CSBL1809-150M Equivalent & Substitute Parts

Part Overview

The CSBL1809-150M is a high Q value shielded wirewound surface mount power inductor manufactured by CODACA. This component is designed for applications requiring 15 µH inductance with a 14 A current rating and metal composite core construction. The part is currently in active production status with AEC-Q200 automotive qualification and ROHS3 compliance. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and performance characteristics to ensure direct functional replacement in circuit designs.

Substiute Parts

CSBL1809-150M

CODACAIn Stock: 1186CSBL1809-150M Datasheet

Current PartRFQ

CSBL1809-150M

CODACAIn Stock: 1186CSBL1809-150M Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the CSBL1809-150M is determined by strict equivalence across the following critical parameters:

Electrical Specifications:

• Inductance value of 15 µH with ±20% tolerance
• Current rating of 14 A minimum
• Saturation current (Isat) of 19 A minimum
• DC resistance (DCR) not exceeding 9.43 mOhm

Mechanical & Physical Specifications:

• Surface mount wirewound construction with metal composite core
• Shielded configuration
• Nonstandard package dimensions: 0.760" L x 0.717" W (19.30mm x 18.20mm)
• Maximum seated height of 0.362" (9.20mm)

Environmental & Compliance Specifications:

• Operating temperature range of -50°C to 150°C
• AEC-Q200 automotive qualification
• ROHS3 compliance
• Tape & Reel packaging format

Parts meeting all specified parameters are classified as direct parametric equivalents. The CSBL1809-150M series designation indicates a product family with consistent performance characteristics across the specified inductance value.

Parameter Comparison

Engineering Selection Recommendations

The CSBL1809-150M is an active production component with full AEC-Q200 automotive qualification and ROHS3 compliance. The part is suitable for applications requiring high Q value shielded inductors in automotive and industrial power conversion circuits.

Selection of equivalent parts is based on:

Product Status: Both the main part and identified equivalents maintain active production status, ensuring long-term availability and supply chain stability.

Compliance & Certifications: All equivalent parts carry identical AEC-Q200 automotive ratings and ROHS3 compliance, meeting regulatory requirements for automotive and industrial applications.

Electrical Performance: Equivalent parts deliver identical inductance values, current ratings, and DC resistance specifications, ensuring functional interchangeability in circuit designs without performance degradation.

Mechanical Compatibility: Identical package dimensions and surface mount configuration enable direct PCB layout compatibility without redesign requirements.

Environmental Specifications: Matching operating temperature ranges and moisture sensitivity levels ensure equivalent performance across specified environmental conditions.

Frequently Asked Questions (FAQ)

Q: What makes a part a direct equivalent to the CSBL1809-150M?

A: A part is classified as a direct equivalent when it matches all specified electrical parameters (15 µH inductance, 14 A current rating, 9.43 mOhm DCR), mechanical dimensions (19.30mm x 18.20mm x 9.20mm max height), core material (metal composite), shielding configuration, and compliance certifications (AEC-Q200, ROHS3).

Q: Can the CSBL1809-150M be substituted with inductors from other manufacturers?

A: Substitution with parts from other manufacturers is possible only when the alternative part meets all specified electrical and mechanical parameters. The nonstandard package dimensions and flat wire construction are critical selection criteria that must be matched exactly.

Q: What is the significance of the ±20% inductance tolerance?

A: The ±20% tolerance indicates the acceptable range of inductance variation from the nominal 15 µH value. Equivalent parts must maintain this same tolerance specification to ensure circuit performance consistency.

Q: Why is the AEC-Q200 rating important for this component?

A: AEC-Q200 certification indicates the part meets automotive-grade reliability standards for passive components, including thermal cycling, vibration, and moisture resistance testing. This rating is mandatory for automotive applications and should be maintained when selecting equivalent parts.

Q: Are there any restrictions on using substitute parts in high-reliability applications?

A: Substitute parts must maintain identical compliance certifications and environmental ratings. The ROHS3 compliance and REACH unaffected status must be preserved. All electrical and thermal specifications must match exactly to ensure equivalent performance in high-reliability circuits.

Q: What is the importance of the flat wire construction feature?

A: The flat wire construction contributes to the high Q value characteristic of this inductor, reducing losses and improving efficiency in power conversion applications. Equivalent parts must incorporate identical flat wire construction to maintain performance specifications.

Q: How does the metal composite core material affect substitution decisions?

A: The metal composite core material determines the inductor's saturation characteristics, temperature stability, and Q factor performance. Equivalent parts must use identical core material to ensure matching electrical behavior across the operating temperature range.