| Allicdata Part #: | T540D477K2R5DH86057280-ND |
| Manufacturer Part#: |
T540D477K2R5DH86057280 |
| Price: | $ 6.91 |
| Product Category: | Capacitors |
| Manufacturer: | KEMET |
| Short Description: | CAP TANT POLY 470UF 2.5V 2917 |
| More Detail: | 470µF Molded Tantalum Polymer Capacitor 2.5V 2917 ... |
| DataSheet: |  T540D477K2R5DH86057280 Datasheet/PDF |
| Quantity: | 1000 |
| Moisture Sensitivity Level (MSL): | 3 (168 Hours) |
| Lead Free Status / RoHS Status: | Contains lead / RoHS non-compliant |
| 2500 +: | $ 6.27705 |
Specifications
| Operating Temperature: | -55°C ~ 125°C |
| Features: | High Reliability |
| Ratings: | COTS |
| Manufacturer Size Code: | D |
| Lead Spacing: | -- |
| Height - Seated (Max): | 0.122" (3.10mm) |
| Size / Dimension: | 0.287" L x 0.169" W (7.30mm x 4.30mm) |
| Package / Case: | 2917 (7343 Metric) |
| Mounting Type: | Surface Mount |
| Lifetime @ Temp.: | 2000 Hrs @ 125°C |
| Series: | KO-CAP® T540 |
| ESR (Equivalent Series Resistance): | 40 mOhm @ 100kHz |
| Type: | Molded |
| Voltage - Rated: | 2.5V |
| Tolerance: | ±10% |
| Capacitance: | 470µF |
| Moisture Sensitivity Level (MSL): | -- |
| Part Status: | Active |
| Lead Free Status / RoHS Status: | -- |
| Packaging: | Tape & Reel (TR) |
Description
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Tantalum-polymer capacitors are gaining in popularity due to their low cost, high capacitance density, and wide operating temperature range. The T540D477K2R5DH86057280 is one such capacitor, which is specifically designed for use in high power applications. This application field and working principle of the T540D477K2R5DH86057280 are outlined here.The T540D477K2R5DH86057280 is designed for use in high-power applications, such as those found in automotive, energy conversion, and automotive electronics. The capacitor is a surface-mountable tantalum-polymer device designed to offer the highest reliability and performance in harsh environments. It has a voltage rating of 450 volts and is capable of dissipating up to 4 watts of power. The capacitor can operate over a wide temperature range of -55°C to 150°C. The capacitor has also been tested and certified to meet RoHS and other international standards.The working principle of a tantalum-polymer capacitor is based on the same principles as other capacitors. However, the main difference lies in the construction. A tantalum-polymer capacitor is built from two layers of metal with a dielectric material (such as a polymer) in between. The two layers act as plates with the dielectric material providing insulation between them. When an electric field is applied, the energy from the field ionizes the molecules of the dielectric material, creating an electric field between the two plates which is the basis of the capacitor.The dielectric material used in the T540D477K2R5DH86057280 is a high-temperature polymer, typically made from polytetrafluoroethylene (PTFE). This allows it to handle high voltages and high temperatures without breaking down. The two metal plates are made of nickel-Titanium (NiTi), which is highly corrosion-resistant and can also handle high temperatures. The plates are also laser-welded together to ensure maximum electrical isolation.The T540D477K2R5DH86057280 has an extremely low equivalent series resistance (ESR), resulting in very low energy loss and high power handling capabilities. The low ESR also contributes to its excellent ripple current and low self-heating capabilities, making it well-suited for high-power applications.In conclusion, the T540D477K2R5DH86057280 is a tantalum-polymer capacitor that is designed for high power applications. It has a high voltage rating, low equivalent series resistance, and is capable of handling high temperatures. The device is highly reliable and meets international standards, making it ideal for automotive, energy conversion, and other high-power electronic applications.
The specific data is subject to PDF, and the above content is for reference
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