CSHB0540R-100M Equivalent & Substitute Parts

Part Overview

The CSHB0540R-100M is a shielded molded inductor manufactured by CODACA, classified as a power choke for surface mount applications. This component is designed for power supply filtering and energy storage in switching circuits requiring 10 µH inductance with 4 A current handling capability. The part maintains Active product status with full RoHS3 compliance and unlimited moisture sensitivity rating. Equivalent and substitute parts are identified based on matching electrical performance parameters and mechanical compatibility within the same package class.

Substiute Parts

CSHB0540R-100M

CODACAIn Stock: 2221CSHB0540R-100M Datasheet

Current PartRFQ

CSHB0540R-100M

CODACAIn Stock: 2221CSHB0540R-100M Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the CSHB0540R-100M is determined by strict equivalence across the following critical parameters:

Electrical Parameters:

• Inductance value of 10 µH with ±20% tolerance
• Current rating of 4 A minimum
• Saturation current (Isat) of 4.8 A or greater
• DC resistance not exceeding 78.9 mOhm

Mechanical & Environmental Parameters:

• Shielded construction for electromagnetic containment
• Magnetic powder core material
• Surface mount molded inductor type
• Operating temperature range of -40°C to 125°C
• Package dimensions within nonstandard 5.80 mm × 5.20 mm × 4.00 mm envelope
• Tape & Reel packaging format

Compliance Parameters:

• RoHS3 compliance requirement
• MSL 1 rating for moisture sensitivity

Substitute parts must satisfy all electrical parameters simultaneously. Deviations in inductance value, current rating, saturation current, or DC resistance render a part incompatible for direct substitution in this application.

Parameter Comparison

Engineering Selection Recommendations

The CSHB0540R-100M is the parametric equivalent and direct substitute for applications requiring a 10 µH shielded molded inductor with 4 A current handling in surface mount configuration. Selection is based on the following engineering criteria:

Product Status & Availability: The part maintains Active product status with 2171 pieces in new original stock, ensuring supply continuity for production and replacement applications.

Compliance & Regulatory: Full RoHS3 compliance and REACH unaffected status satisfy environmental and regulatory requirements for commercial and industrial electronics. MSL 1 rating eliminates moisture-related handling restrictions during assembly and storage.

Electrical Performance: The specified inductance value, current rating, saturation current, and DC resistance parameters are fixed design requirements. Any substitute must match these values exactly to maintain circuit performance and thermal characteristics.

Mechanical Compatibility: Surface mount package dimensions and nonstandard form factor are fixed by PCB layout constraints. Tape & Reel packaging format supports automated assembly processes.

Temperature Operating Range: The -40°C to 125°C operating range accommodates industrial and commercial temperature environments without derating.

Frequently Asked Questions (FAQ)

Q: Can the CSHB0540R-100M be substituted with inductors from other manufacturers?

A: Direct substitution requires matching all electrical parameters: 10 µH inductance (±20% tolerance), 4 A current rating, 4.8 A saturation current, and 78.9 mOhm maximum DC resistance. Additionally, the substitute must feature shielded construction with magnetic powder core, surface mount molded type, identical package dimensions (5.80 mm × 5.20 mm × 4.00 mm), and RoHS3 compliance. Parts from other manufacturers meeting these specifications are functionally equivalent.

Q: What is the significance of the 78.9 mOhm DC resistance specification?

A: DC resistance directly affects power dissipation and thermal performance in the inductor. At 4 A current, the maximum power loss is approximately 1.27 watts. Substitutes with higher DC resistance will generate excessive heat and may cause circuit malfunction or component failure. This parameter is non-negotiable for substitution.

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

A: The ±20% tolerance is the specified manufacturing tolerance for this part. Substitute inductors must maintain the same tolerance band to ensure circuit performance consistency. Parts with tighter or looser tolerances are not direct equivalents unless the circuit design explicitly accommodates the different tolerance range.

Q: Why is shielding a critical parameter for substitution?

A: Shielded construction contains electromagnetic fields and prevents coupling to adjacent circuit traces and components. Unshielded inductors will introduce electromagnetic interference and degrade circuit performance. Shielding is mandatory for substitution.

Q: Is the Tape & Reel packaging format interchangeable with other packaging options?

A: Tape & Reel packaging is specified for automated assembly processes. Substitutes must be supplied in Tape & Reel format to maintain compatibility with pick-and-place equipment and assembly workflows. Bulk or tube packaging is not compatible.

Q: What is the impact of the 4.8 A saturation current specification?

A: Saturation current defines the maximum current before the inductor core saturates and inductance collapses. At saturation, the inductor loses its filtering capability and circuit performance degrades. The 4.8 A saturation current provides a 0.8 A safety margin above the 4 A rated current. Substitutes with lower saturation current are unsuitable.

Q: Are there any temperature derating considerations for this inductor?

A: The operating temperature range of -40°C to 125°C is specified without derating. Substitutes must maintain full electrical performance across this entire range. Parts with narrower temperature ranges or temperature-dependent performance are not equivalent.

Q: How does the magnetic powder core material affect substitution?

A: Magnetic powder cores provide specific permeability and saturation characteristics. Ferrite or other core materials will exhibit different inductance values, saturation behavior, and frequency response. Substitutes must use magnetic powder core material to maintain electrical equivalence.