IA
NT
Features
*R
o
HS
CO
M
PL
Available in E12 series
Inductance range: 1.0 μH to 47 mH
RoHS compliant*
Applications
Power supplies
DC/DC converters
General use
RLB9012 Radial Inductor
General Specifications
Inductance Drop at Rated Current (IDC)...................................................................... 5 %
Operating Temperature ........................................................................... -55 °C to +125 °C
Storage Temperature ............................................................................. -55 °C to +105 °C
Materials
Core Material.............................................................................................. Ferrite DR core
Wire................................................................................................. Enameled copper wire
Terminal ...............................................................................................................Cu/AG/Sn
Tube .................................................................................. Shrinkable tube 125 °C, 600 V
Product Dimensions
Click these links for more information:
PRODUCT
TECHNICAL INVENTORY
LIBRARY
SAMPLES
CONTACT
Electrical Schematic
9.0
(.354)
MAX.
9.0
(.354)
MAX.
12.2
(.480)
MAX.
DIMENSIONS ARE:
Additional Information
MM
(INCHES)
2.5
(.098)
MAX.
Typical Part Marking
470
18.0 ± 5.0
(.709 ± .197)
Inductance Code:
- First two digits are significant
- Third digit represents the
number of zeroes to follow
25.0 ± 5.0
(.984 ± .197)
0.65 ± 0.05
(.026 ± .002)
5.0 ± 0.8
(.197 ± .031)
Electrical Characteristics
BOURNS Part No.
RLB9012-1R0ML
RLB9012-1R5ML
RLB9012-2R2ML
RLB9012-3R3ML
RLB9012-4R7ML
RLB9012-6R8ML
RLB9012-100KL
RLB9012-120KL
RLB9012-150KL
RLB9012-180KL
RLB9012-220KL
RLB9012-270KL
RLB9012-330KL
RLB9012-390KL
RLB9012-470KL
RLB9012-560KL
Inductance
1.0 ± 20 %
1.5 ± 20 %
2.2 ± 20 %
3.3 ± 20 %
4.7 ± 20 %
6.8 ± 20 %
10.0 ± 10 %
12.0 ± 10 %
15.0 ± 10 %
18.0 ± 10 %
22.0 ± 10 %
27.0 ± 10 %
33.0 ± 10 %
39.0 ± 10 %
47.0 ± 10 %
56.0 ± 10 %
Q
ref.
20
20
20
20
20
20
50
50
50
40
40
40
30
30
30
30
Q Test freq. (MHz)
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
SRF
(MHz) min.
150.00
100.00
90.00
65.00
51.00
29.00
14.00
13.00
12.00
11.00
9.20
8.50
7.80
6.90
6.50
5.40
RDC
(ohms) max.
0.013
0.016
0.021
0.025
0.030
0.035
0.045
0.050
0.056
0.061
0.070
0.080
0.090
0.100
0.160
0.180
IDC
(A) max.
10.0
8.50
6.50
5.50
4.60
4.10
3.40
3.10
2.90
2.66
2.40
2.22
2.05
1.85
1.77
1.48
Packaging: 200 pieces per tray
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
*RoHS Directive 2015/863, Mar 31, 2015 and Annex.
Specifications are subject to change without notice. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
RLB9012 Radial Inductor
Electrical Characteristics (Continued)
BOURNS Part No.
RLB9012-680KL
RLB9012-820KL
RLB9012-101KL
RLB9012-121KL
RLB9012-151KL
RLB9012-181KL
RLB9012-221KL
RLB9012-271KL
RLB9012-331KL
RLB9012-391KL
RLB9012-471KL
RLB9012-561KL
RLB9012-681KL
RLB9012-821KL
RLB9012-102KL
RLB9012-122KL
RLB9012-152KL
RLB9012-182KL
RLB9012-222KL
RLB9012-272KL
RLB9012-332KL
RLB9012-392KL
RLB9012-472KL
RLB9012-562KL
RLB9012-682KL
RLB9012-822KL
RLB9012-103KL
RLB9012-123KL
RLB9012-153KL
RLB9012-183KL
RLB9012-223KL
RLB9012-273KL
RLB9012-333KL
RLB9012-393KL
RLB9012-473KL
Inductance (µH)
@ 1 kHz
68.0 ± 10 %
82.0 ± 10 %
100.0 ± 10 %
120.0 ± 10 %
150.0 ± 10 %
180.0 ± 10 %
220.0 ± 10 %
270.0 ± 10 %
330.0 ± 10 %
390.0 ± 10 %
470.0 ± 10 %
560.0 ± 10 %
680.0 ± 10 %
820.0 ± 10 %
1000.0 ± 10 %
1200.0 ± 10 %
1500.0 ± 10 %
1800.0 ± 10 %
2200.0 ± 10 %
2700.0 ± 10 %
3300.0 ± 10 %
3900.0 ± 10 %
4700.0 ± 10 %
5600.0 ± 10 %
6800.0 ± 10 %
8200.0 ± 10 %
10,000 ± 10 %
12,000 ± 10 %
15,000 ± 10 %
18,000 ± 10 %
22,000 ± 10 %
27,000 ± 10 %
33,000 ± 10 %
39,000 ± 10 %
47,000 ± 10 %
Q
ref.
30
30
20
20
20
20
20
20
20
20
20
20
20
20
20
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
Q Test freq. (MHz)
Q
2.52
2.52
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.079
0.079
0.079
0.079
0.079
0.079
0.079
0.079
0.079
SRF
(MHz) min.
4.90
4.10
3.70
3.40
3.20
2.80
2.70
2.40
2.30
2.10
1.90
1.80
1.60
1.50
1.30
1.20
1.10
1.00
0.80
0.70
0.60
0.55
0.50
0.45
0.40
0.35
0.32
0.28
0.25
0.23
0.21
0.19
0.17
0.15
0.12
RDC
(ohms) max.
0.210
0.230
0.280
0.320
0.370
0.580
0.650
0.750
0.850
1.000
1.100
1.400
1.600
1.800
2.900
3.400
3.800
5.300
5.900
8.200
9.100
9.900
13.60
14.90
20.70
22.70
25.10
34.70
48.90
53.60
59.30
82.70
91.50
125.50
137.80
IDC
(A) max.
1.36
1.30
1.40
1.25
1.15
1.08
1.00
0.90
0.78
0.74
0.68
0.64
0.59
0.56
0.51
0.48
0.43
0.39
0.36
0.32
0.29
0.27
0.24
0.22
0.20
0.18
0.17
0.15
0.14
0.12
0.11
0.10
0.09
0.08
0.08
Packaging: 200 pieces per tray
Tel: +886-2 2562-4117 • Email: asiacus@bourns.com
EMEA: Tel: +36 88 885 877 • Email: eurocus@bourns.com
The Americas: Tel: +1-951 781-5500 • Email: americus@bourns.com
www.bourns.com
REV. 07/21
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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