1206YC274MAT2A vs 251R15S110JV4E
| Part Number |
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| Category | Ceramic Capacitors | Ceramic Capacitors |
| Manufacturer | KYOCERA AVX | Johanson Technology Inc. |
| Description | CAP CER 0.27UF 16V X7R 1206 | CAP CER 11PF 250V NP0 0805 |
| Package | Tape & Reel (TR) | Tape & Reel (TR) |
| Series | - | S |
| Features | - | High Q, Low Loss, Ultra Low ESR |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Mounting Type | Surface Mount, MLCC | Surface Mount, MLCC |
| Package / Case | 1206 (3216 Metric) | 0805 (2012 Metric) |
| Applications | General Purpose | RF, Microwave, High Frequency |
| Tolerance | ±20% | ±5% |
| Temperature Coefficient | X7R | C0G, NP0 |
| Size / Dimension | 0.126" L x 0.063" W (3.20mm x 1.60mm) | 0.080" L x 0.050" W (2.03mm x 1.27mm) |
| Voltage - Rated | 16V | 250V |
| Lead Spacing | - | - |
| Thickness (Max) | 0.037\" (0.94mm) | 0.046\" (1.17mm) |
| Ratings | - | - |
| Height - Seated (Max) | - | - |
| Capacitance | 0.27 µF | 11 pF |
| Lead Style | - | - |
| Failure Rate | - | - |
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1. Is ceramic capacitor AC or DC?
Ceramic capacitors can be used in both AC and DC circuits. They have no polarity, so they can be installed at will.
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2. Do ceramic capacitors deteriorate over time?
While ceramic capacitors are relatively stable, their capacitance value may decrease slightly over time, especially under extreme environmental conditions. However, this change is usually small and will not significantly affect most applications.
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3. Does the orientation of ceramic capacitors matter?
Ceramic capacitors are non-polar, so the mounting orientation does not affect their function.
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4. Why do ceramic capacitors make noise?
Some types of ceramic capacitors (particularly Class 2 ceramic capacitors) produce micro-vibrations when the voltage changes due to their material properties, which in turn cause faint mechanical noise.

