T498A475K010ATE2K9 vs TPSA224K050R7000
| Part Number |
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| Category | Tantalum Capacitors | Tantalum Capacitors |
| Manufacturer | KEMET | KYOCERA AVX |
| Description | CAP TANT 4.7UF 10% 10V 1206 | CAP TANT 0.22UF 10% 50V 1206 |
| Package | Cut Tape (CT) | Tape & Reel (TR) |
| Series | T498 | TPS |
| Type | Molded | Molded |
| Features | Automotive | General Purpose |
| Operating Temperature | -55°C ~ 150°C | -55°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 1206 (3216 Metric) | 1206 (3216 Metric) |
| Tolerance | ±10% | ±10% |
| Size / Dimension | 0.126" L x 0.063" W (3.20mm x 1.60mm) | 0.126" L x 0.063" W (3.20mm x 1.60mm) |
| Voltage - Rated | 10 V | 50 V |
| Lead Spacing | - | - |
| Ratings | AEC-Q200 | - |
| Height - Seated (Max) | 0.063\" (1.60mm) | 0.071\" (1.80mm) |
| Capacitance | 4.7 µF | 0.22 µF |
| ESR (Equivalent Series Resistance) | 2.9Ohm | 7Ohm |
| Lifetime @ Temp. | 2000 Hrs @ 150°C | - |
| Failure Rate | - | - |
| Manufacturer Size Code | A | A |

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1. What is the expected life of tantalum capacitors?
Under normal circumstances, it can range from thousands of hours to tens of thousands of hours, depending on the working conditions and manufacturer specifications.
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2. Why do tantalum capacitors explode?
The main reason is that excessive voltage or current shocks cause internal short circuits, which trigger thermal runaway.
Excessive ambient temperature may also exacerbate this situation. -
3. When to use tantalum capacitors?
When miniaturization, low ESR (equivalent series resistance), and stable operation over a wide temperature range are required.
Suitable for audio processing, communication equipment, computer motherboards and other fields. -
4. What causes tantalum capacitors to burn out?
Common causes include applying a voltage exceeding the maximum allowable value, excessive current, high ambient temperature, and manufacturing defects.

