T491D477K006AT
Solid tantalum capacitors for surface-mount electronic applications
Manufacturer： kemet
series introduction
# Introduction to the T491D477K006AT Product Series
## Overview
The T491D477K006AT belongs to a specialized product series that is likely a type of electronic component, specifically a tantalum capacitor. Tantalum capacitors are widely used in the electronics industry due to their high capacitance per volume, stable performance, and reliability. This particular series offers unique features and specifications that make it suitable for a variety of applications.
## Physical Characteristics
### Dimensions
The T491D477K006AT is designed with a compact form - factor. Its physical size is carefully engineered to fit into modern electronic devices where space is often at a premium. The specific dimensions are optimized to ensure easy integration onto printed circuit boards (PCBs) without taking up excessive space, allowing for more efficient use of the available board area.
### Packaging
It comes in a standardized package that provides protection during handling, storage, and transportation. The package is designed to shield the capacitor from environmental factors such as moisture, dust, and mechanical shock. This helps to maintain the integrity of the component and ensures its long - term performance.
## Electrical Specifications
### Capacitance
The "477" in the product code indicates a capacitance value. In the capacitor naming convention, this translates to a capacitance of 470 μF. This relatively high capacitance value makes the T491D477K006AT suitable for applications that require energy storage, filtering, and decoupling. For example, in power supply circuits, it can store electrical energy and release it when needed to smooth out voltage fluctuations.
### Tolerance
The "K" in the code represents a capacitance tolerance of ±10%. This means that the actual capacitance of the capacitor can vary within 10% of the nominal value (470 μF). A relatively tight tolerance ensures more predictable performance in circuits where precise capacitance values are crucial for proper operation.
### Voltage Rating
The "006" indicates a voltage rating of 6.3V. This means that the capacitor is designed to operate safely at a maximum voltage of 6.3V. It is important to ensure that the voltage across the capacitor in the application does not exceed this rating to prevent damage to the component.
### Temperature Range
The T491D477K006AT is designed to operate within a specific temperature range. It can typically function reliably in temperatures ranging from - 55°C to +125°C. This wide temperature range makes it suitable for use in a variety of environments, from industrial settings where temperatures can be extreme to automotive applications where the components are exposed to varying temperature conditions.
## Performance Features
### Low Equivalent Series Resistance (ESR)
One of the key performance features of the T491D477K006AT is its low ESR. A low ESR value means that the capacitor can handle high - frequency signals more effectively and dissipate less power as heat. This is particularly important in applications such as high - speed digital circuits and switching power supplies, where efficient energy transfer and reduced power losses are essential.
### High Ripple Current Capability
The capacitor has a high ripple current capability, which allows it to handle alternating current (AC) components superimposed on the direct current (DC) voltage. In power supply applications, ripple current is generated due to the switching action of the power converter. The ability of the T491D477K006AT to handle high ripple currents ensures stable operation and reduces the risk of overheating and premature failure.
## Applications
### Consumer Electronics
In smartphones, tablets, and laptops, the T491D477K006AT can be used for power management. It
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T491 Series 7.3L,4.3W
T491 Series 7.3L,4.3W
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