1800R Series
Radial 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
35.1
26.3
23.8
17.0
14.1
11.5
9.85
8.29
7.40
5.58
4.00
3.85
3.57
2.81
2.43
1.82
1.60
1.41
1.04
0.87
0.71
0.58
Q
f
18R472C
18R682C
18R103C
18R153C
18R223C
18R333C
18R473C
18R683C
18R104C
18R154C
18R224C
18R254C
18R334C
18R474C
18R684C
18R105C
18R155C
18R225C
18R335C
18R475C
18R685C
18R106C
4.72
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
106
73
1000
500
500
500
500
500
500
100
100
100
100
100
100
100
100
50
6.8
12.0
10.0
15.0
59
15.0
18.0
55
FEATURES
ꢀRoHS compliant
22.0
25.0
51
33.0
40.0
48
ꢀRadial format
47.0
55.0
46
68.0
70.0
27
ꢀ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
ꢀ4.7μH to 10mH
40
39
ꢀLow DC resistance
ꢀCompact size
40
49
50
ꢀMIL-I-23053/5 class III sleeving
ꢀFully tinned leads
ꢀSupplied in packs of 10
ꢀCustom & axial parts available
48
92
106
106
139
126
143
142
50
50
50
ꢀBackward compatible with
Sn/Pb soldering systems
40
40
40
DESCRIPTION
TYPICAL CORE/WIRE CHARACTERISTICS
The 1800R Series of inductors are particularly
suited to use with a wide variety of switching
regulators. Offering high current handling with a
small footprint, the devices are ideal where space
is at a premium.
Inductance Temperature
Coefficient
Resistance Temperature
Curie Temperature
(TC)
Saturation Flux
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 INFORMATION3
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
3
Tolerance 15ꢀ.
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
KMP_1800RC_B02 Page 1 of 2