Latest news about Current Logic’s DC-DC Converters
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Special requirements for DC-DC Converter with inductive load
An inductive load refers to a load in an electrical circuit that incorporates inductive components, such as transformers or autotransformers. Unlike capacitive loads, inductive loads exhibit hysteresis characteristics, leading to changes in their impedance with frequency. This unique nature of inductive loads necessitates specific requirements for the power supply providing them energy. This article will…
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The DC-DC Converter may be damaged if it is not powered on for a long time
An electrolytic capacitor is a commonly used electronic component that consists of two conductive foils (aluminum or tantalum) with an insulating medium (usually an oxide film or polypropylene film) sandwiched between them. Its primary functions are charge storage and filtering. Principle of Operation: The working principle of electrolytic capacitors is based on ion conduction. When…
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How to reduce the ripple of DC-DC converter
Switching Tube Selection: Choose an appropriate switching tube with high switching frequency, large duty cycle, and low conduction loss to minimize ripple. Optimize Inductance and Capacitance Components: Use inductors with low resistivity and high saturation current, and capacitors with low dielectric constant and high volume permittivity to effectively suppress ripple. Multi-Stage Filtering: Employ a multi-stage…
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Mainstream DC-DC Converter Types
A DC-DC converter is an electronic device used to convert one DC voltage to another. It finds widespread application in various electronic devices like mobile phones, laptops, and electric vehicles. When designing a DC-DC converter, multiple factors such as input/output voltage, power, efficiency, and temperature range must be considered. Here, we will introduce mainstream design…
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What is the soft start of DC-DC converter
A DC-DC converter is an electronic device commonly used in computers, mobile phones, tablets, and automobiles to convert one DC voltage to another. These converters play a crucial role in achieving high efficiency, reliability, and low noise performance. To meet these requirements, soft-start technology is widely employed in DC-DC converters. This article aims to explain…
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Heat Dissipation of DC-DC Converter
DC-DC Converters, widely utilized in electronic equipment, often face heat dissipation challenges. Various methods are employed for heat dissipation in module power supplies, including natural cooling, liquid cooling, heat pipe heat dissipation, and air cooling. This article will provide a detailed introduction to the characteristics, advantages, and disadvantages of DC-DC convertor cooling methods. Natural Cooling:…
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Why high voltage input or output DC-DC Converter cannot use non-isolated design
A high-voltage DC-DC Converter refers to a converter with input or output voltage higher than 100V, commonly used in fields such as electronic equipment, medical devices, and industrial automation. Due to the inherent dangers of high voltage, safety considerations are crucial when using high-voltage power supplies. To ensure both safety and stability, only isolated power…
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Advantages of Non-isolated DC-DC Converter
DC-DC converters are crucial components in electronic devices as they convert input DC power into the required DC power for the equipment. Isolated and non-isolated power modules are two commonly used types. Despite isolated power modules offering advantages in terms of safety and stability, non-isolated power modules have their unique benefits, including higher efficiency. Working…
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Isolated and Non-isolated DC-DC Converters
DC-DC converters can be categorized into two types based on their working principles and design structures: isolated type and non-isolated type. Isolated DC-DC Converter: An isolated DC-DC converter incorporates an isolation transformer in the circuit to achieve electrical isolation between the input and output. This type of switching power supply exhibits the following characteristics: Enhanced…
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How to optimize the EMC performance of DC-DC Converter
EMC (Electromagnetic Compatibility) is crucial for ensuring the stability and reliability of a power supply system. It refers to the ability of a device or system to function properly in a specific electromagnetic environment without causing interference to other devices or systems. Optimizing the EMC performance of the power supply output involves understanding basic concepts…