HHM1518A3

April 2015
Multilayer Balun
For 1710-1990MHz
HHM1518A3
2.0×1.25mm [EIA 0805]*
* Dimensions Code JIS[EIA]
RF Components
RF Components
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150419 / rf_balun_hhm1518a3_en.fm20150419 / rf_balun_hhm1518a3_en.fm
Multilayer Balun
For 1710-1990MHz
SHAPES AND DIMENSIONS
RECOMMENDED LAND PATTERN
HHM1518A3
Conformity to RoHS Directive
Dimensions in mm
(
1
)(
2
)(
3
)
(
6
)(
5
)(
4
)
Marking
[Top view]
[Bottom view]
1 Unbalanced port
2 GND or DC feed+ RF GND
3 Balanced port
4 Balanced port
5 GND
6 N.C.
Terminal functions
0.25
+0.10
–0.20
0.20±0.20 0.35±0.20
1.25±0.15
2.00±0.15 0.95±0.10
0.30±0.20
0.65±0.20
0.30
0.35
Dimensions in mm
0.80
0.50
RoHS Directive Compliant Product: See the following for more details related to RoHS Directive compliant products. http://product.tdk.com/en/environment/rohs/
RF Components
• All specifications are subject to change without notice.
• Before using these products, be sure to request the delivery specifications.
20150419 / rf_balun_hhm1518a3_en.fm20150419 / rf_balun_hhm1518a3_en.fm
HHM1518A3
ELECTRICAL CHARACTERISTICS
TEMPERATURE RANGE
Item
Frequency Range
(MHz)
Min. Typ. Max.
Unbalanced Port Characteristic Impedance (:) 50 (Nominal)
Balanced Port Characteristic Impedance (:) 150 (Nominal)
Return Loss at Unbalanced Port (dB) 1710 to 1990 10
Phase Balance (deg.) 1710 to 1990 170 190
Amplitude Balance (dB) 1710 to 1990 –1.0 1.0
Insertion Loss (dB) 1710 to 1990 1.0
Operating temperature Storage temperature
°C °C
–40 to +85 –40 to +85

HHM1518A3

Mfr. #:
Manufacturer:
TDK
Description:
Signal Conditioning XFMR Balun RF DCS-PCS/Tx-Rx
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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