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SWPA6028S2R2NT Equivalent & Substitute Parts
Part Overview
The SWPA6028S2R2NT is a 2.2 µH shielded drum core wirewound inductor manufactured by Shenzhen Sunlord Electronics Co., Ltd. This surface mount component is rated for 3.75 A continuous current with a maximum DC resistance of 26mOhm and operates across the temperature range of -40°C to 125°C. The part is currently active in production and available in tape and reel packaging.
Substitute parts are identified when equivalent electrical performance and mechanical compatibility can be maintained within the specified parameter tolerances. Alternative inductors with matching inductance values, compatible current ratings, and identical package dimensions serve as direct replacements in circuit applications.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Inductance | 2.2 | µH |
| Current Rating | 3.75 | A |
| DC Resistance (DCR) | 26 | mOhm Max |
| Current - Saturation (Isat) | 5.1 | A |
| Shielding Type | Shielded | - |
| Package Dimensions | 6.00 x 6.00 x 2.80 | mm (L x W x H) |
| Operating Temperature Range | -40 to 125 | °C |
| Mounting Type | Surface Mount | - |
| Inductance Test Frequency | 100 | kHz |
| Tolerance | ±30 | % |
Substitute Part Grouping Explanation
Substitute parts for the SWPA6028S2R2NT are qualified based on the following electrical and mechanical criteria:
Electrical Compatibility Requirements:
- Inductance value: 2.2 µH (matched exactly)
- Current rating: Equal to or greater than 3.75 A
- DC resistance: Equal to or less than 26mOhm maximum
- Saturation current: Equal to or greater than 5.1 A
- Operating temperature range: Must encompass or exceed -40°C to 125°C
- Inductance test frequency: 100 kHz
Mechanical Compatibility Requirements:
- Package dimensions: 6.00mm x 6.00mm footprint (mandatory)
- Mounting type: Surface mount (mandatory)
- Packaging format: Tape and reel (TR)
- Height seated maximum: Tolerance within component assembly constraints
Shielding Consideration: The main part specifies shielded construction. Substitute parts with shielded or semi-shielded configurations are acceptable when electrical parameters remain within specification.
Parameter Comparison
| Parameter | SWPA6028S2R2NT (Main) | BWVS006060282R2M00 | SDCH1V6028-2R2M-R |
|---|---|---|---|
| Manufacturer | Shenzhen Sunlord Electronics | Pulse Electronics | Eaton - Electronics Division |
| Inductance | 2.2 µH | 2.2 µH | 2.2 µH |
| Tolerance | ±30% | ±20% | ±20% |
| Current Rating | 3.75 A | 4 A | 4.5 A |
| Saturation Current (Isat) | 5.1 A | 5.4 A | 6 A |
| DC Resistance (DCR) | 26 mOhm Max | 20 mOhm | 25 mOhm Max |
| Shielding | Shielded | Shielded | Semi-Shielded |
| Package Dimensions | 6.00 x 6.00 mm | 6.00 x 6.00 mm | 6.00 x 6.00 mm |
| Height - Seated (Max) | 2.80 mm | 3.00 mm | 3.00 mm |
| Operating Temperature | -40 to 125°C | -55 to 125°C | -40 to 125°C |
| Inductance Test Frequency | 100 kHz | 100 kHz | 100 kHz |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) |
| Product Status | Active | Active | Active |
Engineering Selection Recommendations
BWVS006060282R2M00 (Pulse Electronics)
This substitute part meets all electrical requirements for direct replacement. The current rating of 4 A exceeds the main part specification of 3.75 A. The DC resistance of 20 mOhm is lower than the 26 mOhm maximum, providing improved thermal performance. The inductance tolerance of ±20% is tighter than the main part's ±30%, ensuring more precise inductance values. The saturation current of 5.4 A provides additional margin above the 5.1 A specification. The extended operating temperature range of -55°C to 125°C provides broader environmental coverage. This part is fully RoHS3 compliant and REACH unaffected. The shielded construction matches the main part specification. Height seated maximum of 3.00 mm requires verification against PCB assembly clearance constraints.
SDCH1V6028-2R2M-R (Eaton - Electronics Division)
This substitute part satisfies all core electrical parameters. The current rating of 4.5 A exceeds the main part specification. The DC resistance of 25 mOhm maximum is within the 26 mOhm limit. The saturation current of 6 A provides additional margin. The inductance tolerance of ±20% is tighter than the main part. The operating temperature range of -40°C to 125°C matches the main part exactly. This part is fully RoHS3 compliant and REACH unaffected. The semi-shielded construction differs from the main part's fully shielded design; electromagnetic interference characteristics may differ in sensitive applications. Height seated maximum of 3.00 mm requires verification against PCB assembly clearance constraints.
Frequently Asked Questions (FAQ)
Q: Can BWVS006060282R2M00 be used as a direct replacement for SWPA6028S2R2NT?
A: Yes. Both parts share identical inductance values of 2.2 µH, matching package dimensions of 6.00 x 6.00 mm, and surface mount configuration. The BWVS006060282R2M00 exceeds the current rating requirement (4 A vs. 3.75 A) and provides lower DC resistance (20 mOhm vs. 26 mOhm maximum). Both are shielded inductors tested at 100 kHz. Verification of PCB assembly height clearance is required due to the 3.00 mm seated height versus 2.80 mm of the main part.
Q: What is the difference between shielded and semi-shielded inductors?
A: Shielded inductors feature complete electromagnetic shielding, reducing radiated emissions and susceptibility to external magnetic fields. Semi-shielded inductors provide partial shielding. The SDCH1V6028-2R2M-R is semi-shielded, while the main part and BWVS006060282R2M00 are fully shielded. Selection depends on electromagnetic compatibility requirements of the specific application.
Q: Are the substitute parts compatible with the same PCB footprint?
A: Yes. All three parts share identical package dimensions of 6.00 x 6.00 mm and surface mount configuration, ensuring footprint compatibility. However, the seated heights differ: main part is 2.80 mm maximum, while both substitutes are 3.00 mm maximum. PCB assembly clearance must be verified to accommodate the increased height.
Q: What does inductance tolerance mean for circuit performance?
A: Inductance tolerance specifies the acceptable range of actual inductance values around the nominal 2.2 µH specification. The main part has ±30% tolerance, meaning actual values range from 1.54 µH to 2.86 µH. Both substitute parts have ±20% tolerance, providing tighter control (1.76 µH to 2.64 µH). Tighter tolerance improves circuit predictability and performance consistency.
Q: Can I use SDCH1V6028-2R2M-R in applications requiring full electromagnetic shielding?
A: The SDCH1V6028-2R2M-R is semi-shielded, not fully shielded. Applications requiring complete electromagnetic shielding should use the fully shielded BWVS006060282R2M00 or the original SWPA6028S2R2NT. Semi-shielded construction may not provide sufficient EMI suppression for sensitive RF or high-frequency applications.
Q: What is the significance of saturation current (Isat)?
A: Saturation current indicates the maximum current level before the inductor's core saturates, causing inductance to degrade significantly. The main part has Isat of 5.1 A. Both substitutes exceed this specification (5.4 A and 6 A respectively), providing additional operational margin and preventing core saturation at higher current levels.
Q: Are all three parts RoHS compliant?
A: The main part SWPA6028S2R2NT does not specify RoHS status in the provided data. Both substitute parts BWVS006060282R2M00 and SDCH1V6028-2R2M-R are explicitly RoHS3 compliant and REACH unaffected, meeting current environmental regulations for electronic components.
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