HHM1518A3 TDK Corporation, HHM1518A3 Datasheet
HHM1518A3
Manufacturer Part Number
HHM1518A3
Description
XFRMR BALUN RF DCS-PCS SMD
Manufacturer
TDK Corporation
Series
HHMr
Specifications of HHM1518A3
Frequency Range
1710 ~ 1990MHz
Package / Case
0805 (2012 Metric)
Impedance - Unbalanced/balanced
50 / 150 Ohm
Phase Difference
180° ±10
Insertion Loss (max)
1.0dB
Return Loss (min)
10dB
Mounting Type
Surface Mount
Product
Baluns
Impedance
150 Ohms
Operating Temperature Range
- 40 C to + 85 C
Termination Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
445-3984-2
Multilayer Chip Baluns
For DCS-PCS/Tx & Rx
HHM Series HHM1518A3
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
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.
0.2±0.2
0.3
0.65±0.2
6
1
2.0±0.15
6
1
1
0.3
0.35±0.2
5
2
6
5
2
0.2
4
3
5
2
4
3
0.3±0.2
ø0.3 Through-hole
This width is 50Ω.
Micro-strip line for 0.4mm thick
glass-epoxy substrate.
0.95±0.1
4
3
Dimensions in mm
Balanced
output
150Ω
Operating
Storage
Dimensions in mm
Terminal functions
1
2
3
4
5
6
Unbalanced port
GND or DC feed+ RF GND
Balanced port
Balanced port
GND
N.C.
50Ω
150Ω
1710 to 1990MHz
10dB min.
180±10deg.
0±1.0dB
1.0dB max.
–40 to +85°C
–40 to +85°C
2000pieces/reel
001-02 / 20080106 / e751_hhm1518a3.fm
Conformity to RoHS Directive
(1/2)
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HHM1518A3 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 1990MHz 10dB min. 180±10deg. 0±1.0dB 1.0dB max. –40 to +85°C –40 to +85°C 2000pieces/reel (1/2) Conformity to RoHS Directive 001-02 / 20080106 / e751_hhm1518a3.fm ...
Page 2
... Frequency ( MHz ) 1: 1710MHz 177.8deg. 2: 1850MHz 178.9deg. 3: 1990MHz 179.8deg Frequency ( MHz ) 001-02 / 20080106 / e751_hhm1518a3.fm (2/2) ...