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RT9297 是用于为 AM-TFT LCD 屏供电的高性能升压型 DC/DC 转换器。RT9297 所采用的 Boost 架构转换器使用了电流控制模式,工作频率是恒定的,脉宽调制电路及其驱动的功率 MOSFET 都被集成在单一芯片中,在获得高效率的同时还具有极快的瞬态响应能力。RT9297 的封装是 WDFN-10L 3x3。
效率高达90%
输出电压可调范围:VDD~24V
输入电压范围:2.6V~5.5V
输入电压过低时会被锁定
可通过单一引脚选定不同的工作频率: 640kHz/1.2MHz
可调软启动
小型10引脚 WDFN 封装
符合 RoHS 规范,不含卤素
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