TPSD477K004R0100

Operating Temperature:	-55°C ~ 125°C
Failure Rate:	--
Features:	General Purpose
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.:	--
Series:	TPS
ESR (Equivalent Series Resistance):	100 mOhm
Type:	Molded
Voltage - Rated:	4V
Tolerance:	±10%
Capacitance:	470µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum Capacitors

Tantalum capacitors, code name TPSD477K004R0100, are components of electronic circuitry functioning as both power and signal filters in a range of industrial and consumer electronic equipment. Although they take on various form factors and come in any number of ratings, they all share the same underlying technology and working principles. This article will explore the application field and working principle of tantalum capacitors. Tantalum capacitors are classified as either wet or dry type capacitors, depending on whether the electrolytic solution involved in the construction technique is in liquid form or powder form. Commonly encountered in signal and power filtering circuits, they possess very large capacitance capabilities and are relatively small in size compared to other capacitor types. This makes them invaluable for miniaturization in many areas of electronics, particularly in portable devices.The main application field of tantalum capacitors is general-purpose power and signal filtering. Designers often use them to filter power on logic and signal circuitry for eliminating noise and other interference. Unlike other capacitor types, these can survive in higher temperatures and still remain small in size, making them ideal for high-precision,portable and low-power applications. Additionally, they are fairly inexpensive when compared to other capacitors.The main working principle of tantalum capacitors is based on oxide-film capacitor principles, where a thin layer of tantalum oxidizes to form a mica-like film on the capacitor\'s surface. This film acts like an insulator,providing a barrier that inhibits the flow of current between the two plates of the capacitor. The capacitance value of any tantalum capacitor is determined by a number of factors, such as the oxide layer, the distance between the plates, and the capacitance of the solution between the two plates.In summary, tantalum capacitors (code name TPSD477K004R0100) are incredibly versatile components in the electronics field. Their ability to tolerate higher temperatures and their miniature size give them a number of advantageous properties in comparison to other capacitors. Working on principles of oxide-film capacitor technology, they are great for general-purpose power and signal filtering, making them key components in consumer and industrial electronic equipment.

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