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08055A511KAT2A Equivalent & Substitute Parts
Part Overview
The 08055A511KAT2A is a 510 pF ceramic capacitor manufactured by KYOCERA AVX, rated for 50V with C0G/NP0 temperature coefficient characteristics. This surface mount multilayer ceramic capacitor (MLCC) is packaged in 0805 (2012 Metric) form factor and is designed for general purpose applications requiring stable capacitance across the operating temperature range of -55°C to 125°C. The part maintains Active product status with full RoHS3 compliance and unlimited moisture sensitivity rating (MSL 1). Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental compliance requirements.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Capacitance | 510 pF |
| Tolerance | ±10% |
| Voltage Rating | 50V |
| Temperature Coefficient | C0G, NP0 |
| Operating Temperature Range | -55°C to 125°C |
| Package / Case | 0805 (2012 Metric) |
| Mounting Type | Surface Mount, MLCC |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the 08055A511KAT2A is determined by the following critical parameters:
Electrical Parameters (Must Match):
- Capacitance value: 510 pF
- Tolerance: ±10%
- Voltage rating: 50V minimum
- Temperature coefficient: C0G or NP0
Mechanical Parameters (Must Match):
- Package code: 0805 (2012 Metric)
- Mounting type: Surface Mount, MLCC
- Physical dimensions compatible with 0805 footprint
Compliance Parameters (Must Match):
- RoHS3 compliance status
- REACH compliance status
- Moisture sensitivity level: 1 (Unlimited)
The identified substitute part C0805C511K5GAC7800 from KEMET satisfies all substitution criteria through identical electrical specifications, compatible mechanical dimensions within 0805 package tolerances, and equivalent environmental compliance certifications.
Parameter Comparison
| Parameter | 08055A511KAT2A (KYOCERA AVX) | C0805C511K5GAC7800 (KEMET) |
|---|---|---|
| Capacitance | 510 pF | 510 pF |
| Tolerance | ±10% | ±10% |
| Voltage Rating | 50V | 50V |
| Temperature Coefficient | C0G, NP0 | C0G, NP0 |
| Operating Temperature | -55°C to 125°C | -55°C to 125°C |
| Package / Case | 0805 (2012 Metric) | 0805 (2012 Metric) |
| Mounting Type | Surface Mount, MLCC | Surface Mount, MLCC |
| Size / Dimension | 0.079" L x 0.049" W (2.01mm x 1.25mm) | 0.079" L x 0.049" W (2.00mm x 1.25mm) |
| Thickness (Max) | 0.037" (0.94mm) | 0.035" (0.88mm) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) |
| REACH Status | REACH Unaffected | REACH Unaffected |
Engineering Selection Recommendations
The C0805C511K5GAC7800 from KEMET is a direct electrical and mechanical equivalent to the 08055A511KAT2A. Both parts are Active status products with identical electrical specifications and environmental compliance certifications. The dimensional variations (0.01mm length difference and 0.02mm thickness difference) fall within standard 0805 package tolerances and do not affect PCB footprint compatibility or assembly processes. Both parts carry ROHS3 compliance and REACH Unaffected status, meeting current regulatory requirements. Selection between these parts may be based on availability, supply chain considerations, or established vendor relationships, as electrical and mechanical performance are equivalent.
Frequently Asked Questions (FAQ)
Q: Can C0805C511K5GAC7800 be used as a direct replacement for 08055A511KAT2A?
A: Yes. Both parts share identical electrical specifications (510 pF, ±10%, 50V, C0G/NP0), operate across the same temperature range (-55°C to 125°C), and are packaged in the 0805 (2012 Metric) form factor. Dimensional tolerances are within standard package specifications.
Q: Are there differences in physical dimensions between these parts?
A: Minor dimensional variations exist within standard tolerances. The 08055A511KAT2A measures 2.01mm x 1.25mm x 0.94mm maximum, while the C0805C511K5GAC7800 measures 2.00mm x 1.25mm x 0.88mm maximum. These differences do not affect PCB footprint compatibility or reflow soldering processes.
Q: Do both parts meet the same compliance requirements?
A: Yes. Both parts are ROHS3 compliant, REACH Unaffected, and carry Moisture Sensitivity Level 1 (Unlimited) ratings. Regulatory and environmental compliance is equivalent.
Q: What is the significance of the C0G/NP0 temperature coefficient?
A: C0G and NP0 designations indicate zero temperature coefficient, meaning capacitance remains stable across the -55°C to 125°C operating range. This specification is identical for both parts and is critical for applications requiring stable capacitance performance across temperature variations.
Q: Can these parts be used interchangeably in production?
A: Yes, from an electrical and mechanical standpoint. Both parts are Active status products with identical functional specifications. Production changeover considerations should address supply chain logistics and inventory management rather than technical compatibility.
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