LP5569 Nine-Channel I2C RGB LED Driver With Engine Control and Charge Pump

1 Features 1• Supply Voltage Range: 2.5 V–5.5 V • Nine High-Accuracy Current Sinks – 25.5 mA Maximum per Channel – 8-Bit Individual Current Control – 12-Bit 20-kHz Internal Individual PWM Control Without Audio Noise • Three Programmable LED Engines – Independent Illumination Control Withou

文件：2.10134 Mbytes 页数：93 Pages

TI

德州仪器

Nine-Channel I2C RGB LED Driver With Engine Control and Charge Pump

文件：983.05 Kbytes 页数：86 Pages

TI

德州仪器

Nine-Channel I2C RGB LED Driver With Engine Control and Charge Pump

文件：2.52587 Mbytes 页数：93 Pages

TI

德州仪器

带引擎控制和电荷泵的九通道 I2C RGB LED 驱动器

LP5569 器件是一款可编程、易于使用的 9 通道 I2C LED 驱动器，用于为各种 应用制造灯光效果。LED 驱动器配备了一个用于存储用户编程的序列的内部 SRAM 存储器，以及三个允许在无处理器控制的情况下运行的可编程 LED Engines。将处理器置于睡眠模式时，自主运行可以降低系统功耗。\n\n高效电荷泵支持通过高 VF（甚至通过 2.5V 输入电压）驱动 LED。LP5569 LED 驱动器可以根据 LED 正向电压要求自主选择最佳的电荷泵增益，从而在宽工作电压范围内保持高效率。\n\n当 LED 未激活时，LP5569 器件进入省电模式，从而显著降低空闲电流消耗。灵活的数字接 • 电源电压范围：2.5V–5.5V\n• 每个通道最大 25.5mA\n• 12 位 20kHz 内部单独 PWM 控制（无音频噪声）\n• 三个可编程 LED Engines \n• 在多个器件之间实现同步\n• 与 LP5523 和 LP55231 器件兼容的命令集\n• 灵活的调光控制 \n• PWM 直接输入调光\n• 用于通过低电池电压驱动高 VF LED 的自适应高效电荷泵控制\n• 2µA 低待机电流，在自动省电模式下为 10µA（当 LED 不活动时）\n• POR、UVLO 和 TSD 保护;

TI

德州仪器

LP5569 Nine-Channel I2C RGB LED Driver With Engine Control and Charge Pump

1 Features 1• Supply Voltage Range: 2.5 V–5.5 V • Nine High-Accuracy Current Sinks – 25.5 mA Maximum per Channel – 8-Bit Individual Current Control – 12-Bit 20-kHz Internal Individual PWM Control Without Audio Noise • Three Programmable LED Engines – Independent Illumination Control Withou

文件：2.10134 Mbytes 页数：93 Pages

TI

德州仪器

丝印：5569A；Package：WQFN(RTW)；LP5569 Nine-Channel I2C RGB LED Driver With Engine Control and Charge Pump

1 Features 1• Supply Voltage Range: 2.5 V–5.5 V • Nine High-Accuracy Current Sinks – 25.5 mA Maximum per Channel – 8-Bit Individual Current Control – 12-Bit 20-kHz Internal Individual PWM Control Without Audio Noise • Three Programmable LED Engines – Independent Illumination Control Withou

文件：2.10134 Mbytes 页数：93 Pages

TI

德州仪器

丝印：5569A；Package：WQFN(RTW)；LP5569 Nine-Channel I2C RGB LED Driver With Engine Control and Charge Pump

1 Features 1• Supply Voltage Range: 2.5 V–5.5 V • Nine High-Accuracy Current Sinks – 25.5 mA Maximum per Channel – 8-Bit Individual Current Control – 12-Bit 20-kHz Internal Individual PWM Control Without Audio Noise • Three Programmable LED Engines – Independent Illumination Control Withou

文件：2.10134 Mbytes 页数：93 Pages

TI

德州仪器

丝印：5569A；Package：WQFN(RTW)；LP5569 Nine-Channel I2C RGB LED Driver With Engine Control and Charge Pump

1 Features 1• Supply Voltage Range: 2.5 V–5.5 V • Nine High-Accuracy Current Sinks – 25.5 mA Maximum per Channel – 8-Bit Individual Current Control – 12-Bit 20-kHz Internal Individual PWM Control Without Audio Noise • Three Programmable LED Engines – Independent Illumination Control Withou

文件：2.10134 Mbytes 页数：93 Pages

TI

德州仪器

丝印：5569A；Package：WQFN(RTW)；LP5569 Nine-Channel I2C RGB LED Driver With Engine Control and Charge Pump

1 Features 1• Supply Voltage Range: 2.5 V–5.5 V • Nine High-Accuracy Current Sinks – 25.5 mA Maximum per Channel – 8-Bit Individual Current Control – 12-Bit 20-kHz Internal Individual PWM Control Without Audio Noise • Three Programmable LED Engines – Independent Illumination Control Withou

文件：2.10134 Mbytes 页数：93 Pages

TI

德州仪器

丝印：5569；Package：WQFN(RTW)；LP5569 Nine-Channel I2C RGB LED Driver With Engine Control and Charge Pump

1 Features 1• Supply Voltage Range: 2.5 V–5.5 V • Nine High-Accuracy Current Sinks – 25.5 mA Maximum per Channel – 8-Bit Individual Current Control – 12-Bit 20-kHz Internal Individual PWM Control Without Audio Noise • Three Programmable LED Engines – Independent Illumination Control Withou

文件：2.10134 Mbytes 页数：93 Pages

TI

德州仪器