0520CDMCDS-150MC Equivalent & Substitute Parts

Part Overview

The 0520CDMCDS-150MC is a 15 µH shielded wirewound inductor manufactured by Sumida America Components Inc., rated for 1.7 A continuous current with 185mOhm DC resistance. This component is classified as obsolete, making equivalent substitute parts necessary for new designs and ongoing production requirements. The part operates across the temperature range of -40°C to 105°C and is RoHS3 compliant with MSL 1 rating.

Substiute Parts

0520CDMCDS-150MC

Sumida America Components Inc.In Stock: 11840520CDMCDS-150MC Datasheet

Current PartRFQ

IHLP2020CZER150M01

Vishay DaleIn Stock: 11837IHLP2020CZER150M01 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 0520CDMCDS-150MC is determined by strict equivalence in the following electrical and mechanical parameters:

Critical Matching Parameters:

• Inductance value: 15 µH at 100 kHz test frequency
• Inductance tolerance: ±20%
• Saturation current: 2.5 A minimum
• Shielding requirement: Shielded construction
• Mounting type: Surface Mount
• Physical footprint compatibility: Nonstandard package dimensions within acceptable tolerance
• Compliance: RoHS3 and MSL 1 rating

The substitute part IHLP2020CZER150M01 meets all critical electrical parameters. While the DC resistance specification differs (265mOhm Max versus 185mOhm), the substitute part maintains the same inductance value, saturation current rating, and shielding characteristics. The substitute part demonstrates superior current rating (1.9 A versus 1.7 A) and extended operating temperature range (-55°C to 125°C versus -40°C to 105°C), providing additional design margin.

Parameter Comparison

Engineering Selection Recommendations

The IHLP2020CZER150M01 is a direct functional equivalent for the obsolete 0520CDMCDS-150MC based on the following engineering criteria:

Electrical Equivalence: Both parts maintain identical inductance values (15 µH) at the specified test frequency (100 kHz) with matching tolerance (±20%) and saturation current (2.5 A). The substitute part's higher current rating (1.9 A versus 1.7 A) and extended temperature range (-55°C to 125°C versus -40°C to 105°C) provide additional operational margin without introducing incompatibility.

Compliance Status: Both parts are RoHS3 compliant and carry MSL 1 rating, ensuring equivalent environmental and moisture handling requirements. The substitute part is currently in active production status, ensuring long-term availability and supply chain continuity.

Physical Compatibility: The footprint dimensions are virtually identical (5.50mm x 5.20mm versus 5.49mm x 5.18mm), with negligible variation within standard PCB tolerance. The height difference (2.00mm versus 3.00mm) must be evaluated for specific board layout constraints.

DC Resistance Consideration: The substitute part specifies 265mOhm Max DC resistance compared to the main part's 185mOhm. This 80mOhm increase results in proportionally higher power dissipation and should be verified against thermal design requirements in the target application.

Frequently Asked Questions (FAQ)

Q: Can IHLP2020CZER150M01 directly replace 0520CDMCDS-150MC in existing designs?

A: The IHLP2020CZER150M01 is electrically equivalent for the critical parameters: inductance (15 µH), saturation current (2.5 A), and shielding. Physical footprint compatibility is confirmed (5.50mm x 5.20mm versus 5.49mm x 5.18mm). However, the increased height (3.00mm versus 2.00mm) and higher DC resistance (265mOhm Max versus 185mOhm) require verification against specific board layout and thermal design constraints.

Q: What is the impact of the higher DC resistance in the substitute part?

A: The IHLP2020CZER150M01 specifies 265mOhm Max DC resistance compared to 185mOhm in the original part. This 80mOhm difference increases power dissipation proportionally with current flow. At the rated 1.7 A current level, this results in approximately 0.048 W additional dissipation. Thermal performance in the target application must be evaluated.

Q: Are there any temperature range differences between these parts?

A: The substitute part operates across -55°C to 125°C, compared to the original part's -40°C to 105°C range. This extended temperature capability provides additional design margin for applications requiring operation at temperature extremes.

Q: What is the difference between wirewound and molded inductor construction?

A: The original 0520CDMCDS-150MC uses wirewound construction, while the substitute IHLP2020CZER150M01 uses molded construction. Both are shielded designs with equivalent electrical performance at the specified inductance and frequency. Molded construction typically offers improved mechanical robustness and consistency in mass production.

Q: Is the packaging difference significant for procurement?

A: The original part uses nonstandard packaging, while the substitute is supplied in Tape & Reel (TR) format. This standardized packaging improves handling efficiency and reduces procurement complexity for volume applications.

Q: Do both parts meet the same compliance standards?

A: Both parts are RoHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating. Compliance requirements are equivalent between the two parts.