This website stores cookies on your computer. These cookies are used to collect information about how you interact with our website and allow us to remember you. We use this information in order to improve and customize your browsing experience and for analytics and metrics about our visitors both on this website and other media. To find out more about the cookies we use, see our Cookie Statement. If you decline, your information won’t be tracked when you visit this website. A single cookie will be used in your browser to remember your preference not to be tracked. Find out more here.
RT9367C 是用于手机背光和摄像头应用的集成化电源解决方案,其中集成了一个电荷泵 LED 驱动器和两个低压差线性稳压器,通过将其 ENA 端拉低可使其进入关机状态。RT9367C 的 LED 驱动部分由电荷泵和使电流一致的恒流源组成,可以驱动4只 LED ,每只 LED 的电流可达 25mA 。它通过采用 x1/x1.5/x2 等不同的电荷泵工作模式和低压差电流源维持高 LED 驱动效率,用户可通过 I2C 接口对内部的5位 DAC 进行控制以实现32级电流调节,最终实现亮度控制。RT9367C 还包含了两个低噪声、低压差的线性稳压器,每个的输出电流能力可达 300mA ,其输出电压可通过 I2C 接口进行设定,其电压设定范围为 1.1V~3.3V,输出电压精度可达3%。在 300mA 负载电流下,稳压器的最小压降可达 250mV 。这些稳压器具有电流限制和输出短路热折回保护功能。
订阅接收最新产品讯息 (请先登入)
.
Please check your email box and click validation url.