Dimensions: [mm]
Recommended Land Pattern: [mm]
Electrical Properties:
Properties
Inductance
Rated Current
2,8 ref.
3,8 ref.
1 ref.
1,3 typ.
1,4 ref.
Value
Unit
Tol.
1 MHz/ 100 mV
100
µH
±10%
IR
ΔT = 40 K
0.1
A
max.
|ΔL/L| < 10 %
0.25
A
typ.
6.5
Ω
max.
8
MHz
typ.
V
max.
Saturation Current
ISAT
DC Resistance
RDC @ 20 °C
Self Resonant Frequency
fres
Q-Factor
Q
0.796 MHz
40
Operating Voltage
V
DC
120
typ.
Certification:
1 ref.
3,2 u0,1
2,4 u0,3
Test conditions
L
Scale - 7:1
RoHS Approval
Compliant [2011/65/EU&2015/863]
REACh Approval
Conform or declared [(EC)1907/2006]
Halogen Free
Conform [JEDEC JS709B]
Halogen Free
Conform [IEC 61249-2-21]
2 ±0,3
Schematic:
General Properties:
2,5 u0,3
It is recommended that the temperature of the component does not exceed +125 °C under worst
case conditions
Ambient Temperature (referring
to IR)
-40 up to +85 °C
Operating Temperature
-40 up to +125 °C
Storage Conditions (in original
packaging)
< 40 °C ; < 75 % RH
Moisture Sensitivity Level (MSL)
1
Scale - 7:1
Product Marking:
Marking
101 (Inductance Code)
CHECKED
REVISION
DATE (YYYY-MM-DD)
GENERAL TOLERANCE
SiBo
004.002
2021-09-02
DIN ISO 2768-1m
PROJECTION
METHOD
DESCRIPTION
WE-LQ SMT Power Inductor
Würth Elektronik eiSos GmbH & Co. KG
EMC & Inductive Solutions
Max-Eyth-Str. 1
74638 Waldenburg
Germany
Tel. +49 (0) 79 42 945 - 0
www.we-online.com
eiSos@we-online.com
ORDER CODE
744032101
SIZE/TYPE
BUSINESS UNIT
STATUS
PAGE
1210
eiSos
Valid
1/6
This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Würth Elektronik eiSos GmbH
& Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Würth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety
must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance.
Typical Inductance vs. Current Characteristics:
Typical Impedance Characteristics:
1000000
100.0
100000
80.0
10000
Impedance [Ω]
Inductance [µH]
120.0
60.0
1000
100
40.0
10
20.0
1
0.1
0.0
0.0
0.1
0.2
0.3
Current [A]
0.4
0.5
1
10
100
1000
Frequency [MHz]
0.6
Z
CHECKED
REVISION
DATE (YYYY-MM-DD)
GENERAL TOLERANCE
SiBo
004.002
2021-09-02
DIN ISO 2768-1m
PROJECTION
METHOD
DESCRIPTION
WE-LQ SMT Power Inductor
Würth Elektronik eiSos GmbH & Co. KG
EMC & Inductive Solutions
Max-Eyth-Str. 1
74638 Waldenburg
Germany
Tel. +49 (0) 79 42 945 - 0
www.we-online.com
eiSos@we-online.com
ORDER CODE
744032101
SIZE/TYPE
BUSINESS UNIT
STATUS
PAGE
1210
eiSos
Valid
2/6
This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Würth Elektronik eiSos GmbH
& Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Würth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety
must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance.
Packaging Specification - Tape and Reel: [mm]
Packaging Specification - Reel: [mm]
P0
P2
T
W3
W1
close to center
A
W
F
B
N
D
E1
D0
B0
E2
C
top cover
tape
A0
K0
P1
T2
Feeding direction
End
W2
T1
Start
detail B
Carrier tape
B
Cover tape
Cover Tape
Chip Cavity
Sprocket Hole
No Component
min. 160 mm
Components
No Component
min. 100 mm
Cover Tape
min. 400 mm
Embossment
Packaging is referred to the international standard IEC 60286-3:2019
tolerance
value
A0
typ.
3
B0 W
typ. +0,3
3.35 8
-0,1
T
T1
typ. typ.
0.25 0.1
T2
typ.
2.5
K0 P0 P1 P2
D0
typ. ±0,1 ±0,1 ±0,05 +0,1
2.25 4
4
2
1.5
-0,0
E1
+0,1
1.75
-0,0
E2 F
Tape Type 2a
min. ±0,05
6.25 3.5
Polystyrene
VPE / packaging unit
pcs.
2000
165° - 180°
Tolerance
Tape width
8 mm
A
± 2,0
178
B
min.
1.5
C
min.
12.8
D
min.
20.2
N
min.
50
CHECKED
REVISION
DATE (YYYY-MM-DD)
GENERAL TOLERANCE
SiBo
004.002
2021-09-02
DIN ISO 2768-1m
W1
+1,5
8.4
W2
max.
14.4
W3
min.
7.9
W3
max.
10.9
PROJECTION
METHOD
DESCRIPTION
WE-LQ SMT Power Inductor
Pull-of force
Tape width
8 mm
0,1 N - 1,0 N
Würth Elektronik eiSos GmbH & Co. KG
EMC & Inductive Solutions
Max-Eyth-Str. 1
74638 Waldenburg
Germany
Tel. +49 (0) 79 42 945 - 0
www.we-online.com
eiSos@we-online.com
ORDER CODE
744032101
SIZE/TYPE
BUSINESS UNIT
STATUS
PAGE
1210
eiSos
Valid
3/6
This electronic component has been designed and developed for usage in general electronic equipment only. This product is not authorized for use in equipment where a higher safety standard and reliability standard is especially required or where a failure of the product is reasonably expected to cause severe personal injury or death, unless the parties have executed an agreement specifically governing such use. Moreover Würth Elektronik eiSos GmbH
& Co KG products are neither designed nor intended for use in areas such as military, aerospace, aviation, nuclear control, submarine, transportation (automotive control, train control, ship control), transportation signal, disaster prevention, medical, public information network etc.. Würth Elektronik eiSos GmbH & Co KG must be informed about the intent of such usage before the design-in stage. In addition, sufficient reliability evaluation checks for safety
must be performed on every electronic component which is used in electrical circuits that require high safety and reliability functions or performance.
Classification Reflow Profile for SMT components:
Classification Reflow Soldering Profile:
Profile Feature
Tp
tp
Max. Ramp Up Rate
Max. Ramp Down Rate
TL
Temperature
Ts max
tL
Preheat Area
Ts min
TC –5°C
Value
Preheat Temperature Min
Ts min 150 °C
Preheat Temperature Max
Ts max 200 °C
Preheat Time ts from Ts min to Ts max
ts
Ramp-up Rate (TL to TP)
60 - 120 seconds
3 °C/ second max.
Liquidous Temperature
TL
217 °C
Time tL maintained above TL
tL
60 - 150 seconds
Peak package body temperature
Tp
Tp ≤ Tc, see Table below
Time within 5°C of actual peak
temperature
tp
20 - 30 seconds
Ramp-down Rate (TP to TL)
6 °C/ second max.
Time 25°C to peak temperature
8 minutes max.
refer to IPC/ JEDEC J-STD-020E
tS
Package Classification Reflow Temperature (Tc):
Volume mm³
350-2000
Volume mm³
>2000
PB-Free Assembly | Package Thickness 260 °C
< 1.6 mm
260 °C
260 °C
PB-Free Assembly | Package Thickness 260 °C
1.6 mm - 2.5 mm
250 °C
245 °C
PB-Free Assembly | Package Thickness 250 °C
> 2.5 mm
245 °C
245 °C
Properties
25
Time 25°C to Peak
Time
Volume mm³
