ALS70A122DF450

Series:	ALS70
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Capacitance:	1200µF
Tolerance:	±20%
Voltage - Rated:	450V
ESR (Equivalent Series Resistance):	146 mOhm @ 100Hz
Lifetime @ Temp.:	11000 Hrs @ 85°C
Operating Temperature:	-40°C ~ 85°C
Polarization:	Polar
Ratings:	--
Applications:	General Purpose
Ripple Current @ Low Frequency:	5.3A @ 100Hz
Ripple Current @ High Frequency:	10.6A @ 10kHz
Impedance:	93 mOhms
Lead Spacing:	0.504" (12.80mm)
Size / Dimension:	1.417" Dia (36.00mm)
Height - Seated (Max):	4.213" (107.00mm)
Surface Mount Land Size:	--
Mounting Type:	Chassis Mount
Package / Case:	Radial, Can - Screw Terminals

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Aluminum Electrolytic CapacitorsAluminum electrolytic capacitors are widely used in a variety of electronic applications due to their large capacitance and relatively small size. This type of capacitor consists of a porous anode and cathode, separated by an electrolyte. An electric field is created between the two electrodes and energy is stored by the formation of an oxide layer on the anode. With its low ESR (Equivalent Series Resistance), this design of capacitor is commonly used in the fields of power supply, motor drive, industrial control, instrumentation, medical electronics, automotive electronics and lighting.The ALS70A122DF450 is an aluminum electrolytic capacitor that is designed for applications with a wide operating temperature range of -40°C to 105°C. This capacitor has extremely low ESR and high ripple current, which makes it suitable for applications such as frequency converters, LED driver, solar power inverters, automotive electronics, and motor drive.The design of the ALS70A122DF450 consists of a sealed can with polarizing pin and round shaped aluminum case. The terminal is marked with polarity to ensure that the correct voltage is applied across the electrolyte. The cap has a long life and is able to withstand a maximum rated voltage of 450V. The ESR of this capacitor is 0.02Ohm and it is able to hold 25000 hours of useful life at an ambient temperature of 105°C.The working principle of this aluminum electrolytic capacitor is similar to any other capacitor. When a voltage source is connected across the capacitor terminals, a current, called the rectified current, flows through the electrolyte and causes a layer of oxide to form on the anode. This layer of oxide is the main component of the capacitance and is responsible for its high capacitance per volume. The anode and electrode are then separated by this layer of oxide and electronic charge is stored in electrostatic form between them. This stored energy is then released in the form of pulsations of voltage when the polarizing voltage is discharged from the terminals.The construction of the ALS70A122DF450 makes it an ideal choice for applications that require high capacitance, excellent ripple current performance, and a wide operating temperature range. Its low ESR makes it suitable for applications in motor drives, power supplies, industrial controls, medical electronics, automotive electronics, and lighting. It can also be used in solar power inverters, frequency converters, and LED drivers. Moreover, its long life and low leakage current make it appealing in high-end applications that require excellent reliability.In conclusion, the ALS70A122DF450 aluminum electrolytic capacitor is a versatile and reliable device that is ideal for applications that require high capacitance, excellent ripple current performance, and high stability over a wide range of operating temperatures. It has low ESR and high ripple current performance, which makes it suitable for applications such as motor drives, power supplies, industrial controls, medical electronics, automotive electronics, and lighting. Furthermore, its long life and low leakage current make it appealing for high-end applications that require excellent reliability.

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