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0630CDMCDDS-R68MC Equivalent & Substitute Parts
Part Overview
The 0630CDMCDDS-R68MC is a 680 nH shielded molded inductor manufactured by Sumida America Components Inc. This surface mount component is rated for 16.5 A continuous current with a maximum DC resistance of 5.3 mOhm and operates across the temperature range of -55°C to 125°C. The part is currently active in production and RoHS3 compliant.
Equivalent and substitute parts are identified when design requirements permit component interchange due to matching or compatible electrical and mechanical specifications. Substitutes are selected based on identical inductance values, compatible current ratings, equivalent shielding characteristics, and compatible package dimensions.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Inductance | 680 nH |
| Inductance Tolerance | ±20% |
| Current Rating (Continuous) | 16.5 A |
| Current - Saturation (Isat) | 20 A |
| DC Resistance (DCR) Maximum | 5.3 mOhm |
| Shielding | Shielded |
| Operating Temperature Range | -55°C to 125°C |
| Mounting Type | Surface Mount |
| Package Type | Nonstandard |
| RoHS Status | RoHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the 0630CDMCDDS-R68MC are identified based on the following critical parameters:
Electrical Compatibility Criteria:
- Inductance value: 680 nH (exact match required)
- Inductance tolerance: ±20% (matching tolerance band)
- Current rating: Minimum 15.5 A (substitute must support primary application current)
- DC resistance: Maximum 5.5 mOhm (within acceptable operating parameters)
- Saturation current: Minimum 20 A (maintains performance margin)
Mechanical and Environmental Compatibility Criteria:
- Shielding: Shielded construction (electromagnetic interference control)
- Operating temperature: -55°C to 125°C (identical range)
- Mounting type: Surface Mount (PCB assembly compatibility)
- Package classification: Nonstandard (dimensional compatibility required)
- Moisture sensitivity: MSL 1 (handling and storage compatibility)
Regulatory and Compliance Criteria:
- RoHS3 compliance (environmental regulation alignment)
- ECCN classification: EAR99 (export control consistency)
The IHLP2525CZERR68M01 from Vishay Dale meets all substitution criteria within these parameters.
Parameter Comparison
| Parameter | 0630CDMCDDS-R68MC (Sumida) | IHLP2525CZERR68M01 (Vishay Dale) | Compatibility |
|---|---|---|---|
| Inductance | 680 nH | 680 nH | Exact Match |
| Inductance Tolerance | ±20% | ±20% | Exact Match |
| Current Rating (Continuous) | 16.5 A | 15.5 A | Compatible (Substitute rated 93.9% of primary) |
| Current - Saturation (Isat) | 20 A | 25 A | Compatible (Substitute exceeds primary) |
| DC Resistance (DCR) Maximum | 5.3 mOhm | 5.5 mOhm | Compatible (Substitute within 3.8% tolerance) |
| Shielding | Shielded | Shielded | Exact Match |
| Operating Temperature Range | -55°C to 125°C | -55°C to 125°C | Exact Match |
| Mounting Type | Surface Mount | Surface Mount | Exact Match |
| Package Type | Nonstandard | Nonstandard | Compatible |
| RoHS Status | RoHS3 Compliant | RoHS3 Compliant | Exact Match |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | Exact Match |
| Size / Dimension | 0.276" L x 0.260" W (7.00mm x 6.60mm) | 0.270" L x 0.255" W (6.86mm x 6.47mm) | Compatible (Dimensions within 2% variance) |
| Height - Seated (Max) | 0.118" (3.00mm) | 0.118" (3.00mm) | Exact Match |
Engineering Selection Recommendations
Primary Part: 0630CDMCDDS-R68MC
The 0630CDMCDDS-R68MC remains the specified component when original design validation, qualification documentation, and supply chain continuity are required. This part is active in production with 956 pieces in current inventory.
Substitute Part: IHLP2525CZERR68M01
The IHLP2525CZERR68M01 is suitable for applications where the following conditions are met:
- Continuous current requirement does not exceed 15.5 A
- Design margin accommodates the 0.2 mOhm increase in maximum DC resistance
- PCB layout accommodates the 0.14 mm reduction in length and 0.13 mm reduction in width
- Supply chain flexibility or extended lead time mitigation is a priority
Both parts maintain identical inductance values, tolerance bands, operating temperature ranges, and regulatory compliance status. The substitute part offers higher saturation current (25 A versus 20 A), providing additional performance margin in transient conditions. Inventory availability for the substitute is significantly higher at 17,400 pieces.
Frequently Asked Questions (FAQ)
Q: Can the IHLP2525CZERR68M01 be used as a direct replacement for the 0630CDMCDDS-R68MC?
A: The IHLP2525CZERR68M01 is electrically and mechanically compatible for applications operating at or below 15.5 A continuous current. Both parts share identical inductance (680 nH), tolerance (±20%), operating temperature range (-55°C to 125°C), and regulatory compliance (RoHS3). The substitute's DC resistance maximum of 5.5 mOhm is within acceptable parameters compared to the primary part's 5.3 mOhm specification.
Q: What is the impact of the 0.2 mOhm difference in DC resistance?
A: The DC resistance difference of 0.2 mOhm represents a 3.8% increase from the primary part specification. In applications where power dissipation is critical, this difference results in proportionally higher resistive losses. For a 16.5 A application, this translates to approximately 0.054 W additional dissipation (I²R calculation: 16.5² × 0.0002 = 0.0545 W). Design thermal analysis should confirm acceptability for the specific application.
Q: Are the physical dimensions compatible with the PCB layout?
A: The IHLP2525CZERR68M01 dimensions (6.86mm L × 6.47mm W × 3.00mm H) are slightly smaller than the 0630CDMCDDS-R68MC (7.00mm L × 6.60mm W × 3.00mm H). The length and width reductions are approximately 2% each, while height remains identical at 3.00 mm. PCB footprints designed for the primary part will accommodate the substitute without modification. However, component placement and routing should be verified to ensure no interference with adjacent circuit elements.
Q: What is the saturation current difference, and does it affect circuit performance?
A: The IHLP2525CZERR68M01 has a saturation current (Isat) of 25 A compared to the primary part's 20 A. This 5 A difference provides a 25% higher saturation margin in the substitute part. For applications operating at continuous currents below 15.5 A, this enhanced saturation performance offers additional protection against transient current spikes and improves overall circuit reliability.
Q: Are both parts RoHS3 compliant?
A: Yes, both the 0630CDMCDDS-R68MC and IHLP2525CZERR68M01 are RoHS3 compliant. Both parts also share identical ECCN classification (EAR99) and HTSUS code (8504.50.4000), ensuring consistent regulatory and export control treatment.
Q: What is the moisture sensitivity level, and how does it affect handling?
A: Both parts are classified as MSL 1 (Unlimited), indicating unlimited shelf life without moisture exposure controls. This classification eliminates the need for desiccant packaging, dry storage cabinets, or bake-out procedures prior to assembly. Standard handling and storage procedures are applicable to both components.
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