IRF-46
Vishay Dale
Inductors, Epoxy Conformal Coated, Axial Leaded
FEATURES
• Axial lead type, small lightweight design
• Special magnetic core structure contributes to
high Q and self-resonant frequencies
• Treated with epoxy resin coating for humidity
resistance to ensure long life
• Heat resistant adhesives and special structural design for
effective open circuit measurement
ELECTRICAL SPECIFICATIONS
Inductance Range:
1000 μH to 39 000 μH
Inductance Tolerance:
± 10 % standard, ± 5 % optional
Operating Temperature Range:
- 20 °C to + 105 °C
Dielectric Strength:
250 V
RMS
• Compliant to RoHS Directive 2002/95/EC
• Halogen-free according to IEC 61249-2-21 definition
DIMENSIONS
in inches [millimeters]
C (Max.)
D
(Max.)
A (Max.)
MECHANICAL SPECIFICATIONS
Terminal Strength:
Pull = 5 pounds, twist = 360 °C x 3
Protection:
Epoxy uniform roll coated
Leads:
Tinned copper
B
(Max.)
0.98 [25.0]
Min.
1.22 [31.0]
Max.
ENVIRONMENTAL SPECIFICATIONS
Maximum Temperature Rise:
+ 20 °C
MODEL
IRF-46
A (MAX.)
0.236
[6.0]
B (MAX.)
0.197
[5.0]
C (MAX.)
0.551
[14.0]
D (MAX.)
0.026
[0.65]
STANDARD ELECTRICAL SPECIFICATIONS
MODEL
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IRF-46
IND.
(μH)
1000
1200
1500
1800
2200
2700
3300
3900
4700
5600
6800
8200
10 000
12 000
15 000
18 000
22 000
27 000
30 000
33 000
39 000
TOL.
(%)
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
± 5, ± 10
Q
MIN.
80
80
80
80
80
80
80
80
80
60
60
60
60
50
50
40
40
40
40
40
40
TEST FREQUENCY
(MHz)
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
0.0796
0.0796
0.0796
0.0796
0.0796
0.0796
SRF MIN.
(MHz)
8
9
10
11
14
18
22
26
30
34
48
62
74
88
102
150
180
210
240
250
270
DCR MAX.
()
1.7
1.5
1.4
1.3
1.2
1.0
0.9
0.8
0.7
0.7
0.5
0.5
0.5
0.4
0.4
0.3
0.3
0.3
0.3
0.2
0.2
RATED DC CURRENT
(mA)
200
180
160
150
120
110
105
100
95
80
75
70
65
60
55
50
45
40
35
30
25
www.vishay.com
1
Document Number: 34058
Revision: 24-Feb-11
For technical questions, contact:
magnetics@vishay.com
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www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
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“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
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Material Category Policy
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.
Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
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Revision: 12-Mar-12
1
Document Number: 91000
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