24-Output PWM LED Drivers
for Message Boards
two external pnp transistors, such as FMMTL717, used
as common-anode power switches (see Figure 5).
Setting configuration bit D0 to 1 enables multiplex
operation. MUX0 and MUX1 alternate the LED anode
drive voltage between two sets of LEDs. The R, G, and
B ports provide individual PWM control during alternate
Figure 5. MAX6975 Multiplexing Two Sets of Eight RGB Pixels with a Single LED Supply and Subframe Timing
12
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相关代理商/技术参数
MAX6974ATL+T 功能描述:LED照明驱动器 24-Output PWM LED Driver RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MAX6974ATL-T 制造商:Maxim Integrated Products 功能描述:24-OUTPUT PWM LED DRIVERS FOR MESSA - Tape and Reel
MAX6974EVKIT 功能描述:LED 照明开发工具 MAX6974 Evaluation Kit RoHS:否 制造商:Fairchild Semiconductor 产品:Evaluation Kits 用于:FL7732 核心: 电源电压:120V 系列: 封装:
MAX6974EVKIT+ 功能描述:LED 照明开发工具 MAX6974 Evaluation Kit RoHS:否 制造商:Fairchild Semiconductor 产品:Evaluation Kits 用于:FL7732 核心: 电源电压:120V 系列: 封装:
MAX6975ATL 功能描述:LED显示驱动器 RoHS:否 制造商:Micrel 数位数量:5 片段数量: 安装风格:SMD/SMT 封装 / 箱体:PLCC-44 工作电源电压:4.75 V to 11 V 最大电源电流:10 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装:Tube
MAX6975ATL+ 功能描述:LED照明驱动器 24-Output PWM LED Driver RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MAX6975ATL+T 功能描述:LED照明驱动器 24-Output PWM LED Driver RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MAX6975ATL-T 功能描述:LED显示驱动器 RoHS:否 制造商:Micrel 数位数量:5 片段数量: 安装风格:SMD/SMT 封装 / 箱体:PLCC-44 工作电源电压:4.75 V to 11 V 最大电源电流:10 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装:Tube