1120 series

NT
IA
PL
†
Ro
HS
CO
M
High Current Chokes
Special Features
• Very high current capacity
• Low DCR
• Epoxy coated ferrite bobbin core
• VW-1 rated shrink tubing to cover winding
• Self-leaded
• Fixed lead spacing
• Center hole for mechanical mounting
• Dielectric withstanding voltage:
2500 Vrms terminal to shrink tube cover;
1000 Vrms terminal to core
• Operating temperature -55 to +105 °C
Part
Number
1120-1R0M-RC
1120-1R2M-RC
1120-1R5M-RC
1120-1R8M-RC
1120-2R2M-RC
1120-2R7M-RC
1120-3R3M-RC
1120-3R9M-RC
1120-4R7M-RC
1120-5R6M-RC
1120-6R8M-RC
1120-8R2M-RC
Notes
* Rated current to cause 50 °C max. temperature
rise and 5 % max. inductance drop
† RoHS Directive 2002/95/EC Jan 27 2003
including Annex.
0.81
Max.
0.84
Max.
0.5
Lead tinned
to within 1/8"
of body
C
D (Dia)
0.142 ± 0.020
1120-100K-RC
1120-120K-RC
1120-150K-RC
1120-180K-RC
1120-220K-RC
1120-270K-RC
1120-330K-RC
1120-390K-RC
1120-470K-RC
1120-560K-RC
1120-680K-RC
1120-820K-RC
1120-101K-RC
1120-121K-RC
1120-151K-RC
1120-181K-RC
1120-221K-RC
1120-271K-RC
1120-331K-RC
1120-391K-RC
1120-471K-RC
1120-561K-RC
1120-681K-RC
1120-821K-RC
1120-102K-RC
1120-122K-RC
1120-152K-RC
1120-182K-RC
1120-222K-RC
L (µH)
±20 %
@ 1 KHz
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
± 10 %
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1000
1200
1500
1800
2200
1120 Series
DCR
Ω
I, dc*
Max.
(A)
Dim.
C
Approx.
Dim.
D
Nom.
0.003
0.003
0.003
0.003
0.004
0.005
0.005
0.005
0.005
0.006
0.007
0.007
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
0.63
0.63
0.63
0.63
0.63
0.63
0.63
0.63
0.63
0.63
0.63
0.63
0.072
0.072
0.072
0.072
0.072
0.064
0.064
0.064
0.064
0.064
0.064
0.064
0.009
0.009
0.013
0.018
0.019
0.026
0.029
0.030
0.035
0.039
0.053
0.060
0.080
0.090
0.098
0.110
0.150
0.213
0.305
0.320
0.355
0.388
0.430
0.590
0.818
1.14
1.26
1.39
1.54
11.4
11.4
9
7.2
7.2
5.5
5.5
5.5
5.5
5.5
4.8
4.8
4
4
4
4
2.8
2
1.6
1.6
1.6
1.6
1.6
1.3
1
0.8
0.8
0.8
0.8
0.63
0.63
0.63
0.63
0.63
0.63
0.60
0.60
0.62
0.62
0.62
0.62
0.62
0.62
0.62
0.62
0.62
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.60
0.064
0.057
0.057
0.051
0.051
0.051
0.045
0.045
0.045
0.040
0.040
0.040
0.036
0.036
0.032
0.032
0.032
0.029
0.029
0.025
0.025
0.025
0.025
0.023
0.020
0.020
0.020
0.018
0.018
“-RC” suffix indicates RoHS compliance.
Note: Major diameter of #4 screw = 0.112 ”
Dimensions: Inches
Tel. (877) 426-8767 • Fax (951) 781-5006
22.2
www.bourns.com
REV. 05/08
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