M39003/03-4046/HSD

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Tantalum capacitors are a type of electrolytic capacitors, famous for their highly reliable performance and general stability. The M39003/03-4046/HSD is a tantalum-based chip capacitor used in small electronic applications, and is known for its fuse-like technology providing current ignition protection. This application and working principle will be looked at in more detail below.

The M39003/03-4046/HSD chip capacitor is mainly used as a direct-current or low frequency, high voltage capacitor. It is designed to provide high-voltage storage in charge and hold circuits, as well as pulse-type circuits. The capacitor is an internal protector device, with a high dielectric strength allowing it to perform in higher temperature circuits. The thin-film technology allows it to offer a low ESR feature.

In terms of construction, the M39003/03-4046/HSD is made of a ceramic substrate with a tantalum layer sandwiched between two electrodes. It features surface-mount technology, a through-hole mounting option, as well as a crimp-style lead frame for assembly. It has a minimum operating temperature of ‒55° C and a maximum operating temperature of 85° C, with a typical capacitance range of 0.1µF to 2.2µF.

The main application of this component is in low frequency, high voltage circuits. It is also widely used in charge pumps, high voltage control, and pulse-type circuits. While its primary application lies in these fields, it can also be used with other components to provide an increased functionality in devices.

The M39003/03-4046/HSD operates on a simple yet effective principle. It has a ceramic dielectric with a tantalum layer between two electrodes. This ceramic dielectric is a non-conducting material, allowing the capacitor to store the electrical charge. The two electrodes act as the power source, and when a voltage is applied, electrons flow from one electrode to the other. The presence of the dielectric layer prevents the charge from rapidly dissipating, so the capacitor can store the charge for a longer period of time.

In addition to its primary application of electric charge storage, the M39003/03-4046/HSD also has an additional feature that provides current ignition protection. The capacitor includes a fuse-like technology, where an in-line fuse is connected across the power lines. When a higher-than-normal current is applied, the fuse ignites and breaks the current flow, preventing any further damage from occurring. This adds an extra level of protection when using this chip capacitor in high voltage or Pulse type circuits.

In conclusion, the M39003/03-4046/HSD is a tantalum-based chip capacitor used in small electronic applications. It is mainly used as a direct-current or low frequency, high voltage capacitor for applications such as charge pumps, high voltage control, and pulse-type circuits. The component operates on a simple principle, with a ceramic dielectric with a tantalum layer between two electrodes. In addition, it also features a fuse-like technology for current ignition protection and increased safety.

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