
FEATURES
I
Axial Format
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Up to 5.35A IDC
I
4.7μH to 10mH
I
Low DC Resistance
I
Compact Size
I
Fully Tinned Leads
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MIL-I-23053/5 Class III Sleeving
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Supplied in Packs of 10
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Custom & Radial Parts Available
DESCRIPTION
The 1800 Series of inductors are particularly
suited to use with a wide variety of switching
regulators. Offering high current handling
with a low mounting height, the devices are
ideal where space is at a premium.
Specifications typical at T
A
=25°C
Operating free air temperature range
Storage temperature range
0°C to 70°C
–55°C to 125°C
ABSOLUTE MAXIMUM RATINGS
SELECTION GUIDE
Nominal Self
Resonant
Frequency
DC
DC Current
Continuous
A
MAX
Nominal Q
at f kHz
Inductance
±10% (at 1kHz)
μH
Resistance
m
MAX
Q
f
MHz
O der Code
18472
4.7
9
5.35
112
1000
36.4
18682
6.8
12
4.15
78
500
23.6
18103
10
15
3.45
64
500
19.0
18153
15
18
3.00
55
500
15.9
18223
22
25
2.42
59
500
11.8
18333
33
40
2.00
48
500
11.5
18473
47
55
1.65
55
500
8.5
18683
68
70
1.35
31
100
6.6
18104
100
100
1.20
40
100
7.4
18154
150
165
1.10
47
100
4.4
18224
220
230
0.90
46
100
3.5
18254
250
255
0.80
50
100
3.7
18334
330
335
0.73
58
100
3.0
18474
470
465
0.60
56
100
2.2
18684
680
630
0.53
55
100
2.0
18105
1mH
1.0
0.44
94
50
1.6
18155
1.5mH
1.5
0.33
107
50
1.3
18225
2.2mH
2.2
0.30
108
50
1.1
18335
3.3mH
3.5
0.22
143
50
0.8
18475
4.7mH
4.6
0.20
128
40
0.7
18685
6.8mH
7.0
0.15
144
40
0.6
18106
10mH
12
0.13
143
40
0.5
Inductance
Temperature
Coefficient
450ppm
Resistance
Temperature
Coefficient
4000ppm
Curie
Saturation
Flux
B
SAT
325mT
Temperature
T
C
190°C
TYPICAL CORE CHARACTERISTICS
1800 SERIES
Axial Lead Inductors
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