12105C124KAT2A vs VJ1206Y101JBCAT4X
| Part Number |
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| Category | Ceramic Capacitors | Ceramic Capacitors |
| Manufacturer | KYOCERA AVX | Vishay Vitramon |
| Description | CAP CER 0.12UF 50V X7R 1210 | CAP CER 100PF 200V X7R 1206 |
| Package | Tape & Reel (TR) | 1206 (3216 Metric) |
| Series | - | VJ OMD |
| Features | - | Soft Termination, High Voltage |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C |
| Mounting Type | Surface Mount, MLCC | Surface Mount, MLCC |
| Package / Case | 1210 (3225 Metric) | 1206 (3216 Metric) |
| Applications | General Purpose | Boardflex Sensitive |
| Tolerance | ±10% | ±5% |
| Temperature Coefficient | X7R | X7R |
| Size / Dimension | 0.126" L x 0.098" W (3.20mm x 2.50mm) | 0.132" L x 0.063" W (3.35mm x 1.60mm) |
| Voltage - Rated | 50V | 200V |
| Lead Spacing | - | - |
| Thickness (Max) | 0.037\" (0.94mm) | 0.067" (1.70mm) |
| Ratings | - | - |
| Height - Seated (Max) | - | - |
| Capacitance | 0.12 µF | 100pF |
| Lead Style | - | - |
| Failure Rate | - | - |
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1. Why are ceramic capacitors better?
Small size: suitable for high-density circuit board design.
Good temperature resistance: can work over a wide temperature range.
High reliability: no electrolyte, so it is not easy to age.
Good frequency response: suitable for high-frequency applications.
Low ESR: low equivalent series resistance, which helps to improve efficiency. -
2. Can I replace film capacitors with ceramic capacitors?
In many cases, ceramic capacitors can be used to replace film capacitors, especially when smaller size and lower cost are required. However, it is important to note that ceramic capacitors may have different temperature coefficients and self-healing characteristics, which may affect performance in a specific application.
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3. 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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4. 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.

