E37F421CPN822MFB7M

Polarization:	Polar
Package / Case:	Radial, Can - Screw Terminals
Mounting Type:	Chassis Mount
Surface Mount Land Size:	--
Height - Seated (Max):	4.646" (118.00mm)
Size / Dimension:	3.504" Dia (89.00mm)
Lead Spacing:	1.250" (31.75mm)
Ripple Current @ High Frequency:	23.124A @ 10kHz
Ripple Current @ Low Frequency:	22.7A @ 120Hz
Applications:	General Purpose
Ratings:	--
Series:	U37F
Operating Temperature:	-40°C ~ 85°C
Lifetime @ Temp.:	5000 Hrs @ 85°C
ESR (Equivalent Series Resistance):	12 mOhm @ 120Hz
Voltage - Rated:	420V
Tolerance:	±20%
Capacitance:	8200µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors have long been the mainstay of power electronics and other applications where capacitors are required to handle high DC voltages and currents. The E37F421CPN822MFB7M Aluminum Electrolytic Capacitors is one of the most widely used models in this category, and its application field and working principle are worth exploring.The E37F421CPN822MFB7M model is an axial-leaded aluminum electrolytic capacitor, primarily designed for use in power-supply switching circuits, and other applications where high-efficiency and high ripple current are required. It is mainly employed in the energy-saving start-up and steady voltage-output stages of DC power supplies, as well as the low-frequency filtering stages of light loads, air conditioners, e-bikes, robots, and medical electronic equipment. Its wide-range of operating temperature from -40 to +85°C and its standard surge voltage of 10V also make it suitable for other circuits, such as voltage-stabilizing, motor–drive circuits, and AC/DC switching power supplies.At the heart of the E37F421CPN822MFB7M is the electrolyte, a chemical substance, which functions as an ion transfer medium between the capacitor\'s two electrodes. One end of the capacitor is the anode, which is the positively charged electrode made from aluminum foil. The other end is the cathode, which is the negatively charged electrode made of a spiral wire. The electrolytic solution absorbs electrons at the anode, and deposits them at the cathode, thus building up a charge. This continual transferring of charges is what gives a capacitor its capacitance — the ability to store a charge.The polymerized wetting agent employed in the E37F421CPN822MFB7M helps reduce the capacitors\' equivalent series resistance (ESR). This allows the capacitor to discharge and charge its charge at a higher rate than dry electrolytic capacitors, making it ideally suited for high-frequency circuits and high–switching-rate power supplies.The advanced construction of the E37F421CPN822MFB7M also provides excellent heat redistribution and prolonged life-time. Its thicker aluminum foil gives it an extended voltage capacity of up to at least 35V, while its integrated thermal shut-down protection prevents damage due to over-heating. Besides, its greater ESR rate enables the capacitor to hold its charge for a longer period of time, ensuring higher reliability in both the short- and long-term. The E37F421CPN822MFB7M Aluminum Electrolytic Capacitors\' versatility and robust construction make it an ideal choice for any high-efficiency application. From the energy-savings of high-power electrical systems to the steady-output of converters and voltage-stabilizers, their high-capacitance and long-life make them the most reliable power-source in the market.

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