L1007C151MDWIT Equivalent & Substitute Parts

Part Overview

The L1007C151MDWIT is a 150 µH unshielded drum core wirewound inductor manufactured by KEMET in the 1007 (2518 Metric) surface mount package. This component is rated for 130 mA continuous current with a DC resistance of 6.1 Ohm and operates across the temperature range of -40°C to 105°C.

The L1007C151MDWIT is classified as obsolete. Locating equivalent substitute parts is necessary to support ongoing production requirements, field repairs, and design continuity for applications currently utilizing this inductor.

Substiute Parts

L1007C151MDWIT

KEMETIn Stock: 732L1007C151MDWIT Datasheet

Current PartRFQ

CBC2518T151K

Taiyo YudenIn Stock: 9978CBC2518T151K Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the L1007C151MDWIT are identified based on strict electrical and mechanical parameter matching within the 1007 (2518 Metric) surface mount inductor category. The substitution criteria are:

Critical Matching Parameters:

• Inductance value: 150 µH
• Package / Case: 1007 (2518 Metric)
• Mounting Type: Surface Mount
• Current Rating: 130 mA minimum
• Current - Saturation (Isat): 140 mA minimum
• Operating Temperature Range: -40°C ~ 105°C
• Core Material: Ferrite
• Shielding: Unshielded

Acceptable Variation Parameters:

• DC Resistance (DCR): Variations within component tolerance specifications
• Inductance Tolerance: ±10% to ±20%

The CBC2518T151K from Taiyo Yuden meets all critical matching parameters and is therefore qualified as a direct substitute.

Parameter Comparison

Engineering Selection Recommendations

The CBC2518T151K from Taiyo Yuden is a qualified substitute for the L1007C151MDWIT based on electrical and mechanical parameter equivalence. Both components share identical inductance values, current ratings, saturation current specifications, operating temperature ranges, package dimensions, and self-resonant frequencies.

Compliance Considerations:

Both parts are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity ratings, ensuring compatibility with standard manufacturing and storage protocols. Both components are classified as EAR99 for export control purposes and fall under the same HTSUS tariff code (8504.50.8000).

Product Status Impact:

The L1007C151MDWIT is obsolete, necessitating transition to alternative sources. The CBC2518T151K carries a "Not For New Designs" status, indicating it remains available for legacy support and replacement applications but is not recommended for new product development initiatives.

DC Resistance Differential:

The CBC2518T151K exhibits a maximum DC resistance of 7.93 Ohm compared to the L1007C151MDWIT at 6.1 Ohm. This 1.83 Ohm difference represents approximately 30% higher resistance and may impact power dissipation characteristics in current-sensitive applications. Circuit performance validation is required when substituting in designs with tight thermal or efficiency margins.

Frequently Asked Questions (FAQ)

Q: Can the CBC2518T151K be used as a direct replacement for the L1007C151MDWIT in existing assemblies?

A: The CBC2518T151K is electrically and mechanically compatible with the L1007C151MDWIT. Both components share identical inductance values, current ratings, package dimensions, and operating temperature ranges. The primary consideration is the DC resistance differential (7.93 Ohm maximum versus 6.1 Ohm), which may affect power dissipation in applications with stringent thermal requirements.

Q: What is the significance of the inductance tolerance difference between these parts?

A: The L1007C151MDWIT carries ±20% inductance tolerance, while the CBC2518T151K carries ±10% tolerance. The tighter tolerance of the CBC2518T151K provides greater inductance value consistency and may improve circuit performance predictability in applications sensitive to inductance variation.

Q: Are both parts suitable for new product designs?

A: The L1007C151MDWIT is classified as obsolete and unsuitable for new designs. The CBC2518T151K carries a "Not For New Designs" status, indicating it is available for legacy support and replacement applications only. For new product development, alternative inductors with active product status should be evaluated.

Q: Do these components require different handling or storage procedures?

A: Both components carry MSL 1 (Unlimited) moisture sensitivity ratings, indicating they do not require special moisture control during storage or handling. Standard electronic component storage conditions apply to both parts.

Q: What packaging formats are available for the CBC2518T151K?

A: The CBC2518T151K is supplied in Tape & Reel (TR) packaging format. The L1007C151MDWIT packaging format is specified as dash (-), indicating standard surface mount packaging. Verify packaging requirements for your procurement and assembly processes.

Q: Are there any export or regulatory restrictions on these components?

A: Both the L1007C151MDWIT and CBC2518T151K are classified as EAR99 for export control purposes and are not subject to specific export licensing requirements. Both components fall under HTSUS tariff code 8504.50.8000 and are ROHS3 compliant.