MMWA05W4K Allicdata Electronics
Allicdata Part #:

MMWA05W4K-ND

Manufacturer Part#:

MMWA05W4K

Price: $ 0.00
Product Category:

Capacitors

Manufacturer: Cornell Dubilier Electronics (CDE)
Short Description: CAP FILM 4UF 10% 50VDC AXIAL
More Detail: 4µF Film Capacitor 35V 50V Polyester, Metallized A...
DataSheet: MMWA05W4K datasheetMMWA05W4K Datasheet/PDF
Quantity: 1000
Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
1 +: 0.00000
Stock 1000Can Ship Immediately
$ 0
Specifications
Series: MMWA
Packaging: Bulk 
Lead Free Status / RoHS Status: --
Part Status: Obsolete
Moisture Sensitivity Level (MSL): --
Capacitance: 4µF
Tolerance: ±10%
Voltage Rating - AC: 35V
Voltage Rating - DC: 50V
Dielectric Material: Polyester, Metallized
Operating Temperature: -55°C ~ 125°C
Mounting Type: Through Hole
Package / Case: Axial
Size / Dimension: 0.504" Dia x 1.374" L (12.80mm x 34.90mm)
Height - Seated (Max): --
Termination: PC Pins
Lead Spacing: --
Applications: General Purpose
Ratings: --
Features: --
Description

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Application Field & Working Principle of MMWA05W4K Film Capacitors

MMWA05W4K is a type of film capacitors, which is made by bonding plastic (polyethylene terephthalate, PET) film with aluminium or aluminium alloy material. It is a non-polarized capacitor with low voltage, high ripple current and low ESR. This type of capacitors is widely used in a variety of applications such as motor control, power supplies, LED lighting, inverter, switching power supply, automotive electronics, etc.Film capacitors are also known as foil capacitors due their construction that consists of two electrodes or foils that sandwich a dielectric film material. The foil material can be either aluminium or tantalum and the dielectric layer can be either polyester (PET) or polypropylene (PP). These types of capacitors offer superior properties when compared to other capacitor technologies.In MMWA05W4K capacitors, the dielectric material is usually polyethylene terephthalate (PET) which provides a good insulation barrier for the electrodes and a high breakdown voltage. The aluminium foil electrodes are connected to a plated steel lead frame and then plastic packing is done. This process creates the basic structure of the capacitor. The capacitance value is then determined by the thickness of the films and dielectric constants.The main working principle of film capacitors is the same as other types of capacitors. When a voltage is applied on the electrodes, it creates an electric field which causes an attraction of negative charges at one electrode and a repulsion of positive charges at the other. Due to this effect, a charge is stored at the two electrodes which creates a potential difference across the capacitor. This voltage is proportional to the amount of charge stored and is referred to as the capacitance.The MMWA05W4K type capacitors have a wide range of applications due to their unique design and features. One of the most common applications is in audio amplifiers where they are used to filter harmonics present in the output waveform. Other applications include voltage suppression, motor control, power supply circuits, LED lighting, inverters, switching power supply, automotive electronics, etc.Due to their low voltage, high ripple current capability and low ESR, these capacitors are also used in high frequency circuit designs. They provide superior characteristics for such circuits due to their superior self-healing ability and stable performance over a wide temperature range.In conclusion, the MMWA05W4K film capacitors are an ideal choice for applications that require high performance in circuit designs with low voltage, high ripple currents and low ESR. They are widely used in various applications like motor control, power supplies, LED lighting, inverter, switching power supply, automotive electronics, etc. and offer superior characteristics due to their self-healing ability and stable performance over a wide temperature range.

The specific data is subject to PDF, and the above content is for reference

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