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Proper battery design contributes to CO2 reduction

기사입력2022.01.17 18:43

Building low-power, high-efficiency solutions, battery design is key
Low operating current, low EMI, maintain system power ↑

Proper battery design in industrial and automotive solutions can ultimately increase battery life and service life, contributing to greenhouse gas reduction.

According to the electronics industry, batteries are widely used in industrial products these days, and the most important thing in order to improve power efficiency is the correct battery selection and design, as well as the use of related components to optimize power efficiency.

Industry insiders say one of the most difficult tasks when designing battery-powered applications is building a low-power, high-efficiency solution while maintaining the system power budget. To do this, you must first consider whether you have a power source that can charge the batteries, determine which rechargeable and non-rechargeable batteries are needed, calculate the power budget, and check the battery life.

He also said that calculating battery life and choosing the right battery can improve power efficiency.

This same design solution is also being used in electric vehicles.

For example, when designing an electric vehicle, appropriate battery design is important to increase fuel efficiency. However, installing too many batteries can actually decrease fuel efficiency due to increased vehicle weight. In addition, if the number of batteries installed is insufficient, the power supply is insufficient and fuel efficiency decreases. Therefore, the optimal weight distribution for improving fuel efficiency must be found first.

Additionally, maintaining low quiescent current technology and low EMI is key to extending battery life and product life without compromising system performance. />
Among battery usage patterns, a significant amount of time is spent in standby mode. In order to achieve high battery efficiency in standby mode, a power solution that strictly manages power output while maintaining extremely low current is required. To this end, the industry is releasing many products that achieve low levels of continuous power, fast response times, and ultra-low quiescent current by reducing form factor size.

Low EMI through design simplification is also important.

Complex circuit designs and layouts are susceptible to EMI interference, which can generate excessive voltages.

This calls for a high-efficiency DC-DC converter that meets stringent airflow requirements based on a simple circuit design, as well as a product with distributed spectrum capabilities that significantly reduce peak EMI levels.

“Accurately identifying the purpose of the application you are designing for, designing to minimize power consumption, and using components optimized for power consumption are ways to reduce power consumption and ultimately greenhouse gas emissions,” said an electronics component industry insider.

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Microchip Technology Inc. / 김기범 수석