BCM：电感电流连续工作模式（周期结束时电感电流刚好降为0） 看电感电流是否连续可以从每个周期的电感电流是否从0开始来判断。 这两种电路本质解释就是电压发生变化的电路。但是官方名称又叫单管不隔离直流变化。 单管：续流二极管。作用：续流。

The theory of buck-boost converter operation. How to build buck-boost converters using the SLG47105. Discover real-life examples where these devices can be used. DC-DC converters are widely used to ...

"做电源设计时，你是否遇到过这些场景？ 输入电压波动大，传统Buck或Boost无法覆盖。 既要升压又要降压，被迫使用两个电路级联。 效率低、成本高、PCB面积不够... 今天介绍的四开关Buck-Boost拓扑，只需1个电感+4个MOS管，完美解决所有问题！"--结尾有 ...

Power supply circuits come in the form of voltage step-up (boost) or the more common step-down (buck) DC/DC converter. Many of today’s applications require multiple voltage rails to drive a variety of ...

The widespread usage of powerful energy accumulators (batteries and supercapacitors) is leading to improvements in current management. A bidirectional DC/DC converter can prolong the battery’s life ...

Linear Technology’s LTC3119 is an efficient, monolithic buck-boost converter that operates with inputs from 2.5 to 18 V (Fig. 1), making it well-suited to operate from one- to four-cell Li-ion ...

A high-efficiency buck-boost DC-DC converter was developed by the research team headed by Prof. CHENG Lin from the School of Microelectronics at the University of Science and Technology of China (USTC ...