T540D687K003AH85057610

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:	3V
Tolerance:	±10%
Capacitance:	680µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Tantalum-polymer capacitors are a type of electrolytic capacitor that are constructed with a layer of solid electrons (FSO) and a polymer electrolyte with Ta/OsO4 electrodes. They possess a high level of physical robustness and low Equivalent Series Resistance (ESR). As such, these capacitors are ideally suited for high frequency, high power density applications.The T540D687K003AH85057610 is one of the most widely used types of tantalum-polymer capacitors. It is a surface-mounted device that provides a polarized and high-voltage hold-up with a low and long-term self-discharge rate. This capacitor is ideal for automotive, medical, and other industrial applications due to its extremely small size and wide operating temperature range.The working principle of the T540D687K003AH85057610 capacitor is as follows: during operation, an alternating current (AC) voltage is applied across the terminals of the capacitor, which causes a threshold voltage to be generated. At this threshold, electrons start to be attracted to the anode of the capacitor, leaving the negative charged anode behind and forming a Schottky barrier (additional electrons) at the surface. As the charge builds up inside the device, the single Faradaic capacitor (FSO) layer provides high storage capacity with low equivalent series resistance (ESR). The T540D687K003 AH85057610 capacitor is mainly used in power management applications, such as in switched mode power supplies (SMPS), laptop computers, automotive and lighting applications. Its unique design enables it to provide a low ESR for power applications where charge/discharge cycle times must be very accurate.The capacitor is also ideal for use in high-frequency clock generators, oscillators and filters due to its high self-resonant frequency and low inductance. Its high-frequency switching provides a wide range of advantages, particularly when dealing with reliable data transmission and accurate time measurements.The T540D687K003 AH85057610 capacitor also offers a variety of environmental benefits. As a result of its thin insulation layer and stable dielectric layer, it is considered to be one of the safest options available, providing superior protection against arcing and short-circuiting. In an effort to protect against degradation due to the harsh environment, this capacitor also features a non-flammable construction thanks to its inherently stable and non-flammable electrolyte.In conclusion, the T540D687K003 AH85057610 capacitor is a highly reliable and efficient type of tantalum-polymer capacitor that provides excellent capacitance, low ESR and long-term stability for high-frequency applications. It is an ideal choice for automotive, medical and other industrial applications due to its small size and wide operating temperature range.

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