ZHCSJT3A May   2019  – July 2019 LP5009 , LP5012

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     简化原理图
  4. 4 修订历史记录
  5. 5 说明 （续）
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Timing Characteristics
    7. 7.7 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 PWM Control for Each Channel
        1. 8.3.1.1 Independent Color Mixing Per RGB LED Module
        2. 8.3.1.2 Independent Intensity Control Per RGB LED Module
          1. 8.3.1.2.1 Intensity-Control Register Configuration
          2. 8.3.1.2.2 Logarithmic- or Linear-Scale Intensity Control
        3. 8.3.1.3 12-Bit, 29-kHz PWM Generator Per Channel
          1. 8.3.1.3.1 PWM Generator
        4. 8.3.1.4 PWM Phase-Shifting
      2. 8.3.2 LED Bank Control
      3. 8.3.3 Current Range Setting
      4. 8.3.4 Automatic Power-Save Mode
      5. 8.3.5 Protection Features
        1. 8.3.5.1 Thermal Shutdown
        2. 8.3.5.2 UVLO
    4. 8.4 Device Functional Modes
    5. 8.5 Programming
      1. 8.5.1 I2C Interface
        1. 8.5.1.1 Data Validity
        2. 8.5.1.2 Start and Stop Conditions
        3. 8.5.1.3 Transferring Data
        4. 8.5.1.4 I2C Slave Addressing
        5. 8.5.1.5 Control-Register Write Cycle
        6. 8.5.1.6 Control-Register Read Cycle
        7. 8.5.1.7 Auto-Increment Feature
    6. 8.6 Register Maps
      1. 8.6.1  DEVICE_CONFIG0 (Address = 0h) [reset = 0h]
        1. Table 6. DEVICE_CONFIG0 Register Field Descriptions
      2. 8.6.2  DEVICE_CONFIG1 (Address = 1h) [reset = 3Ch]
        1. Table 7. DEVICE_CONFIG1 Register Field Descriptions
      3. 8.6.3  LED_CONFIG0 (Address = 2h) [reset = 00h]
        1. Table 8. LED_CONFIG0 Register Field Descriptions
      4. 8.6.4  BANK_BRIGHTNESS (Address = 3h) [reset = FFh]
        1. Table 9. BANK_BRIGHTNESS Register Field Descriptions
      5. 8.6.5  BANK_A_COLOR (Address = 4h) [reset = 00h]
        1. Table 10. BANK_A_COLOR Register Field Descriptions
      6. 8.6.6  BANK_B_COLOR (Address = 5h) [reset = 00h]
        1. Table 11. BANK_B_COLOR Register Field Descriptions
      7. 8.6.7  BANK_C_COLOR (Address = 6h) [reset = 00h]
        1. Table 12. BANK_C_COLOR Register Field Descriptions
      8. 8.6.8  LED0_BRIGHTNESS (Address = 7h) [reset = FFh]
        1. Table 13. LED0_BRIGHTNESS Register Field Descriptions
      9. 8.6.9  LED1_BRIGHTNESS (Address = 8h) [reset = FFh]
        1. Table 14. LED1_BRIGHTNESS Register Field Descriptions
      10. 8.6.10 LED2_BRIGHTNESS (Address = 9h) [reset = FFh]
        1. Table 15. LED2_BRIGHTNESS Register Field Descriptions
      11. 8.6.11 LED3_BRIGHTNESS (Address = 0Ah) [reset = FFh]
        1. Table 16. LED3_BRIGHTNESS Register Field Descriptions
      12. 8.6.12 OUT0_COLOR (Address = 0Bh) [reset = 00h]
        1. Table 17. OUT0_COLOR Register Field Descriptions
      13. 8.6.13 OUT1_COLOR (Address = 0Ch) [reset = 00h]
        1. Table 18. OUT1_COLOR Register Field Descriptions
      14. 8.6.14 OUT2_COLOR (Address = 0Dh) [reset = 00h]
        1. Table 19. OUT2_COLOR Register Field Descriptions
      15. 8.6.15 OUT3_COLOR (Address = 0Eh) [reset = 00h]
        1. Table 20. OUT3_COLOR Register Field Descriptions
      16. 8.6.16 OUT4_COLOR (Address = 0Fh) [reset = 00h]
        1. Table 21. OUT4_COLOR Register Field Descriptions
      17. 8.6.17 OUT5_COLOR (Address = 10h) [reset = 00h]
        1. Table 22. OUT5_COLOR Register Field Descriptions
      18. 8.6.18 OUT6_COLOR (Address = 11h) [reset = 00h]
        1. Table 23. OUT6_COLOR Register Field Descriptions
      19. 8.6.19 OUT7_COLOR (Address = 12h) [reset = 00h]
        1. Table 24. OUT7_COLOR Register Field Descriptions
      20. 8.6.20 OUT8_COLOR (Address = 13h) [reset = 00h]
        1. Table 25. OUT8_COLOR Register Field Descriptions
      21. 8.6.21 OUT9_COLOR (Address = 14h) [reset = 00h]
        1. Table 26. OUT9_COLOR Register Field Descriptions
      22. 8.6.22 OUT10_COLOR (Address = 15h) [reset = 00h]
        1. Table 27. OUT10_COLOR Register Field Descriptions
      23. 8.6.23 OUT11_COLOR (Address = 16h) [reset = 00h]
        1. Table 28. OUT11_COLOR Register Field Descriptions
      24. 8.6.24 RESET (Address = 17h) [reset = 00h]
        1. Table 29. OUT14_COLOR Register Field Descriptions
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Examples
  12. 12器件和文档支持
    1. 12.1 相关链接
    2. 12.2 接收文档更新通知
    3. 12.3 社区资源
    4. 12.4 商标
    5. 12.5 静电放电警告
    6. 12.6 Glossary
  13. 13机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

1 特性

  • 工作电压范围：
    • VCC 范围：2.7V 至 5.5V
    • EN、SDA 和 SCL 引脚与
      1.8V、3.3V 和 5V 电源轨兼容。
    • 最大输出电压：6V
  • 12 路高精度恒定电流阱
    • 在整个 VCC 范围内，每个通道的最大电流为 25.5mA
    • 当 VCC ≥ 3.3V 时，每个通道的最大电流为 35mA
    • 器件间的误差：±5%；通道间的误差：±5%
  • 超低静态电流：
    • 关断模式：1µA（最大值），EN 处于低电平
    • 节能模式：10µA（典型值），EN 处于高电平，并且所有 LED 在超过 30ms 后关闭
  • 每个通道都具有集成式 12 位、29kHz PWM 发生器：
    • 每个通道都具有独立的色彩混合寄存器
    • 每个 RGB LED 模块都具有独立的亮度控制寄存器
    • 可选的对数或线性标度亮度控制
    • 集成三相 PWM 相移方案
  • 3 个可编程组（R、G、B），可轻松对每种颜色进行软件控制
  • 2 个外部硬件地址引脚允许连接多达 4 个器件
  • 广播从地址允许同时配置多个器件
  • 自动递增允许在一次传输期间写入或读取多个连续的寄存器
  • 高达 400kHz 的快速模式 I2C 速度