hhm1720b2 TDK Corp., hhm1720b2 Datasheet
hhm1720b2
Manufacturer Part Number
hhm1720b2
Description
Multilayer Chip Balunsfor Egsm/tx
Manufacturer
TDK Corp.
Datasheet
1.HHM1720B2.pdf
(2 pages)
Multilayer Chip Baluns
For EGSM/Tx & Rx
HHM Series HHM1720B2
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.
0.1±0.1 0.25±0.1
Unbalanced
input
50Ω
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
0.6±0.1
ø0.3 Through-hole
5
2
5
2
0.3
Dimensions in mm
4
3
0.25
4
3
Balanced
output
200Ω
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
200Ω
880 to 960MHz
10dB min.
180±10deg.
0±1.0dB
1.4dB max.
–40 to +85°C
–40 to +85°C
4000pieces/reel
001-01 / 20080106 / e751_hhm1720b2.fm
Conformity to RoHS Directive
(1/2)
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hhm1720b2 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 200Ω 880 to 960MHz 10dB min. 180±10deg. 0±1.0dB 1.4dB max. –40 to +85°C –40 to +85°C 4000pieces/reel (1/2) Conformity to RoHS Directive 001-01 / 20080106 / e751_hhm1720b2.fm ...
Page 2
... Frequency ( MHz ) 1: 880.0MHz 178.28deg. 2: 920.0MHz 177.92deg. 3: 960.0MHz 177.51deg 800 850 900 950 1000 1050 1100 Frequency ( MHz ) 001-01 / 20080106 / e751_hhm1720b2.fm (2/2) ...