摘要：本文介绍了电池充电2级和3级智能电池的计划。电池充电的设计满足了SMBus ™规范。文章还介绍了智能电池充电输入电流限制的重要性。 MAX1645A ， MAX1648 ， MAX1772 2级电池充电器特色。Maxim > App Notes > Battery Management Keywords: battery charger, smart charger, Level 2 charger, Level II charger, Level 3 charger, Level III charger, input current limiting Mar 01, 2001 APPLICATION NOTE 981 Smart Battery-Charging Schemes for Level 2 Chargers are Accurate and Efficient Abstract:This application presents battery-charging schemes for Level 2 and Level 3 smart batteries. The battery-charging designs meet the SMBus specification. The article also explains the importance of input current limiting for smart battery charging. The MAX1645A, MAX1648, and MAX1772 Level 2 battery chargers are featured. The SMBus specification has done a great deal to standardize the interface between portable products, batteries, and chargers. SMBus was defined in 1995, and it has steadily g……