Spec Sheet
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SMD Power Inductors (NR series)
NR8040T220M
Features
Item Summary
22uH±20%, 2.2A, 8.0x8.0x4.0mm
Lifecycle Stage
Mass Production
Standard packaging quantity (minimum)
Taping Embossed 1000pcs
Products characteristics table
Inductance
Case Size (mm)
Rated Current (max)
Saturation Current (max)
Temperature Rise Current (max)
DC Resistance (max)
DC Resistance (typ)
LQ Measuring Frequency
Self Resonant Frequency (min)
Operating Temp. Range
Temperature characteristic
(Inductance change)
RoHS2 Compliance (10 subst.)
REACH Compliance (168 subst.)
Soldering
Yes
Yes
Reflow
22 uH ± 20 %
8.0x8.0
2.2 A
2.2 A
2.2 A
85.8 mΩ
66 mΩ
100 kHz
13 MHz
-25 to +120 ℃
(Including-self-generated heat)
± 20 %
External Dimensions
Dimension L
Dimension W
Dimension H
Dimension e
Dimension f
8.0 ±0.2 mm
8.0 ±0.2 mm
Max 4.0 mm
1.6 ±0.3 mm
5.6 ±0.3 mm
Recommended Land Patterns
2017.01.02
The data is reference only. Electrical characteristics vary depending on environment or measurement condition.
TAIYO YUDEN reserves the right to make change to the Date at any time without notice.
Before making final selection, please check product specification.
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Halogen free / RoHS compliant
Wire Wound Inductor
-Electrical Characteristics Data-
2016/7/14
SMD Power Inductors (NR series)
Dimension
Length :
Width :
Height :
unit : mm
8.0 + / - 0.2
8.0 + / - 0.2
4.0
max.
unit : inch
( 0.315 + / - 0.008 )
( 0.315 + / - 0.008 )
( 0.157
max. )
NR8040T220M
Inductance :
22
uH
( test freq at 0.1MHz )
ohm ( typ / max )
DC Resistance : 0.066 /
0.0858
Saturation Current :
2,200 mA ( max )
Temp. rise Current :
2,200 mA ( max )
Saturation current typical : 30% reduction from initial L value.
Temp rise Current typical : Temperature will rise by 40 deg C
DC Bias vs Inductance
30
60
DC Bias vs Temperature
Self-temperature rise [deg]
0
1000
2000
3000
4000
5000
25
50
40
30
20
10
0
0
1000
2000
3000
4000
5000
Inductance [uH]
20
15
10
5
0
DC Bias [mA]
DC Bias [mA]
Frequency vs Inductance
1000
Inductance [uH]
100
10
1
0.1
1
10
100
Frequency [MHz]
The data is reference only. Electrical characteristics vary depending on environment or measurement condition.
TAIYO YUDEN reserves the right to make change to the data at any time without notice.
Before making final selection, please check product specification.
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