Document Number: 34045 For technical questions, contact: magnetics@vishay.com www.vishay.com
Revision: 24-May-11 29
This document is subject to change without notice.
THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
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Inductors, Commercial, Molded, Shielded, Miniature, Axial Leaded
IMS-2
Vishay Dale
ELECTRICAL SPECIFICATIONS
Inductance Tolerance: ± 10 % standard, ± 5 % available
Insulation Resistance: 1000 M minimum per
MIL-STD-202, method 302, test condition B
Dielectric Withstanding Voltage: 200 VAC per
MIL-STD-202, method 301 (at sea level)
Percent Coupling: 3 % maximum per MIL-PRF-15305
Operating Temperature: - 55 °C to + 105 °C
FEATURES
• Flame retardant coating
• Electromagnetic shield
• Small package for a shielded inductor
• Epoxy molded construction provides superior
moisture protection
• Precision performance, excellent reliability, sturdy
construction
• Compliant to RoHS Directive 2002/95/EC
MECHANICAL SPECIFICATIONS
Terminal Strength: 3 lb pull per MIL-STD-202, method 211,
test condition A, except 180° rotation for a total of 540°
Weight: IMS-2 = 0.30 g maximum
TEST EQUIPMENT (1)
• H/P 4342A Q-meter
• Measurements corporation megacycle meter, model 59
• Wheatstone bridge
Note
(1) Test procedure per MIL-PRF-15305
MATERIAL SPECIFICATIONS
Encapsulant: Epoxy
Standard Terminals: #24 AWG, tinned copper
ENVIRONMENTAL PERFORMANCE
TEST CONDITIONS SPECIFICATIONS
Barometric
Pressure C MIL-STD-202, method 105
Thermal Shock A-1 MIL-STD-202, method 107
Flammability - MIL-STD-202, method 111
Overload - MIL-PRF-15305
Low Temperature
Storage - MIL-PRF-15305
Resistance to
Soldering Heat A MIL-STD-202, method 210
Resistance to
Solvents - MIL-STD-202, method 215
DIMENSIONS in inches [millimeters]
STANDARD ELECTRICAL SPECIFICATIONS
MODEL
IND.
(μH)
TOL.
(%)
Q
MIN.
TEST FREQUENCY L AND Q
(MHz)
SRF MIN.
(MHz) (1)
DCR MAX.
()
RATED DC CURRENT
(mA) (2)
IMS-2 0.10 ± 10 54 25.0 490.0 0.10 670
IRON CORE
IMS-2 0.12 ± 10 52 25.0 430.0 0.11 635
IMS-2 0.15 ± 10 50 25.0 415.0 0.12 610
IMS-2 0.18 ± 10 49 25.0 375.0 0.13 585
IMS-2 0.22 ± 10 47 25.0 330.0 0.15 545
IMS-2 0.27 ± 10 46 25.0 300.0 0.16 530
IMS-2 0.33 ± 10 44 25.0 260.0 0.18 495
IMS-2 0.39 ± 10 42 25.0 230.0 0.19 485
IMS-2 0.47 ± 10 41 25.0 220.0 0.21 460
IMS-2 0.56 ± 10 41 25.0 210.0 0.23 440
IMS-2 0.68 ± 10 39 25.0 180.0 0.24 430
IMS-2 0.82 ± 10 38 25.0 165.0 0.27 405
IMS-2 1.0 ± 10 37 25.0 150.0 0.30 385
Notes
(1) Measured with full length lead
(2) Rated DC current based on maximum temperature rise as shown in table
0.250 ± 0.010
[6.35 ± 0.254]
1.50 ± 0.120
[38.10 ± 3.05]
0.095 ± 0.010
[2.41 ± 0.254]
0.020 ± 0.0015
[0.508 ± 0.038]