PM528S-6R2-RC Equivalent & Substitute Parts

Part Overview

The PM528S-6R2-RC is a 6.2 µH shielded drum core wirewound inductor manufactured by Bourns Inc., rated for 2.2 A continuous current with a maximum DC resistance of 45 mOhm. This surface mount component is designed for applications requiring controlled inductance with low resistance characteristics in compact form factors. The part maintains active product status with full RoHS3 compliance and unlimited moisture sensitivity rating. Substitute parts are identified when electrical and mechanical parameters align within the specified tolerances and operational ranges.

Key Parameters

Parameter	Value
Inductance	6.2 µH
Tolerance	±30%
Current Rating	2.2 A
Current - Saturation (Isat)	1.8 A
DC Resistance (DCR)	45 mOhm Max
Shielding	Shielded
Core Material	Ferrite
Operating Temperature Range	-40°C to 125°C
Mounting Type	Surface Mount
Package Size	5.80mm x 5.80mm x 3.00mm (Max Height)
Q @ Frequency	7 @ 7.96 MHz
Self Resonant Frequency	39 MHz

Substitute Part Grouping Explanation

Substitution eligibility for the PM528S-6R2-RC is determined by strict equivalence across the following critical parameters:

Inductance value: 6.2 µH with ±30% tolerance
Current rating: 2.2 A minimum
Saturation current (Isat): 1.8 A minimum
DC resistance: 45 mOhm maximum
Shielding type: Shielded configuration required
Core material: Ferrite drum core
Operating temperature range: -40°C to 125°C minimum
Mounting configuration: Surface mount, nonstandard package
Physical dimensions: 5.80mm x 5.80mm footprint with 3.00mm maximum height

The SRR5028-6R2Y meets all specified electrical and mechanical parameters, qualifying as a direct substitute within the same product category and performance envelope.

Parameter Comparison

Parameter	PM528S-6R2-RC	SRR5028-6R2Y	Match Status
Inductance	6.2 µH	6.2 µH	Identical
Tolerance	±30%	±30%	Identical
Current Rating (Amps)	2.2 A	2.2 A	Identical
Current - Saturation (Isat)	1.8 A	1.8 A	Identical
DC Resistance (DCR)	45 mOhm Max	45 mOhm Max	Identical
Shielding	Shielded	Shielded	Identical
Core Material	Ferrite	Ferrite	Identical
Operating Temperature	-40°C ~ 125°C	-40°C ~ 125°C	Identical
Mounting Type	Surface Mount	Surface Mount	Identical
Package Size	5.80mm x 5.80mm x 3.00mm	5.80mm x 5.80mm x 3.00mm	Identical
Q @ Frequency	7 @ 7.96 MHz	7 @ 7.96 MHz	Identical
Self Resonant Frequency	39 MHz	39 MHz	Identical
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Identical
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	Identical
REACH Status	REACH Unaffected	REACH Unaffected	Identical
Product Status	Active	Active	Identical

Engineering Selection Recommendations

Both PM528S-6R2-RC and SRR5028-6R2Y maintain active product status with full regulatory compliance. Selection between these parts may be based on inventory availability and supply chain considerations. The PM528S-6R2-RC currently maintains 779 pieces in stock, while the SRR5028-6R2Y has 1600 pieces available. Both components satisfy RoHS3, REACH, and MSL requirements for standard industrial and commercial applications. No technical performance differentiation exists between these parts based on provided specifications.

Frequently Asked Questions (FAQ)

Q: Can SRR5028-6R2Y be used as a direct replacement for PM528S-6R2-RC?

A: Yes. Both parts are identical across all specified electrical parameters, mechanical dimensions, and regulatory certifications. Direct substitution is supported without circuit modification.

Q: Are there differences in the package or footprint between these parts?

A: No. Both components share identical surface mount package dimensions of 5.80mm x 5.80mm with a maximum seated height of 3.00mm, ensuring compatible PCB placement.

Q: What are the critical parameters that must match for substitution?

A: Inductance (6.2 µH), current rating (2.2 A), saturation current (1.8 A), DC resistance (45 mOhm max), shielding configuration, core material (ferrite), and operating temperature range (-40°C to 125°C) must all remain constant.

Q: Do both parts meet the same compliance standards?

A: Yes. Both PM528S-6R2-RC and SRR5028-6R2Y are ROHS3 compliant, REACH unaffected, and carry MSL Level 1 (unlimited) moisture sensitivity ratings.

Q: Is there a performance difference in Q factor or resonant frequency?

A: No. Both parts exhibit identical Q factor of 7 at 7.96 MHz and self-resonant frequency of 39 MHz.

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