2
RM4 Inductors
• Inductance Range 100
to 680
mH
DC Current mA.
Single Inductor Current Capacity
600
500
400
300
200
100
0
100
120
150 180
220
270
330
390
470 560 680
Frequency Response of Single Inductors
10000
Impedance for 100mH
Impedance for 150mH
Impedance for 220mH
1 dc. mA. Rated
1 dc. mA. Saturation
Impedance for 330mH
Impedance for 680mH
Impedance (Z) Kilohms
• Fixed or Tuneable up
to 19%
• Temperature Range
-20 to 120° C
• Core Material Curie
Temperature > 150° C
1000
100
10
1
0.1
0.5
Inductance,
mH
0.7
0.9
1.4
2.0
2.4
3.0
3.4
4.2
5.0
1.2 1.6
2.14
2.72
3.2
3.8
4.6
Frequency, MHz
Mechanical Data
Mass 3.2gm approx.
10.5 x 10.5 plan x 11mm height
2
5
1
2
6
5
3
4
Part Numbering System
Example
- RM 4F 102
Style
RM
Pinned Bobbin
RS
Surface Mount
S
Form
S
- single
C
- common mode
D
- differential
Specials
392 = 390
m
H
472 = 470
m
H
562 = 560
m
H
682 = 680
m
H
Size
4F
-
Fixed
4T -
Tuneable.
Inductance Value
Preferred values
102 = 100
m
H
152 = 150
m
H
222 = 220
m
H
332 = 330
m
H
Extended Range
122 = 120
m
H
272 = 270
m
H
182 = 180
m
H
CONTACT US NOW
UNITED KINGDOM
CRYDOM
T
+44 (0) 1202 897969
F
+44 (0) 1202 891918
E
magnetics@crydom.com
W
www.crydom.co.uk
USA
CRYDOM
T
+1 619 210 1600
F
+1 619 710 8540
E
sales@crydom.com
W
www.crydom.com
Example RM4F102S =
RM4 100mH fixed single inductor with pinned bobbin.
Other values & package styles available on request.
rm
4
ind
uctors
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