WE-HCI Series Datasheet by Würth Elektronik

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EVEfi: WflR‘I’H ELEKTIONIK azuau 5mm w m mm
13www.we-online.com09/12
Electrical properties
Order Code L ±20%
(µH)
LR
(µH)
RDC ±10%
(mΩ)
IR
(A)
Isat
(A)
Core
Material
Qty.
744 355 806 80 6.8 4.82 2.10 28.5 31.0
MnZn 150
744 355 808 20 8.2 5.98 2.70 25.5 30.0
744 355 810 00 10.0 7.80 3.40 21.0 26.0
744 355 812 00 12.0 8.90 4.30 19.0 25.0
744 355 822 00 22.0 17.7 7.00 15.0 18.0
744 355 833 00 33.0 30.5 13.2 11.5 15.0
744 355 847 00 47.0 45.2 19.2 9.0 12.0
744 355 868 00 68.0 66.0 27.3 7.5 9.5
744 355 882 00 82.0 76.0 30.4 7.0 8.5
IR referring to 50 K self-heating above ambient temperature
Isat referring to inductance loss of 30% typ.
WE-HCI
SMD Flat Wire High Current Inductor
Size 2212
Dimensions (in mm)
Land pattern (in mm)
Inductance vs. current
Temperature vs. current
Characteristics
Core material Manganese Zinc
High current
High inductance values
Operating temperature: –40°C up to +125°C
Low core losses, low self-heating
Applications
Power PCs
Industrial Computer/Server
High Current/Low Voltage Buck or Boost
Class-D Filter
22,1,0
22,0 ±1,0
12,0 ±0,4
5,1,0
3,1,0
7,09,57,0
5,5
0
80
70
60
50
40
30
20
10
90
100
0510 15 20 25 30
Strom/current (A)
Induktivität/inductance (µH)
744 355 882 00
744 355 868 00
744 355 847 00
744 355 833 00
744 355 822 00
744 355 812 00
744 355 810 00
744 355 808 20
744 355 806 80
0
70
80
90
100
60
50
40
30
20
10
0510 15 20 25 30 35
Strom/current (A)
Temperatur/temperature (°C)
744 355 882 00
744 355 868 00
744 355 847 00
744 355 833 00
744 355 822 00
744 355 812 00
744 355 810 00
744 355 808 20
744 355 806 80
Up to 82 µH
and 31 A
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