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MLASU105SCG331JFNA01 Equivalent & Substitute Parts
Part Overview
The MLASU105SCG331JFNA01 is a 330 pF ±5% 50V ceramic capacitor manufactured by Taiyo Yuden in the 0402 (1005 Metric) surface mount package with C0G/NP0 temperature coefficient. This component is classified as Active product status and is designed for medical and non-critical applications. The part is RoHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating.
Equivalent and substitute parts are necessary when the primary part becomes unavailable, when design requirements shift between general purpose and automotive-grade applications, or when alternative packaging formats are required for manufacturing optimization.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Capacitance | 330 pF |
| Tolerance | ±5% |
| Voltage Rating | 50V |
| Temperature Coefficient | C0G, NP0 |
| Operating Temperature Range | -55°C ~ 125°C |
| Package / Case | 0402 (1005 Metric) |
| Mounting Type | Surface Mount, MLCC |
| Physical Dimensions | 0.039" L x 0.020" W (1.00mm x 0.50mm) |
| Thickness (Max) | 0.022" (0.55mm) |
| Moisture Sensitivity Level | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution eligibility for the MLASU105SCG331JFNA01 is determined by strict equivalence across the following parameters:
Critical Matching Parameters:
- Capacitance: 330 pF (exact match required)
- Tolerance: ±5% (exact match required)
- Voltage Rating: 50V (exact match required)
- Temperature Coefficient: C0G/NP0 (exact match required)
- Operating Temperature Range: -55°C ~ 125°C (exact match required)
- Package / Case: 0402 (1005 Metric) (exact match required)
- Mounting Type: Surface Mount, MLCC (exact match required)
- Physical Dimensions: 0.039" L x 0.020" W; Thickness 0.022" max (exact match required)
- Moisture Sensitivity Level: 1 (Unlimited) (exact match required)
Secondary Considerations:
- Packaging format (Tape & Reel vs. Cut Tape & Digi-Reel)
- Product status (Active, Obsolete, Not For New Designs)
- Application rating (General Purpose, Automotive AEC-Q200, Medical)
- Manufacturer availability and inventory levels
Substitute parts are categorized as either Upgrade (higher reliability ratings such as AEC-Q200 automotive qualification) or Parametric Equivalent (matching all electrical and mechanical specifications without enhanced ratings).
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Capacitance | Tolerance | Voltage | Temp Coeff | Operating Temp | Package | Packaging Format | Product Status | Ratings | Applications | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MLASU105SCG331JFNA01 | Taiyo Yuden | 330 pF | ±5% | 50V | C0G, NP0 | -55°C ~ 125°C | 0402 (1005 Metric) | Tape & Reel (TR) | Active | — | Medical, Non-Critical | 960 |
| AC0402JRNPO9BN331 | YAGEO | 330 pF | ±5% | 50V | C0G, NP0 | -55°C ~ 125°C | 0402 (1005 Metric) | Tape & Reel (TR) | Active | AEC-Q200 | Automotive | 20834 |
| C0402C331J5GACAUTO | KEMET | 330 pF | ±5% | 50V | C0G, NP0 | -55°C ~ 125°C | 0402 (1005 Metric) | Tape & Reel (TR) | Active | AEC-Q200 | Automotive | 34170 |
| CGA2B2C0G1H331J050BA | TDK Corporation | 330 pF | ±5% | 50V | C0G, NP0 | -55°C ~ 125°C | 0402 (1005 Metric) | Tape & Reel (TR) | Active | AEC-Q200 | Automotive | 58659 |
| CGJ2B2C0G1H331J050BA | TDK Corporation | 330 pF | ±5% | 50V | C0G, NP0 | -55°C ~ 125°C | 0402 (1005 Metric) | Cut Tape (CT) & Digi-Reel® | Obsolete | AEC-Q200 | Automotive | 4425 |
| GCM1555C1H331JA16D | Murata Electronics | 330 pF | ±5% | 50V | C0G, NP0 | -55°C ~ 125°C | 0402 (1005 Metric) | Tape & Reel (TR) | Active | AEC-Q200 | Automotive | 748000 |
| GCM1555C1H331JA16J | Murata Electronics | 330 pF | ±5% | 50V | C0G, NP0 | -55°C ~ 125°C | 0402 (1005 Metric) | Tape & Reel (TR) | Active | AEC-Q200 | Automotive | 224867 |
| 0402N331J500CT | Walsin Technology Corporation | 330 pF | ±5% | 50V | C0G, NP0 | -55°C ~ 125°C | 0402 (1005 Metric) | Cut Tape (CT) & Digi-Reel® | Active | — | General Purpose | 5000200 |
| C0402C331J5GAC7867 | KEMET | 330 pF | ±5% | 50V | C0G, NP0 | -55°C ~ 125°C | 0402 (1005 Metric) | Tape & Reel (TR) | Active | — | General Purpose | 227580 |
| C1005C0G1H331J050BA | TDK Corporation | 330 pF | ±5% | 50V | C0G, NP0 | -55°C ~ 125°C | 0402 (1005 Metric) | Tape & Reel (TR) | Not For New Designs | — | General Purpose | 15824 |
| CC0402JRNPO9BN331 | YAGEO | 330 pF | ±5% | 50V | C0G, NP0 | -55°C ~ 125°C | 0402 (1005 Metric) | Tape & Reel (TR) | Active | — | General Purpose | 121369 |
Engineering Selection Recommendations
For Direct Replacement (Medical/Non-Critical Applications):
When substituting the MLASU105SCG331JFNA01 in medical or non-critical applications, select from parametric equivalents that maintain identical electrical and mechanical specifications without requiring enhanced automotive qualification. The YAGEO CC0402JRNPO9BN331 and KEMET C0402C331J5GAC7867 are Active status parts with general purpose application ratings and equivalent performance characteristics.
For Upgraded Reliability (Automotive Applications):
When design requirements include automotive-grade reliability, select from upgrade parts with AEC-Q200 certification. The YAGEO AC0402JRNPO9BN331, KEMET C0402C331J5GACAUTO, TDK CGA2B2C0G1H331J050BA, and Murata GCM1555C1H331JA16D and GCM1555C1H331JA16J all provide enhanced qualification suitable for automotive environments while maintaining identical electrical specifications.
Packaging Format Considerations:
The primary part is supplied in Tape & Reel (TR) format. Substitute parts are available in both Tape & Reel and Cut Tape (CT) & Digi-Reel® formats. The Walsin 0402N331J500CT and TDK CGJ2B2C0G1H331J050BA are supplied in Cut Tape format. Verify manufacturing equipment compatibility with the selected packaging format before implementation.
Product Status Guidance:
All recommended upgrade parts maintain Active product status. The TDK C1005C0G1H331J050BA carries "Not For New Designs" status and should not be selected for new product development. The TDK CGJ2B2C0G1H331J050BA is classified as Obsolete and should be avoided for new designs despite current inventory availability.
Compliance and Regulatory:
All listed parts are RoHS3 compliant, REACH unaffected, and classified under ECCN EAR99 with HTSUS code 8532.24.0020. All parts maintain MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard handling and storage procedures.
Frequently Asked Questions (FAQ)
Q: Can I substitute the MLASU105SCG331JFNA01 with any 330 pF capacitor?
A: No. Substitution requires exact matching of capacitance (330 pF), tolerance (±5%), voltage rating (50V), temperature coefficient (C0G/NP0), operating temperature range (-55°C ~ 125°C), package type (0402/1005 Metric), and physical dimensions (0.039" L x 0.020" W, 0.022" max thickness). All other parameters must also align with the original specification.
Q: What is the difference between Upgrade and Parametric Equivalent parts?
A: Upgrade parts carry AEC-Q200 automotive qualification and are rated for automotive applications, providing enhanced reliability testing and qualification. Parametric Equivalent parts match all electrical and mechanical specifications but are rated for general purpose or medical applications without automotive qualification. Selection depends on the end-use application requirements.
Q: Can I use a part with "Not For New Designs" status?
A: Parts marked "Not For New Designs" should not be selected for new product development. These parts are typically in transition toward obsolescence. Use only for legacy product support or maintenance applications where the original part number must be maintained.
Q: Does packaging format affect electrical performance?
A: No. Tape & Reel (TR) and Cut Tape (CT) & Digi-Reel® packaging formats do not affect the electrical performance of the capacitor. Packaging format selection is determined by manufacturing equipment compatibility and assembly process requirements. Verify your equipment specifications before selecting a packaging format.
Q: Are all substitute parts RoHS3 compliant?
A: Yes. All listed substitute parts are RoHS3 compliant and REACH unaffected, matching the regulatory compliance of the original MLASU105SCG331JFNA01 part.
Q: What does MSL 1 (Unlimited) moisture sensitivity mean?
A: MSL 1 (Unlimited) indicates the component has unlimited shelf life and does not require special moisture control during storage or handling. This classification applies to all listed parts and ensures compatibility with standard manufacturing environments.
Q: Can I substitute between different manufacturers?
A: Yes. All listed substitute parts from Taiyo Yuden, YAGEO, KEMET, TDK Corporation, Murata Electronics, and Walsin Technology Corporation meet identical electrical and mechanical specifications. Cross-manufacturer substitution is permissible when all critical parameters match and product status is appropriate for the application.
Q: Which substitute part has the highest inventory availability?
A: The Walsin 0402N331J500CT has the highest inventory level at 5,000,200 pieces. For automotive-grade parts, the Murata GCM1555C1H331JA16D offers the highest inventory at 748,000 pieces.
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