May. 15, 2024
Electrolytic capacitors have long been integral to electronic development, offering a range of capabilities. Despite numerous manufacturers in the market, only a select few provide comprehensive technology and value offerings under one roof.
These capacitors, typically polarized electrochemical variants, boast impressive voltage capacities. However, their overall capacitance falls below that of ultracapacitors. At the heart of an electrolytic capacitor lies the anode metal, featuring a roughened surface crucial for its high specific capacity. To enable high voltage handling, a thin oxidation layer serves as the necessary dielectric.
Applications of Electrolytic Capacitors:
Rectified AC Voltage Screening and Smoothing
Buffering and Intermediate Storage in DC Power Supplies
Uninterruptible Power Supplies
Intermediate Circuitry in Frequency Converters
Energy Storage for Flash Units
Motor Starters (Starting Capacitor)
Loudspeaker Crossovers
Smoothing Pulse-Width Modulation in LEDs, and more.
Today, electrolytic capacitors with substantial capacitance, often in large can types, find utility across diverse applications like electrical systems, power supplies, chargers, and printed circuit boards. These variants cater to specific needs, ranging from high ripple currents and elevated temperatures to demanding service life expectations, such as enduring 10,000 hours at 105°C. Such versatility underscores the pivotal role of temperature and load considerations across all electrolytic capacitor types, particularly in longevity assessments.
This article is provided by JYH HSU (JEC) Electronics. JEC is a research, development, production, and sales-oriented company specializing in manufacturing and selling various electronic components such as capacitors and resistors.
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