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MMA02040C1002FA300 Equivalent & Substitute Parts
Part Overview
The MMA02040C1002FA300 is a 10 kOhms ±1% thin film chip resistor in MELF 0204 package format, rated for 0.4W/2/5W power dissipation. This component is manufactured by Vishay Beyschlag/Draloric/BC Components and meets AEC-Q200 automotive qualification standards with anti-sulfur coating. The part is actively produced and widely used in automotive and industrial applications requiring precision resistive elements with high reliability.
Substitute parts are necessary when the primary part number becomes unavailable, when alternative packaging formats are required for assembly processes, or when enhanced tolerance specifications are needed for demanding circuit applications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 10 kOhms |
| Tolerance | ±1% |
| Power Rating | 0.4W / 2/5W |
| Package / Case | MELF, 0204 |
| Composition | Thin Film |
| Temperature Coefficient | ±50ppm/°C |
| Operating Temperature Range | -55°C ~ 155°C |
| Features | Anti-Sulfur, Automotive AEC-Q200 |
| Size / Dimension | 0.055" Dia x 0.142" L (1.40mm x 3.60mm) |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the MMA02040C1002FA300 is determined by the following critical parameters:
Direct Substitutes (Identical Electrical & Mechanical Specifications):
- Resistance value: 10 kOhms
- Tolerance: ±1%
- Power rating: 0.4W / 2/5W
- Package: MELF 0204
- Temperature coefficient: ±50ppm/°C
- Operating temperature range: -55°C ~ 155°C
- Composition: Thin Film
- AEC-Q200 compliance
- Anti-sulfur coating
Packaging Variants (Electrical Equivalence with Different Distribution Format):
- Same electrical specifications as above
- Alternative packaging format (Cut Tape & Digi-Reel® vs. Tape & Reel)
- Suitable for different assembly and procurement workflows
Upgrade Substitute (Enhanced Tolerance):
- Resistance value: 10 kOhms
- Tolerance: ±0.5% (tighter than ±1%)
- All other parameters identical to main part
- Provides superior accuracy for precision circuit requirements
Parameter Comparison
| Parameter | MMA02040C1002FA300 | MMA02040C1002FB000 | MMA02040C1002FB300 | MMA02040C1002DB300 |
|---|---|---|---|---|
| Resistance | 10 kOhms | 10 kOhms | 10 kOhms | 10 kOhms |
| Tolerance | ±1% | ±1% | ±1% | ±0.5% |
| Power Rating | 0.4W / 2/5W | 0.4W / 2/5W | 0.4W / 2/5W | 0.4W / 2/5W |
| Package / Case | MELF 0204 | MELF 0204 | MELF 0204 | MELF 0204 |
| Composition | Thin Film | Thin Film | Thin Film | Thin Film |
| Temperature Coefficient | ±50ppm/°C | ±50ppm/°C | ±50ppm/°C | ±50ppm/°C |
| Operating Temperature | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C |
| AEC-Q200 Compliance | Yes | Yes | Yes | Yes |
| Anti-Sulfur Coating | Yes | Yes | Yes | Yes |
| Packaging Format | Tape & Reel (TR) | Tape & Reel (TR) | Cut Tape (CT) & Digi-Reel® | Tape & Reel (TR) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
Engineering Selection Recommendations
MMA02040C1002FB000: Direct substitute with identical electrical and mechanical specifications. Suitable for applications requiring Tape & Reel packaging. Both parts maintain AEC-Q200 automotive qualification and ROHS3 compliance. Selection between MMA02040C1002FA300 and MMA02040C1002FB000 depends on inventory availability and procurement logistics.
MMA02040C1002FB300: Functionally equivalent to the main part with identical electrical performance. Differs only in packaging format (Cut Tape & Digi-Reel® instead of Tape & Reel). Appropriate for assembly processes utilizing alternative tape formats or for applications with lower volume requirements. Maintains full AEC-Q200 compliance and ROHS3 status.
MMA02040C1002DB300: Upgrade substitute offering enhanced tolerance specification of ±0.5% compared to the ±1% tolerance of the main part. All other electrical and mechanical parameters remain identical. Recommended for precision circuit applications where tighter resistance tolerance improves circuit performance or meets stricter design specifications. Retains AEC-Q200 automotive qualification and anti-sulfur coating.
Frequently Asked Questions (FAQ)
Q: Can MMA02040C1002FB000 be used as a direct replacement for MMA02040C1002FA300?
A: Yes. Both parts are electrically and mechanically identical with 10 kOhms ±1% resistance, 0.4W/2/5W power rating, MELF 0204 package, and AEC-Q200 compliance. The only difference is packaging format (both use Tape & Reel). Direct substitution is valid.
Q: What is the difference between MMA02040C1002FB300 and MMA02040C1002FA300?
A: The parts are electrically identical. The difference is packaging format: MMA02040C1002FB300 uses Cut Tape & Digi-Reel® while MMA02040C1002FA300 uses standard Tape & Reel. Both maintain identical electrical specifications, AEC-Q200 compliance, and ROHS3 status.
Q: When should MMA02040C1002DB300 be selected instead of MMA02040C1002FA300?
A: Select MMA02040C1002DB300 when circuit design requires tighter resistance tolerance. This part offers ±0.5% tolerance versus ±1% for the main part, providing superior accuracy. All other specifications remain identical, including power rating, temperature range, and automotive qualification.
Q: Are all substitute parts AEC-Q200 qualified?
A: Yes. All listed substitute parts (MMA02040C1002FB000, MMA02040C1002FB300, and MMA02040C1002DB300) carry AEC-Q200 automotive qualification and anti-sulfur coating, matching the main part's compliance profile.
Q: Can these parts be used interchangeably in automotive applications?
A: Yes, within the constraints of their specifications. All parts meet AEC-Q200 standards and operate across -55°C to 155°C. Substitution is valid provided the circuit tolerance requirements are met (±1% for the main part and MMA02040C1002FB000/FB300, or ±0.5% for MMA02040C1002DB300).
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