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Product unit Passive Components Product group Power Magnetics Product family Single Coil Power Inductors Product series WE-LQ SMT Inductor
Product unit Passive Components Product group Power Magnetics Product family Single Coil Power Inductors Product series WE-LQ SMT Inductor

WE-LQ SMT Inductor

Unshielded

Size L
(mm) 		W
(mm) 		H
(mm)
1210 3.2 2.5 2
1812 4.5 3.2 2.6

Characteristics

  • Miniature chip inductor wound on a special ferrite core
  • Small inductances for compact circuits
  • High Q at high frequencies
  • Low DC-resistance
  • Operating temperature: –40 ºC to +125 ºC
  • Recommended solder profile: Reflow

Applications

  • Low power DC/DC-converters from Linear Technology, National Semiconductor, Texas Instruments, Fairchild Semiconductor, ON Semiconductor, STMicroelectronics, Maxim, MPS, Semtech, Exar, Analogic Tech, Diodes and Cologne Chip
  • EMI-Filtering
  • RF-circuits

Products

All
1210
1812
Order Code SPEC Simu­lation Downloads L1
(µH) 		IR 1
(A) 		ISAT 1
(A) 		RDC1 max.
(Ω) 		fres 1
(MHz) 		Qmin. Design Kit Samples
744032001
STE ALT EAG CAD LTS PSP SPE CAD CAD 1 0.75 3.2 0.1 100 20 744032
744045001
STE ALT EAG CAD LTS PSP SPE CAD CAD 1 1.8 4.4 0.08 165 40 744032
7440320015
STE ALT EAG CAD LTS PSP SPE CAD CAD 1.5 0.66 2.1 0.13 75 20 744032
7440450015
STE ALT EAG CAD LTS PSP SPE CAD CAD 1.5 1.75 4 0.09 130 42 744032
7440320018
STE ALT EAG CAD LTS PSP SPE CAD CAD 1.8 0.64 2 0.14 60 20 744032
7440450018
STE ALT EAG CAD LTS PSP SPE CAD CAD 1.8 1.7 3.5 0.1 100 45 744032
744032002
STE ALT EAG CAD LTS PSP SPE CAD CAD 2.2 0.62 1.8 0.15 50 20 744032
744045002
STE ALT EAG CAD LTS PSP SPE CAD CAD 2.2 1.6 2.75 0.11 80 40 744032
7440320027
STE ALT EAG CAD LTS PSP SPE CAD CAD 2.7 0.6 1.6 0.18 43 20 744032
7440450027
STE ALT EAG CAD LTS PSP SPE CAD CAD 2.7 1.5 2.7 0.12 63 40 744032
744032003
STE ALT EAG CAD LTS PSP SPE CAD CAD 3.3 0.58 1.5 0.2 38 20 744032
744045003
STE ALT EAG CAD LTS PSP SPE CAD CAD 3.3 1.4 2.7 0.13 58 45 744032
7440320039
STE ALT EAG CAD LTS PSP SPE CAD CAD 3.9 0.54 1.35 0.25 35 20 744032
7440450039
STE ALT EAG CAD LTS PSP SPE CAD CAD 3.9 1.32 2.5 0.14 54 40 744032
744032004
STE ALT EAG CAD LTS PSP SPE CAD CAD 4.7 0.49 1.25 0.28 31 20 744032
744045004
STE ALT EAG CAD LTS PSP SPE CAD CAD 4.7 1.24 2 0.15 45 36 744032
7440320056
STE ALT EAG CAD LTS PSP SPE CAD CAD 5.6 0.44 1.15 0.36 28 20 744032
7440450056
STE ALT EAG CAD LTS PSP SPE CAD CAD 5.6 1.18 1.9 0.18 41 36 744032
744032006
STE ALT EAG CAD LTS PSP SPE CAD CAD 6.8 0.42 1.1 0.4 25 20 744032
744045006
STE ALT EAG CAD LTS PSP SPE CAD CAD 6.8 1.1 1.6 0.2 37 36 744032
744032008
STE ALT EAG CAD LTS PSP SPE CAD CAD 8.2 0.39 0.95 0.45 23 20 744032
744045008
STE ALT EAG CAD LTS PSP SPE CAD CAD 8.2 1 1.6 0.25 34 36 744032
744032100
STE ALT EAG CAD LTS PSP SPE CAD CAD 10 0.32 0.85 0.65 20 35 744032
744045100
STE ALT EAG CAD LTS PSP SPE CAD CAD 10 0.95 1.5 0.3 30 48 744032
744032120
STE ALT EAG CAD LTS PSP SPE CAD CAD 12 0.29 0.78 0.7 18 35 744032
744045120
STE ALT EAG CAD LTS PSP SPE CAD CAD 12 0.8 1.4 0.42 28 48 744032
744032150
STE ALT EAG CAD LTS PSP SPE CAD CAD 15 0.27 0.7 1 16 35 744032
744045150
STE ALT EAG CAD LTS PSP SPE CAD CAD 15 0.73 1.24 0.5 26 45 744032
744032180
STE ALT EAG CAD LTS PSP SPE CAD CAD 18 0.24 0.65 1.1 15 35 744032
744045180
STE ALT EAG CAD LTS PSP SPE CAD CAD 18 0.68 1.1 0.6 22 42 744032
744032220
STE ALT EAG CAD LTS PSP SPE CAD CAD 22 0.22 0.6 1.3 14 35 744032
744045220
STE ALT EAG CAD LTS PSP SPE CAD CAD 22 0.63 1 0.7 20 50 744032
744045330
STE ALT EAG CAD LTS PSP SPE CAD CAD 33 0.43 0.85 1.1 18 55 –
744045470
STE ALT EAG CAD LTS PSP SPE CAD CAD 47 0.39 – 1.5 16 55 –
744032680
STE ALT EAG CAD LTS PSP SPE CAD CAD 68 0.13 0.3 3.8 9 35 744032
744045680
STE ALT EAG CAD LTS PSP SPE CAD CAD 68 0.33 – 2.1 15 55 –
744045820
STE ALT EAG CAD LTS PSP SPE CAD CAD 82 0.3 – 2.3 12 55 –
744032101
STE ALT EAG CAD LTS PSP SPE CAD CAD 100 0.1 0.25 6.5 8 40 744032
744045210
STE ALT EAG CAD LTS PSP SPE CAD CAD 100 0.27 0.45 2.5 10 60 –
744032121
STE ALT EAG CAD LTS PSP SPE CAD CAD 120 0.095 0.18 7 7 40 744032
744045215
STE ALT EAG CAD LTS PSP SPE CAD CAD 150 0.22 0.42 3.7 8 55 –
744032221
STE ALT EAG CAD LTS PSP SPE CAD CAD 220 0.075 0.24 11.8 5 40 –
744032331
STE ALT EAG CAD LTS PSP SPE CAD CAD 330 0.065 0.18 16.5 5 40 –
744045391
STE ALT EAG CAD LTS PSP SPE CAD CAD 390 0.11 0.27 13 5 50 –
744032471
STE ALT EAG CAD LTS PSP SPE CAD CAD 470 0.055 0.12 25 5 46 –
744045471
STE ALT EAG CAD LTS PSP SPE CAD CAD 470 0.105 0.18 14.2 5 50 –
744045681
STE ALT EAG CAD LTS PSP SPE CAD CAD 680 0.09 0.2 16.8 3 45 –
744045821
STE ALT EAG CAD LTS PSP SPE CAD CAD 820 0.085 0.15 20 2 50 –
744045102
STE ALT EAG CAD LTS PSP SPE CAD CAD 1000 0.07 0.16 30 2 28 –
744045152
STE ALT EAG CAD LTS PSP SPE CAD CAD 1500 0.055 0.095 38.5 2 35 –
744045222
STE ALT EAG CAD LTS PSP SPE CAD CAD 2200 0.04 0.078 47 1 30 –
Order Code SPEC Simu­lation
744032001
744045001
7440320015
7440450015
7440320018
7440450018
744032002
744045002
7440320027
7440450027
744032003
744045003
7440320039
7440450039
744032004
744045004
7440320056
7440450056
744032006
744045006
744032008
744045008
744032100
744045100
744032120
744045120
744032150
744045150
744032180
744045180
744032220
744045220
744045330
744045470
744032680
744045680
744045820
744032101
744045210
744032121
744045215
744032221
744032331
744045391
744032471
744045471
744045681
744045821
744045102
744045152
744045222
Samples
Order Code SPEC Simu­lation Downloads L1
(µH) 		IR 1
(A) 		ISAT 1
(A) 		RDC1 max.
(Ω) 		fres 1
(MHz) 		Qmin. Design Kit Samples

Assortments

Articles from this product series can be found in the following assortments:

Design Kit WE-LQ SMT Inductors

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