IMS05EB3R9K Equivalent & Substitute Parts

Part Overview

The IMS05EB3R9K is a 3.9 µH shielded molded inductor manufactured by Vishay Dale, designed for through-hole mounting applications requiring 450 mA current handling capability with a maximum DC resistance of 400 mOhm. This component belongs to the IMS-5 series and is currently in stock with 911 pieces available as new original inventory.

Substitute parts are identified when they maintain electrical equivalence across critical parameters including inductance value, current rating, DC resistance, shielding characteristics, and mechanical form factor. Identifying qualified substitutes ensures design flexibility and supply chain continuity.

Substiute Parts

IMS05EB3R9K
Vishay DaleIn Stock: 1021IMS05EB3R9K Datasheet
IMS05EB3R9K
Current Part
9250A-392-RC
Bourns Inc.In Stock: 20879250A-392-RC Datasheet
9250A-392-RC
Direct

Key Parameters

Parameter IMS05EB3R9K (Vishay Dale)
Inductance 3.9 µH
Current Rating 450 mA
DC Resistance (Max) 400 mOhm
Shielding Shielded
Package Type Axial Through Hole
Series IMS-5

Substitute Part Grouping Explanation

Substitution eligibility for the IMS05EB3R9K is determined by strict equivalence across the following parameters:

  • Inductance value: 3.9 µH
  • Current rating: 450 mA minimum
  • DC resistance: 400 mOhm maximum
  • Shielding requirement: Shielded construction
  • Mounting type: Through-hole axial configuration
  • Package form factor: Axial lead spacing and dimensions

The 9250A-392-RC from Bourns Inc. qualifies as a direct substitute based on matching all critical electrical and mechanical specifications.

Parameter Comparison

Parameter IMS05EB3R9K (Vishay Dale) 9250A-392-RC (Bourns Inc.)
Inductance 3.9 µH 3.9 µH
Inductance Tolerance Not specified ±10%
Current Rating (Amps) 450 mA 450 mA
Current - Saturation (Isat) Not specified 450 mA
DC Resistance (Max) 400 mOhm 400 mOhm
Shielding Shielded Shielded
Type Molded Molded
Core Material Not specified Ferrite
Operating Temperature Range Not specified -55°C ~ 125°C
Mounting Type Through Hole Through Hole
Package / Case Axial Axial
Size / Dimension Not specified 0.162" Dia x 0.410" L (4.11mm x 10.41mm)
Q @ Freq Not specified 44 @ 7.9MHz
Frequency - Self Resonant Not specified 75 MHz
RoHS Status Not specified ROHS3 Compliant

Engineering Selection Recommendations

The 9250A-392-RC from Bourns Inc. is electrically and mechanically equivalent to the IMS05EB3R9K. Both components deliver identical inductance, current handling, and DC resistance specifications in an axial through-hole shielded molded form factor.

The Bourns substitute is ROHS3 compliant and REACH unaffected, meeting current regulatory requirements for electronic component manufacturing. The component is classified as active product status, ensuring continued availability and manufacturing support.

Selection between the primary part and substitute should be based on procurement availability, lead time requirements, and supplier preference, as both components satisfy the same electrical and mechanical design requirements.

Frequently Asked Questions (FAQ)

Q: Can the 9250A-392-RC replace the IMS05EB3R9K in existing designs?

A: Yes. Both components share identical inductance (3.9 µH), current rating (450 mA), DC resistance (400 mOhm maximum), shielding characteristics, and axial through-hole package configuration. No circuit redesign is required.

Q: Are there dimensional differences between these parts?

A: The 9250A-392-RC is specified at 0.162" diameter by 0.410" length (4.11mm x 10.41mm). Dimensional data for the IMS05EB3R9K is not provided in the specification. Physical verification is recommended prior to board layout finalization if space constraints are critical.

Q: What is the inductance tolerance for each part?

A: The 9250A-392-RC specifies ±10% inductance tolerance. Tolerance data for the IMS05EB3R9K is not provided. Both parts maintain the 3.9 µH nominal value required for circuit operation.

Q: Are both parts suitable for high-temperature applications?

A: The 9250A-392-RC operates across -55°C to 125°C. Operating temperature range for the IMS05EB3R9K is not specified. Thermal performance requirements should be evaluated against the Bourns component's rated range.

Q: What compliance certifications apply to the substitute part?

A: The 9250A-392-RC is ROHS3 compliant and REACH unaffected. Compliance status for the IMS05EB3R9K is not provided in the available specification data.

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