笔记本电脑的功率调节系统
Notebook and palmtop systems need a multiplicity ofregulated voltages developed from a single battery. Smallsize, light weight, and high ef...
Notebook and palmtop systems need a multiplicity ofregulated voltages developed from a single battery. Smallsize, light weight, and high ef...
为了改变目前电网现场作业管理的变电巡检、变电检修试验、输电线路巡检检修等管理系统各自独立运行,信息不能共享,功能、效率受限,建设和维护成本高的现状,提出了采用B/S+C/S构架模式,将各现场作业管理模块和生产MIS(管理系统)集成为一体的现场作业管理系统的设计方案,做到各子系统和生产MIS软硬资源共...
When a system designer specifies a nonisolated dc/dc powermodule, considering the needed input voltage range isequally as important as considering the...
Features: High efficiency, high reliability, low cost AC input range selected by switch 100% full load burn-in test Prot...
The P89LPC912/913/914 are single-chip microcontrollers in low-cost 14-pin packages, based on a high performance processor architecture that executes i...