Ole Wolff Elektronik A/S, Roedengvej 14, 4180 Soroe
sales@owolff.com, T: +45 5783 3830
24-11-2020

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OWIFNR_product
Description
Ferrite core, semi-shielded magnetic epoxy
Features
RoHS, Halogen Free and REACH Compliance
Shielded and miniature design
Shielded power inductor
Ultra-high saturation current
Applications
Smartphones, tablets
Wearable devices, DSC, camcorders
DC/DC converters etc.
General Specifictations
Test Voltage0.25V
Parameters Test Temp25°C
Operation Temp
(Including temperature Rise)
-40 to +125°C
Storage Temp0 to 40°C
Storage Humidity<70% RH
Resistance to Soldering Heat260°C for 10 sec
Rated CurrentL drops off 30% typ at Isat
Temperature Rise40°C typ. at Irms

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OWIFNR4020-1R0

SMD Power inductor
All in series:
Inductance [uH]
Ltol.
Test freq.
DCR [mΩ]
Isat [A]
Irms [A]
Irated [mA]
Idc max [mA]
Q (min)
SRF[MHz]
Inductors:
Inductance in uh:
1.000
Inductance tolerance:
M, P, N
Test frequency:
100kHz
DCR max:
28.00
Isat [A]
8.70
Irms [A] (typ):
5,8
Custom 1:
Custom 2:
Q min:
SRF [MHz] min:
37
L tol note:
When ordering please specify tolerance code Tolerance: M=±20%, P=±25%, N=±30%
Shape and dimensions [mm]
A
B
C
D
E
F
G
H
I
J
Shape
A:
4.00
A tol:
±0.2
B:
4.00
B tol:
±0.2
C:
2.05
C tol:
Max
D:
1
D tol:
Ref
E:
3.5
E tol:
Ref
F:
2
F tol:
Ref
G:
G tol:
H:
3.8
H tol:
Ref
I:
1.4
I tol:
Ref
J:
1.7
J tol:
Ref
Shape:
Dimension remarks:
Dimensions Image:
OWIFNR_dimensions
PAD Image:
OWIFNR_pad
Schematic Image:
OWIFNR_schem
click images to enlarge