T520B157M003ASE070

Operating Temperature:	-55°C ~ 105°C
Features:	General Purpose
Ratings:	--
Manufacturer Size Code:	B
Lead Spacing:	--
Height - Seated (Max):	0.083" (2.10mm)
Size / Dimension:	0.138" L x 0.110" W (3.50mm x 2.80mm)
Package / Case:	1411 (3528 Metric)
Mounting Type:	Surface Mount
Lifetime @ Temp.:	2000 Hrs @ 105°C
Series:	KO-CAP® T520
ESR (Equivalent Series Resistance):	70 mOhm @ 100kHz
Type:	Molded
Voltage - Rated:	3V
Tolerance:	±20%
Capacitance:	150µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum - Polymer Capacitors are widely used in a variety of electrical and electronic applications due to their long life, low ESR, and high capacitance characteristics. The T520B157M003ASE070 is one example of a tantalum polymer capacitor, and this article will discuss its application fields and working principles in detail. The T520B157M003ASE070 is an AXW case-style capacitor that is constructed with an anodized aluminum inner core and a barrier-layer between the core and the electrolyte. A semiconductive dielectric layer and a protective outer electrode surrounds each of these components, insuring robust and reliable performance in the most demanding conditions. This capacitor is ideal for high-current, high-temperature operating environments and is ideal for use in automotive and industrial electronics, computer, and telecommunications applications. The main benefit of utilizing tantalum-polymer capacitors is their long-life characteristics and low ESR. As the electrodes are composed of an anodized aluminum inner core and a semiconductive core layer, the construction materials are able to better store and release energy at a slower rate during charge and discharge cycles, enabling the capacitor to hold its charge for up to ten times longer than conventional ones. Additionally, the outer electrodes are formed from a protective layer that insures the capacitor is able to withstand extensive the operation in harsh environmental conditions, protecting the internal components from heat, moisture, and vibration. The working principle behind this type of capacitor is very simple. When power is applied across the terminals, a voltage is created between the electrodes, creating an electric field within the capacitor. The electric field causes electrons to flow through the electrolyte and form an electric current, thus storing electrical energy. When the power is rescinded, the stored energy is discharged out of the capacitor and put back into the power supply.The key feature of the T520B157M003ASE070 is its 15,000µF rating, offering a wide range of applications including power supplies, general electronics, frequency filters, and ripple suppressors in automotive and industrial operational environments, where current and temperature are of particular concern. In addition to the capacity rating, this tantalum-polymer capacitor also offers a 6.3V maximum operating voltage, suitable for use in most low-voltage applications. A wide temperature range from -55°C to 85°C (-67°F to 185°F) ensures reliable performance in even the lowest of demanding temperature regimes. Overall, T520B157M003ASE070 is a reliable and cost effective solution for high-current, high-temperature, low-voltage applications that require maximum reliability and performance. Its construction materials and working principle ensure not only a longer life span and lower ESR, but also greater reliability and robust performance in real-world conditions.

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