0603J1000121KXR vs 0603J0630471KXR
| Part Number |
|
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| Category | Ceramic Capacitors | Ceramic Capacitors |
| Manufacturer | Knowles Syfer | Knowles Syfer |
| Description | CAP CER 120PF 100V X7R 0603 | CAP CER 470PF 63V X7R 0603 |
| Package | 0603 (1608 Metric) | 0603 (1608 Metric) |
| Series | - | - |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Mounting Type | Surface Mount, MLCC | Surface Mount, MLCC |
| Package / Case | 0603 (1608 Metric) | 0603 (1608 Metric) |
| Applications | General Purpose | General Purpose |
| Tolerance | ±10% | ±10% |
| Temperature Coefficient | X7R (2R1) | X7R (2R1) |
| Size / Dimension | 0.063" L x 0.032" W (1.60mm x 0.80mm) | 0.063" L x 0.032" W (1.60mm x 0.80mm) |
| Voltage - Rated | 100V | 63V |
| Thickness (Max) | 0.032" (0.80mm) | 0.032" (0.80mm) |
| Capacitance | 120pF | 470pF |
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1. 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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2. Can ceramic capacitors be used in AC?
Ceramic capacitors are well suited for AC circuits because they have good frequency response characteristics and low losses.
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3. Can I replace ceramic capacitors with film capacitors?
Film capacitors can be used to replace ceramic capacitors in some application scenarios, especially when better temperature stability and lower losses are required.
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4. Do ceramic capacitors have a shelf life?
Ceramic capacitors themselves do not have a strict shelf life, but after long-term storage, testing is recommended to confirm their performance.

