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