1800 Series
Axial Lead Inductors
SELECTION GUIDE
Inductance
DC Current1
DC Resistance
Q @ f kHz
Nom.
SRF
(1kHz, 0.1VAC)
Order Code
10ꢀ
μH
Max.
A
Max.
mΩ
9.0
Nom.
MHz
36.4
23.6
19.0
15.9
11.8
11.5
8.5
Q
f
18472C
18682C
18103C
18153C
18223C
18333C
18473C
18683C
18104C
18154C
18224C
18254C
18334C
18474C
18684C
18105C
18155C
18225C
18335C
18475C
18685C
18106C
4.7
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
78
1000
500
500
500
500
500
500
100
100
100
100
100
100
100
100
50
6.8
12.0
10.0
15.0
64
15.0
18.0
55
FEATURES
ꢀRoHS compliant
22.0
25.0
59
33.0
40.0
48
47.0
55.0
55
ꢀAxial format
68.0
70.0
31
6.6
ꢀUp to 5.35A IDC
100.0
150.0
220.0
250.0
330.0
470.0
680.0
1.0mH
1.5mH
2.2mH
3.3mH
4.7mH
6.8mH
10.0mH
100.0
165.0
230.0
255.0
335.0
465.0
630.0
1.0Ω
1.5Ω
2.2Ω
3.5Ω
4.6Ω
7.0Ω
12.0Ω
40
7.4
47
4.4
ꢀ4.7μH to 10mH
46
3.5
ꢀLow DC resistance
ꢀCompact size
50
3.7
58
3.0
56
2.2
ꢀMIL-I-23053/5 class III sleeving
ꢀFully tinned leads
ꢀSupplied in packs of 10
ꢀCustom & radial parts available
55
2.0
94
1.6
107
108
143
128
144
143
50
1.3
50
1.1
50
0.8
40
0.7
ꢀBackward compatible with
Sn/Pb soldering systems
40
0.6
40
0.5
TYPICAL CORE/WIRE CHARACTERISTICS
DESCRIPTION
Inductance Temperature
Coefficient
Resistance Temperature
Curie Temperature
(TC)
Saturation Flux
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.
Coefficient
(BSAT
)
430ppm
4000ppm
190°C
325mT
ABSOLUTE MAXIMUM RATINGS
0°C to 70°C
Operating free air temperature range
Storage temperature range
-55°C to 125°C
SOLDERING INFORMATION2
Peak wave solder temperature
Pin finish
300˚C for 10 seconds
Bright tin
All specifications typical at TA=25°C
1
Maximum DC current occurs when either the inductance falls to 90ꢀ of its nominal value or when its temperature rise reaches 30°C,
whichever is sooner.
2
For further information, please visit www.murata-ps.com/rohs
ꢀ
ꢀ
For full details go to
www.murata-ps.com/rohs
www.murata-ps.com
Technical enquiries - email: mk@murata-ps.com, tel: +44 (0)1908 615232
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