CSD1013B-220M Equivalent & Substitute Parts

Part Overview

The CSD1013B-220M is an SMD high current power inductor manufactured by CODACA. This shielded wirewound inductor is rated for 22 µH inductance with a maximum DC resistance of 38 mOhm and a current rating of 3 A. The component is designed for surface mount applications in compact form factors and is currently in active production status. Equivalent and substitute parts are identified based on matching electrical specifications and mechanical compatibility to ensure direct replacement capability in circuit designs.

Substiute Parts

CSD1013B-220M

CODACAIn Stock: 1121CSD1013B-220M Datasheet

Current PartRFQ

CSD1013B-220M

CODACAIn Stock: 1121CSD1013B-220M Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the CSD1013B-220M are identified based on strict electrical and mechanical parameter matching. The critical parameters that determine substitution eligibility are:

Electrical Parameters:

• Inductance value: 22 µH
• Inductance tolerance: ±20%
• Current rating: 3 A minimum
• Saturation current (Isat): 4.3 A minimum
• DC resistance (DCR): 38 mOhm maximum

Mechanical Parameters:

• Mounting type: Surface Mount
• Package configuration: 4-SMD
• Physical dimensions: 0.512" L x 0.413" W (13.00 mm x 10.50 mm)
• Height seated maximum: 0.413" (10.50 mm)

Material & Construction:

• Type: Wirewound
• Core material: Ferrite
• Shielding: Shielded

Environmental & Compliance:

• Operating temperature range: -40°C ~ 125°C
• RoHS3 compliance
• MSL rating: 1 (Unlimited)

Parts meeting all these parameters are classified as direct parametric equivalents and can be substituted without circuit redesign.

Parameter Comparison

Engineering Selection Recommendations

The CSD1013B-220M is an active production component with full ROHS3 compliance and REACH unaffected status, making it suitable for current and future design implementations. The part carries MSL rating 1 (Unlimited), indicating no moisture sensitivity constraints during storage and handling.

When selecting equivalent or substitute parts, prioritize components that maintain identical electrical specifications: 22 µH inductance at ±20% tolerance, 3 A current rating, and 4.3 A saturation current. The 38 mOhm maximum DC resistance specification is critical for power delivery applications and thermal performance calculations.

Mechanical compatibility requires exact matching of the 4-SMD package configuration and nonstandard form factor dimensions (13.00 mm x 10.50 mm footprint with 10.50 mm maximum seated height). Surface mount assembly processes must accommodate these specific dimensions without modification.

The ferrite core construction with shielding provides electromagnetic containment suitable for high-frequency switching applications. Wirewound construction ensures stable inductance characteristics across the -40°C to 125°C operating temperature range.

Frequently Asked Questions (FAQ)

Q: What makes a part a direct substitute for the CSD1013B-220M?

A: A direct substitute must match all electrical parameters (22 µH inductance, ±20% tolerance, 3 A current rating, 4.3 A saturation current, 38 mOhm maximum DCR), construction type (wirewound with ferrite core and shielding), and mechanical specifications (4-SMD package, 13.00 mm x 10.50 mm footprint, 10.50 mm maximum height). The part must also maintain the same operating temperature range (-40°C to 125°C) and compliance certifications (ROHS3, REACH unaffected).

Q: Can I use a part with lower current rating as a substitute?

A: No. The 3 A current rating and 4.3 A saturation current are minimum specifications. Using a component with lower ratings will result in premature saturation, increased losses, and potential thermal failure under normal operating conditions.

Q: Are there any package compatibility considerations?

A: Yes. The CSD1013B-220M uses a nonstandard 4-SMD package with specific dimensions of 0.512" L x 0.413" W (13.00 mm x 10.50 mm) and 0.413" (10.50 mm) maximum seated height. PCB footprints and assembly equipment must be configured for these exact dimensions. Standard SMD packages are not compatible.

Q: What is the significance of the 38 mOhm maximum DC resistance specification?

A: DC resistance directly affects power dissipation and thermal performance. At the 3 A rated current, maximum power loss is approximately 0.342 W (I²R = 3² × 0.038). Substitute parts with higher DCR values will generate excessive heat and reduce circuit efficiency.

Q: Does the ±20% inductance tolerance affect substitution?

A: The ±20% tolerance is the specified range for this component. Substitute parts must maintain this same tolerance band. Parts with tighter or looser tolerances may not be suitable depending on circuit design margins and filtering requirements.

Q: Is the shielding requirement critical for substitution?

A: Yes. The shielded construction minimizes electromagnetic interference and is essential for applications requiring EMI containment. Unshielded inductors are not suitable substitutes and will degrade circuit performance.

Q: What does MSL 1 (Unlimited) mean for component handling?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. Standard warehouse conditions are acceptable without desiccant packaging or controlled humidity environments.