| Allicdata Part #: | T540D687M2R5AH87057280-ND |
| Manufacturer Part#: |
T540D687M2R5AH87057280 |
| Price: | $ 5.73 |
| Product Category: | Capacitors |
| Manufacturer: | KEMET |
| Short Description: | CAP TANT POLY 680UF 2.5V 2917 |
| More Detail: | 680µF Molded Tantalum Polymer Capacitor 2.5V 2917 ... |
| DataSheet: |  T540D687M2R5AH87057280 Datasheet/PDF |
| Quantity: | 1000 |
| Moisture Sensitivity Level (MSL): | 3 (168 Hours) |
| Lead Free Status / RoHS Status: | Contains lead / RoHS non-compliant |
| 2500 +: | $ 5.20695 |
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: | ±20% |
| Capacitance: | 680µF |
| 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 a type of capacitors that are designed with a positive electrode and are built using sections of tantalum. These capacitors are characteristically built in smaller packages, providing a high level of performance and reliability. Tantalum - Polymer Capacitors offer various advantages over traditional and film capacitors, such as higher electrical stability, higher energy density, lower parasitic and cost-effectiveness. This article will discuss the application field and working principle of the T540D687M2R5AH87057280 capacitors.T540D687M2R5AH87057280 capacitors are mainly used in the power electronics applications, including switching regulators, UPS, inverters, and motor drives. These capacitors are also used in voltage converter applications, synchronous rectifier and high frequency circuits. The application fields of these capacitors can be further classified into the following: Communication and networking, Automotive and Industrial Robotics, Power Supplies, Audio and Video, and Entertainment Components.The working principle of the T540D687M2R5AH87057280 capacitors is based on the principles of electrostatic and dielectric effects. This means that the energy stored in the capacitor is proportional to the thickness of the dielectric material, and the capacitance of the capacitor can be determined by measuring the total energy stored, measured by current. The basic structure of these capacitors includes a metallic (tantalum) electrode and a dielectric material coupled to it. The electrode is generally in the form of a slurry that is composed of particles of the electrolyte, combined with the dielectric material.When an AC voltage is applied to the capacitor, the metallic electrode forms an electric field that is transmitted through the dielectric material. This means that a capacitive current will flow between the electrodes, in a closed-loop. The current flow is proportional to the capacitance of the capacitor, and can be calculated using Ohm\'s law. In addition to the AC operation, the T540D687M2R5AH87057280 capacitors are also designed to function in a DC-only form. The operation is similar to the AC application, however, it is based on the principles of Faraday’s law of induction. The electric current generated in this application is proportional to the difference in the electric field between the two electrodes and is consequently proportional to the capacitance of the capacitor. The design of the T540D687M2R5AH87057280 capacitors is unique in that the dielectric material is composed of a combination of both polymer and tantalum material. This ensures that the capacitors have a higher level of reliability and great life expectancy, allowing for more efficient power transfer. In addition, the structure of the capacitors eliminates the need for a ground connection, which makes them easier to install and less costly to maintain.In conclusion, the T540D687M2R5AH87057280 capacitors are designed to provide higher level of performance and reliability, with their application fields and working principles discussed in this article. These capacitors are mainly used in power electronics and their application fields, while they also offer good performance in audio and video field. Through their use of a combination of polymer and tantalum material, these capacitors ensure higher reliability and life expectancy, and eliminate the need for a ground connection to be installed.
The specific data is subject to PDF, and the above content is for reference
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| T540B686M004BH85107280 | KEMET | 3.8 $ | 1000 | CAP TANT POLY 68UF 4V 141... |
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