MAL212877158E3

Polarization:	Polar
Package / Case:	Radial
Mounting Type:	Through Hole
Surface Mount Land Size:	--
Height - Seated (Max):	0.394" (10.00mm)
Size / Dimension:	0.315" L x 0.236" W (8.00mm x 6.00mm)
Lead Spacing:	0.205" (5.20mm)
Impedance:	5.5 Ohms
Ripple Current @ Low Frequency:	25.5mA @ 100Hz
Applications:	General Purpose
Ratings:	--
Series:	128 SAL-RPM
Operating Temperature:	-55°C ~ 85°C
Lifetime @ Temp.:	--
ESR (Equivalent Series Resistance):	135 Ohm @ 100Hz
Voltage - Rated:	40V
Tolerance:	±20%
Capacitance:	1.5µF
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Aluminum Electrolytic Capacitors are electrical storage devices, which function to store electric charges and are usually composed of two metal plates separated by a dielectric material. A MAL212877158E3 is an aluminum electrolytic capacitor and they are commonly used in a wide variety of applications. The MAL212877158E3 is a non-polarized capacitor, which means that, unlike a polarized capacitor, it has no directional polarity and doesnt require a specific orientation when in use. This makes the MAL212877158E3 ideal for certain applications, such as general purpose circuits, switch-mode power supplies, and low power systems.The MAL212877158E3 has a wide operating temperature range of -55°C to +105°C and a rated capacitance of 220 uF with a rated voltage of 25V. This dielectric material is an oxygen-free aluminum electrolyte which is wound into a cylinder shape using helically-shaped aluminum strips. The strips are alternately connected to the two plates to form a spiral cylinder. This unique design allows for the capacitor to hold a large amount of charge within a small package. The main feature of the MAL212877158E3 is its high ripple current ratings, in the range of 13A at 85°C temperature and 16A at 105°C temperature. This is what makes the capacitor popular in applications that require low ESR, high ripple current ratings, and high capacitance. The MAL212877158E3 is also a snap-in capacitor, making it easy to mount and the pins are attached to the capacitor\'s body, which helps to reduce the risk of vibration and thermal shocks.The working principle of the MAL212877158E3 is the same as all electrolytic capacitors. The dielectric material inside the capacitor will become polarized when a voltage is applied across the plates, which results in an electric field in between the plates, allowing electric charges to be stored. The capacitance of the MAL212877158E3 is determined by the area of the plates, thickness of the dielectric material, and the distance between the two plates.The MAL212877158E3 is typically used in DC power supplies, filter circuits, energy smoothing circuits, and as a charge reservoir in power conversion applications. They are especially useful for filtering out unwanted noise and reduce the ripple current in circuits operating at frequencies as high as 1 MHz. Another application of the MAL212877158E3 is in non-inverting buck-boost topologies and flyback converters, where the capacitor works as a charge reservoir and helps to regulate the amount of power delivered from the circuit.Overall, the MAL212877158E3 is an aluminum electrolytic capacitor with a wide array of applications. Its high ripple current ratings, small package size, and snap-in design make it a popular choice for designers looking for a reliable and low-power option for their circuit designs.

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