CSHB0540R-6R8M Equivalent & Substitute Parts

Part Overview

The CSHB0540R-6R8M is a 6.8 µH shielded wirewound power choke inductor manufactured by CODACA. This surface mount molded inductor is designed for low-loss applications requiring soft saturation characteristics. The component features a ferrite core with a current rating of 5.2 A and operates across the temperature range of -40°C to 125°C. The part maintains Active product status with full RoHS3 compliance and REACH unaffected designation. Identifying equivalent and substitute parts is necessary to ensure design flexibility, manage supply chain continuity, and maintain performance specifications across alternative sourcing options.

Substiute Parts

CSHB0540R-6R8M

CODACAIn Stock: 1993CSHB0540R-6R8M Datasheet

Current PartRFQ

CSHB0540R-6R8M

CODACAIn Stock: 1993CSHB0540R-6R8M Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the CSHB0540R-6R8M inductor is determined by strict equivalence across the following critical parameters:

Inductance Value and Tolerance: The substitute part must provide 6.8 µH inductance with ±20% tolerance to maintain circuit performance and frequency response characteristics.

Current Ratings: Both the continuous current rating (5.2 A) and saturation current (Isat 5.6 A) must be matched to ensure the component operates within safe thermal and magnetic limits without core saturation.

DC Resistance: The maximum DC resistance of 42.5 mOhm must be maintained to preserve power efficiency and thermal performance in the application.

Core Material and Shielding: Ferrite core construction with shielding is required to maintain electromagnetic compatibility and low-loss characteristics specified for this component class.

Physical Dimensions and Mounting: Surface mount configuration with nonstandard package dimensions (5.80mm x 5.20mm x 4.00mm max height) must be preserved for PCB layout compatibility.

Temperature Range and Compliance: Operating temperature range of -40°C to 125°C, RoHS3 compliance, and REACH unaffected status must be maintained for regulatory and environmental requirements.

Parameter Comparison

Engineering Selection Recommendations

The CSHB0540R-6R8M maintains Active product status with full regulatory compliance including RoHS3 certification and REACH unaffected designation. Selection of equivalent parts should prioritize components with identical electrical specifications (6.8 µH inductance, 5.2 A current rating, 42.5 mOhm maximum DCR) and matching physical dimensions to ensure direct PCB compatibility without layout modifications.

Components selected as substitutes must maintain the same ferrite core construction with shielding to preserve electromagnetic performance and low-loss characteristics. The operating temperature range of -40°C to 125°C and Moisture Sensitivity Level 1 classification must be preserved for environmental and handling consistency.

Compliance certifications including RoHS3 and REACH unaffected status are mandatory for equivalent part selection to ensure regulatory alignment with the original component specification.

Frequently Asked Questions (FAQ)

Q: What parameters must match exactly for a part to be considered a true equivalent to the CSHB0540R-6R8M?

A: True equivalents must match the inductance value (6.8 µH with ±20% tolerance), current rating (5.2 A continuous, 5.6 A saturation), DC resistance (42.5 mOhm maximum), core material (ferrite), shielding configuration, surface mount mounting type, nonstandard package dimensions (5.80mm x 5.20mm x 4.00mm max height), and operating temperature range (-40°C to 125°C).

Q: Can the CSHB0540R-6R8M be substituted with inductors from different manufacturers?

A: Substitution with components from alternative manufacturers is possible only when all electrical parameters (inductance, current ratings, DCR) and physical dimensions are identical. The ferrite core material, shielding, and low-loss soft saturation characteristics must be preserved. Compliance certifications (RoHS3, REACH unaffected) must also match.

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

A: The ±20% tolerance defines the acceptable range of inductance variation (5.44 µH to 8.16 µH) from the nominal 6.8 µH value. Substitute parts must operate within this tolerance band to maintain circuit performance and frequency response characteristics at the 100 kHz test frequency.

Q: Are there any restrictions on PCB layout when using substitute inductors?

A: Substitute inductors must maintain identical physical dimensions (5.80mm x 5.20mm footprint with 4.00mm maximum seated height) to ensure direct PCB compatibility without layout modifications. The nonstandard package classification requires verification of exact dimensional specifications before PCB design finalization.

Q: What compliance considerations apply when selecting substitute parts?

A: Substitute parts must maintain RoHS3 compliance and REACH unaffected status to align with regulatory requirements. Moisture Sensitivity Level 1 (unlimited) classification must be preserved for handling and storage consistency with the original component specification.

Q: How does the saturation current rating (5.6 A Isat) affect substitute part selection?

A: The saturation current rating of 5.6 A defines the maximum current level before the ferrite core enters saturation and inductance begins to degrade. Substitute parts must maintain this exact saturation current specification to prevent core saturation in the application circuit and ensure predictable performance under peak current conditions.