HHM1525 TDK Corporation, HHM1525 Datasheet
HHM1525
Manufacturer Part Number
HHM1525
Description
XFRMR BALUN RF DCS-PCS/TX-RX SMD
Manufacturer
TDK Corporation
Series
HHMr
Specifications of HHM1525
Frequency Range
1710 ~ 1990MHz
Package / Case
0805 (2012 Metric)
Impedance - Unbalanced/balanced
50 / 50 Ohm
Phase Difference
180° ±10
Insertion Loss (max)
1.0dB
Return Loss (min)
10dB
Mounting Type
Surface Mount
Product
Baluns
Impedance
50 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
445-3991-2
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HHM1525A1
Manufacturer:
TDK
Quantity:
3 956
Company:
Part Number:
HHM1525S1
Manufacturer:
TDK
Quantity:
20 940
Multilayer Chip Baluns
For DCS-PCS/Tx & Rx
HHM Series HHM1525
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
0.35±0.2
0.3
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
50Ω
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
50Ω
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_hhm1525.fm
Conformity to RoHS Directive
(1/2)
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HHM1525 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 50Ω 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_hhm1525.fm ...
Page 2
... Frequency ( MHz ) 1: 1710MHz 179.12deg. 2: 1850MHz 179.33deg. 3: 1990MHz 179.38deg 1700 1800 1900 2000 2100 Frequency ( MHz ) 001-02 / 20080106 / e751_hhm1525.fm (2/2) ...