T540D687K2R5DH8505

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:	±10%
Capacitance:	680µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Tantalum - Polymer CapacitorsTantalum - polymer capacitors, also known as polymer electrolytic capacitors, are an emerging family of capacitors which are becoming increasingly popular in the field of microelectronics and telecommunications. They consist of a high-k dielectric layer made of a solid polymer containing an electrolytic, such as a solution of tantalum pentoxide or formic acid, sandwiched between two thin metal electrodes, usually made of tantalum or aluminum.These capacitors offer many advantages over traditional electrolytic capacitors and other capacitor technologies, such as miniaturization, low ESR values, higher capacitance and improved reliability under varying temperatures and load cycles. They are also much less sensitive to temperature and humidity, making them ideal for use in both consumer electronics and industrial applications.The T540D687K2R5DH8505 is a type of tantalum - polymer capacitor which is specifically designed for low ESR and high capacitance density applications. It features excellent electrical characteristics and a wide capacitance range from 0.1μF to 33μF. Its high capacitance value and low ESR makes it ideal for filtering applications, where it is used to reduce resonance and parasitic oscillations in high-frequency circuits.The T540D687K2R5DH8505 has a maximum operating temperature of +105°C and a minimum operating temperature of -40°C, making it suitable for a wide range of applications from consumer electronics to automotive and industrial applications. It is also ideal for high-temperature environments, such as power distribution networks, where it is used for filtering and bypassing of current and voltage signals.The construction of the capacitor is unique, as the dielectric is composed of a thin polymer film, typically containing an electrolyte, between two plates of conductive material. This ensures high stability of the capacitance value in a wide temperature range and low ESR, resulting in improved power integrity and signal integrity in signal applications.Another unique feature of the T540D687K2R5DH8505 is its hermetically sealed construction, which improves the thermal and mechanical robustness of the capacitor. The hermetically sealed construction also reduces the possibility of contamination and the effects of environmental influences. The capacitor also has a high self-healing capability, reducing the time and costs associated with maintenance and repair.The T540D687K2R5DH8505 is capable of withstanding a wide range of electrical and thermal stresses, making it suitable for use in a variety of different applications. Its small size and low ESR makes it ideal for use in space-constrained designs, such as notebook PCs, mobile phones, tablets and wearable electronics. Its excellent electrical characteristics, combined with its robust construction make it an ideal choice for power electronics applications, such as DC-DC converters.In summary, the T540D687K2R5DH8505 is an ideal choice of tantalum - polymer capacitor for a wide range of applications. Its unique construction, combined with its high capacitance and low ESR make it ideal for filtering and signal integrity applications in consumer electronics and power electronics. Its hermetically sealed construction and high temperature range makes it an excellent choice for automotive and industrial applications.

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