.70deg. 3: 1880.0MHz 175.53deg 1700 1750 1800 1850 1900 1950 2000 Frequency ( MHz ) 001-01 / 20080106 / e751_hhm1748g1.fm (2/2) ...