LM3535 Multi-Display LED Driver With Ambient Light Sensing and Dynamic Backlight Control Compatibility

1 Features 1• Drives Up to 8 LEDs Each With Up to 25 mA of Diode Current • External PWM Input for Dynamic Backlight Control • Multi-Zone Ambient Light Sensing (ALS) • ALS Interrupt Reporting • Independent On/Off Control for All Current Sinks • 128 Exponential Dimming Steps With 600:1 Dimmi

文件：759.66 Kbytes 页数：36 Pages

TI

德州仪器

Multi-Display LED Driver

文件：1.15279 Mbytes 页数：34 Pages

TI

德州仪器

Multi-Display LED Driver with Ambient Light Sensing and Dynamic Backlight Control Compatibility

文件：734.55 Kbytes 页数：26 Pages

NSC

国半

具有环境光感应和动态背光控制兼容性的多显示屏 LED 驱动器

LM3535 器件是高度集成的 LED 驱动器，能够驱动大型显示屏 应用中的 8 个并联 LED。利用独立的 LED 控制，可以选择 6 个主显示屏 LED 的某个子集以用于局部照明 应用。除一组主要 LED（共 6 个）之外，LM3535 还能够驱动其他 2 个独立受控的 LED 以用于指示灯 应用。\n\nLED 驱动器电流阱分为三个独立的受控组。可以将主要的组配置为驱动多达六个 LED，以用于主手机显示屏。B 组和 C 组用于驱动辅助显示屏、键盘和指示灯 LED。所有 LED 电流源都可以独立打开和关闭，从而灵活地满足不同应用要求。 \n\nLM3535 可提供多区域环境光感应功能，从而 • 驱动多达 8 个 LED，每个 LED 具有高达 25mA 的二极管电流\n• 用于实现动态背光控制的外部 PWM 输入\n• 多区域环境光感应 (ALS)\n• ALS 中断报告\n• 针对所有电流阱进行独立的开/关控制\n• 针对 A 组（多达 6 个 LED）实现 128 个指数调光步进并具有 600:1 的调光比\n• 针对 B 组（多达 3 个 LED）和 D1C（1 个 LED）实现 8 种线性调光状态\n• 可编程自动调光功能\n• 效率高达 90%\n• 精度为 0.55% 的电流匹配\n• 宽输入电压范围（2.7V 至 5.5V）\n• 高电平有效硬件使能;

TI

德州仪器

丝印：3535；Package：DSBGA；LM3535 Multi-Display LED Driver With Ambient Light Sensing and Dynamic Backlight Control Compatibility

1 Features 1• Drives Up to 8 LEDs Each With Up to 25 mA of Diode Current • External PWM Input for Dynamic Backlight Control • Multi-Zone Ambient Light Sensing (ALS) • ALS Interrupt Reporting • Independent On/Off Control for All Current Sinks • 128 Exponential Dimming Steps With 600:1 Dimmi

文件：759.66 Kbytes 页数：36 Pages

TI

德州仪器

丝印：3535；Package：DSBGA；LM3535 Multi-Display LED Driver With Ambient Light Sensing and Dynamic Backlight Control Compatibility

1 Features 1• Drives Up to 8 LEDs Each With Up to 25 mA of Diode Current • External PWM Input for Dynamic Backlight Control • Multi-Zone Ambient Light Sensing (ALS) • ALS Interrupt Reporting • Independent On/Off Control for All Current Sinks • 128 Exponential Dimming Steps With 600:1 Dimmi

文件：759.66 Kbytes 页数：36 Pages

TI

德州仪器

丝印：3535；Package：DSBGA；LM3535 Multi-Display LED Driver With Ambient Light Sensing and Dynamic Backlight Control Compatibility

1 Features 1• Drives Up to 8 LEDs Each With Up to 25 mA of Diode Current • External PWM Input for Dynamic Backlight Control • Multi-Zone Ambient Light Sensing (ALS) • ALS Interrupt Reporting • Independent On/Off Control for All Current Sinks • 128 Exponential Dimming Steps With 600:1 Dimmi

文件：759.66 Kbytes 页数：36 Pages

TI

德州仪器

丝印：3535；Package：DSBGA；LM3535 Multi-Display LED Driver With Ambient Light Sensing and Dynamic Backlight Control Compatibility

1 Features 1• Drives Up to 8 LEDs Each With Up to 25 mA of Diode Current • External PWM Input for Dynamic Backlight Control • Multi-Zone Ambient Light Sensing (ALS) • ALS Interrupt Reporting • Independent On/Off Control for All Current Sinks • 128 Exponential Dimming Steps With 600:1 Dimmi

文件：759.66 Kbytes 页数：36 Pages

TI

德州仪器

丝印：3535；Package：DSBGA；LM3535 Multi-Display LED Driver With Ambient Light Sensing and Dynamic Backlight Control Compatibility

1 Features 1• Drives Up to 8 LEDs Each With Up to 25 mA of Diode Current • External PWM Input for Dynamic Backlight Control • Multi-Zone Ambient Light Sensing (ALS) • ALS Interrupt Reporting • Independent On/Off Control for All Current Sinks • 128 Exponential Dimming Steps With 600:1 Dimmi

文件：759.66 Kbytes 页数：36 Pages

TI

德州仪器

丝印：3535；Package：DSBGA；LM3535 Multi-Display LED Driver With Ambient Light Sensing and Dynamic Backlight Control Compatibility

1 Features 1• Drives Up to 8 LEDs Each With Up to 25 mA of Diode Current • External PWM Input for Dynamic Backlight Control • Multi-Zone Ambient Light Sensing (ALS) • ALS Interrupt Reporting • Independent On/Off Control for All Current Sinks • 128 Exponential Dimming Steps With 600:1 Dimmi

文件：759.66 Kbytes 页数：36 Pages

TI

德州仪器