UPW1H681MHD1TO Capacitors

Polarization:	Polar
Package / Case:	Radial, Can
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	1.063" (27.00mm)
Size / Dimension:	0.492" Dia (12.50mm)
Lead Spacing:	0.197" (5.00mm)
Impedance:	50 mOhms
Ripple Current @ High Frequency:	1.84A @ 100kHz
Ripple Current @ Low Frequency:	1.38A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	UPW
Operating Temperature:	-55°C ~ 105°C
Lifetime @ Temp.:	7000 Hrs @ 105°C
ESR (Equivalent Series Resistance):	--
Voltage - Rated:	50V
Tolerance:	±20%
Capacitance:	680µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Box (TB)

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Aluminum Electrolytic CapacitorsAluminum electrolytic capacitors are widely used in electronic circuits for bypass, coupling, decoupling, filtering, voltage dividing, timing, energy extraction, etc. UPW1H681MHD1TO aluminum electrolytic capacitor is a type of aluminum electrolytic capacitor mainly used in applications where a high-temperature stability and long life are required.Working PrincipleA standard electrolytic capacitor consists of two aluminum plates separated by a paper or film dielectric layer. The aluminum plates are electro-chemically etched to form a rough, highly etched, corrugated surface. This corrugated surface allows the majority of the capacitor’s total volume to be filled with electrolyte, a solution of water and a solvent. In the case of the UPW1H681MHD1TO, the electrolyte is an anodized aluminum oxide gel, though other electrolytes are used in other types of electrolytic capacitors.At the ends of the capacitor, a pair of metal end caps are attached to the aluminum plates. The end caps are electrically connected to the capacitor’s terminals, and the metal plate inside of the end caps is electrically connected to the power source. When a voltage is applied across the terminals, a current passes through the electrolyte, and a capacitor stores the resulting electric charge in the form of electrical energy.ApplicationsThe UPW1H681MHD1TO aluminum electrolytic capacitor is a type of capacitor designed for use in high-temperature applications or to provide long life in standard room temperature applications. It is typically used in power supplies, solar inverters, and medical devices. The UPW1H681MHD1TO also features a low ESR rating and excellent ripple current capabilities, making it a good choice for filtering sensitive electronic circuits. Additionally, the UPW1H681MHD1TO has a high maximum operating temperature of 105°C, giving it excellent heat dissipation capabilities, and it is compliant with the JEDEC standard, making it ideal for applications in computers, TVs, and other consumer electronics.ConclusionThe UPW1H681MHD1TO aluminum electrolytic capacitor is an excellent choice for use in high-temperature applications where long life and high ripple current capabilities are required. Its anodized aluminum oxide electrolyte provides excellent properties for filtering sensitive electronic circuits, while its high maximum operating temperature and compliance with the JEDEC standard make it ideal for consumer electronics. Additionally, its low ESR rating makes it well-suited for use in power supplies and solar inverters.

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