LP5521 Three-Channel RGB, White-LED Driver With Internal Program Memory and Integrated Charge Pump

1 Features 1• Adaptive Charge Pump With 1× and 1.5× Gain Provides Up to 95% LED Drive Efficiency • Charge Pump with Soft Start and Overcurrent, Short-Circuit Protection • Low Input Ripple and EMI • Very Small Solution Size, No Inductor or Resistors Required • 200-nA Typical Shutdown Cu

文件：1.03881 Mbytes 页数：51 Pages

TI

德州仪器

LP5521 Programmable Three-Channel LED Driver

文件：1.29769 Mbytes 页数：48 Pages

TI

德州仪器

Programmable Three Channel LED Driver

文件：323.81 Kbytes 页数：14 Pages

NSCNational Semiconductor (TI)

美国国家半导体美国国家半导体公司

具有内部程序存储器和集成电荷泵的 3 通道 RGB/白色 LED 驱动器

The LP5521 is a three-channel LED driver designed to produce variety of lighting effects for mobile devices. A high-efficiency charge pump enables LED driving over full Li-Ion battery voltage range. The device has a program memory for creating variety of lighting sequences. When program memory has b • Adaptive Charge Pump With 1× and 1.5× Gain Provides Up to 95% LED Drive Efficiency\n• Low Input Ripple and EMI\n• 200-nA Typical Shutdown Current\n• I2C-Compatible Interface\n• Typical LED Output Saturation Voltage 50 mV and Current Matching 1%\n• Autonomous Operation Without External Cont;

TI

德州仪器

LP5521 Three-Channel RGB, White-LED Driver With Internal Program Memory and Integrated Charge Pump

1 Features 1• Adaptive Charge Pump With 1× and 1.5× Gain Provides Up to 95% LED Drive Efficiency • Charge Pump with Soft Start and Overcurrent, Short-Circuit Protection • Low Input Ripple and EMI • Very Small Solution Size, No Inductor or Resistors Required • 200-nA Typical Shutdown Cu

文件：1.03881 Mbytes 页数：51 Pages

TI

德州仪器

丝印：5521；Package：DSBGA；LP5521 Three-Channel RGB, White-LED Driver With Internal Program Memory and Integrated Charge Pump

1 Features 1• Adaptive Charge Pump With 1× and 1.5× Gain Provides Up to 95% LED Drive Efficiency • Charge Pump with Soft Start and Overcurrent, Short-Circuit Protection • Low Input Ripple and EMI • Very Small Solution Size, No Inductor or Resistors Required • 200-nA Typical Shutdown Cu

文件：1.03881 Mbytes 页数：51 Pages

TI

德州仪器

丝印：5521；Package：DSBGA；LP5521 Three-Channel RGB, White-LED Driver With Internal Program Memory and Integrated Charge Pump

1 Features 1• Adaptive Charge Pump With 1× and 1.5× Gain Provides Up to 95% LED Drive Efficiency • Charge Pump with Soft Start and Overcurrent, Short-Circuit Protection • Low Input Ripple and EMI • Very Small Solution Size, No Inductor or Resistors Required • 200-nA Typical Shutdown Cu

文件：1.03881 Mbytes 页数：51 Pages

TI

德州仪器

丝印：5521；Package：DSBGA；LP5521 Three-Channel RGB, White-LED Driver With Internal Program Memory and Integrated Charge Pump

1 Features 1• Adaptive Charge Pump With 1× and 1.5× Gain Provides Up to 95% LED Drive Efficiency • Charge Pump with Soft Start and Overcurrent, Short-Circuit Protection • Low Input Ripple and EMI • Very Small Solution Size, No Inductor or Resistors Required • 200-nA Typical Shutdown Cu

文件：1.03881 Mbytes 页数：51 Pages

TI

德州仪器

丝印：5521；Package：DSBGA；LP5521 Three-Channel RGB, White-LED Driver With Internal Program Memory and Integrated Charge Pump

1 Features 1• Adaptive Charge Pump With 1× and 1.5× Gain Provides Up to 95% LED Drive Efficiency • Charge Pump with Soft Start and Overcurrent, Short-Circuit Protection • Low Input Ripple and EMI • Very Small Solution Size, No Inductor or Resistors Required • 200-nA Typical Shutdown Cu

文件：1.03881 Mbytes 页数：51 Pages

TI

德州仪器

丝印：5521；Package：DSBGA；LP5521 Three-Channel RGB, White-LED Driver With Internal Program Memory and Integrated Charge Pump

1 Features 1• Adaptive Charge Pump With 1× and 1.5× Gain Provides Up to 95% LED Drive Efficiency • Charge Pump with Soft Start and Overcurrent, Short-Circuit Protection • Low Input Ripple and EMI • Very Small Solution Size, No Inductor or Resistors Required • 200-nA Typical Shutdown Cu

文件：1.03881 Mbytes 页数：51 Pages

TI

德州仪器