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Equivalent & Substitute Parts Reference for DC780-184K
Part Overview
DC780-184K by API Delevan Inc. is classified as a fixed inductor in the drum core, wirewound category. This part features a ferrite core, an inductance rating of 180 µH, and a current rating of 4 A, with a DC resistance of 110 mOhm maximum. The device is unshielded, mounted via the through-hole method, and is supplied in a radial, vertical cylinder package. The product is currently active but designated as RoHS non-compliant. The need for substitute models arises from requirements such as regulatory compliance or sourcing continuity.
Substiute Parts
Key Parameters
| Manufacturer Part Number | Manufacturer | Description | Series | Product Status | Type | Material - Core | Inductance | Tolerance | Current Rating (Amps) | Current - Saturation (Isat) | Shielding | DC Resistance (DCR) | Operating Temperature | Inductance Frequency - Test | Mounting Type | Package / Case | Size / Dimension | Height - Seated (Max) | RoHS Status | Moisture Sensitivity Level (MSL) | REACH Status | ECCN | HTSUS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DC780-184K | API Delevan Inc. | FIXED IND 180UH 4A 110 MOHM TH | DC780 | Active | Drum Core, Wirewound | Ferrite | 180 µH | ±10% | 4 A | 8.1A | Unshielded | 110mOhm Max | -55°C ~ 125°C | 1 kHz | Through Hole | Radial, Vertical Cylinder | 0.772" Dia (19.60mm) | 0.831" (21.10mm) | RoHS non-compliant | Not Applicable | REACH Unaffected | EAR99 | 8504.50.4000 |
Substitute Part Grouping Explanation
Substitution is allowed strictly when all critical electrical and mechanical parameters provided are matched. Key parameters include inductance (180 µH), tolerance (±10%), current rating (4 A), DC resistance (110mOhm max), core material (Ferrite), mounting type (Through Hole), package/case format (Radial, Vertical Cylinder), and shielding type (Unshielded). Substitute parts must also align with compliance requirements such as RoHS and REACH status.
Parameter Comparison
| Parameter | DC780-184K | DC780R-184K |
|---|---|---|
| Manufacturer | API Delevan Inc. | API Delevan Inc. |
| Description | FIXED IND 180UH 4A 110 MOHM TH | FIXED IND 180UH 4A 110 MOHM TH |
| Series | DC780 | DC780R |
| Product Status | Active | Active |
| Type | Drum Core, Wirewound | Drum Core, Wirewound |
| Material - Core | Ferrite | Ferrite |
| Inductance | 180 µH | 180 µH |
| Tolerance | ±10% | ±10% |
| Current Rating (Amps) | 4 A | 4 A |
| Current - Saturation (Isat) | 8.1A | 8.1A |
| Shielding | Unshielded | Unshielded |
| DC Resistance (DCR) | 110mOhm Max | 110mOhm Max |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Inductance Frequency - Test | 1 kHz | 1 kHz |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | Radial, Vertical Cylinder | Radial, Vertical Cylinder |
| Size / Dimension | 0.772" Dia (19.60mm) | 0.772" Dia (19.60mm) |
| Height - Seated (Max) | 0.831" (21.10mm) | 0.831" (21.10mm) |
| RoHS Status | RoHS non-compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | Not Applicable | Not Applicable |
| REACH Status | REACH Unaffected | REACH Unaffected |
| ECCN | EAR99 | EAR99 |
| HTSUS | 8504.50.4000 | 8504.50.4000 |
Engineering Selection Recommendations
Both DC780-184K and DC780R-184K by API Delevan Inc. are active and present identical electrical and mechanical parameters relevant for substitution. DC780-184K is RoHS non-compliant, while DC780R-184K is ROHS3 compliant. When compliance requirements regarding hazardous substances are mandated, DC780R-184K is the suitable substitute. Both models are unaffected by REACH regulations and have identical Moisture Sensitivity Level (Not Applicable).
Frequently Asked Questions (FAQ)
Q1: What are the key criteria for selecting a substitute for DC780-184K?
A1: Substitution requires exact matching across inductance, tolerance, current rating, DC resistance, core material, mounting type, package/case format, shielding type, and compliance parameters such as RoHS status.
Q2: Can DC780R-184K replace DC780-184K in legacy designs?
A2: DC780R-184K matches all essential electrical and mechanical specifications of DC780-184K. Any differences pertain only to RoHS compliance.
Q3: Is package compatibility addressed between these part numbers?
A3: Both devices are supplied in a radial, vertical cylinder package with matching dimensions and mounting type.
Q4: Are there differences in regulatory status relevant to component selection?
A4: DC780-184K is RoHS non-compliant, while DC780R-184K is ROHS3 compliant. Both are REACH unaffected and share the same ECCN and HTSUS export classifications.
Q5: Is ongoing availability an issue for either part?
A5: Both parts are listed as active and in stock, with a similar inventory count for immediate sourcing.
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