性能型芯片|苏州日月成科技极速快3-日月成科技
EN
EN
  • SUM2137
    Features
    Source LED driver,Separate power supply to the RGB LED
    Smart power saving,reduce temperature
    Higher grayscale depth at lower brightness and true color,excellent color restoration
    Wide brightness range application
    Constant current output
    Smart low power application——2 Grades programmable knee voltage
    Detect and report LED open error——Built-in silent LED open error detection
    Elimination”cross line”and”Caterpillar”——Built-in LED open/short Protection
    Good EMC——GCLK multiplier
    Characteristics
    Excellent output current accuracy(Max.):
    VDS(V) -0.45V -0.25V
    Pin to Pin(±) 2.5% 3.5%
    Chip to Chip(±) 2.5% 3.5%

    16-channel constant current source output  
    16Ksram,1~32 scanning(SUM2037);8Ksram,1~16 scanning(SUM2137)  
    16~10-bit color depth  
    Programmable knee voltage(-0.25/-0.45V)  
    Silent LED open Error Detection  
    LED open/short circuit protection  
    Maximum data clock:30MHz  
    Eliminate Ghost  
    3V~5.5V Supply Voltage,Schmitt trigger input  
    Staggered delay of output  
    FM-PWM/GCLK multiplier,16 times(Max.)  
    6-bit fine&liner stage(1.2%)global current gain
    Constant current output range(Low Knee):
    VDS VDD=5V VDD=3.3V
    -450mV 0.4~16mA 0.4~10mA
    -250mV 0.4~8mA 0.4~5mA
     
    Applications
    下载规格书
    请您留言
    重新获取验证码
    吉林快3 彩票高賠率好平台 湖南快乐十分走势 澳洲幸运10开奖结果 三分PK拾平台 幸运飞艇官网 幸运飞艇官网 荣鼎彩 快乐赛车官网 三分快3

    吉林快3 彩票高賠率好平台 湖南快乐十分走势 澳洲幸运10开奖结果 三分PK拾平台 幸运飞艇官网 幸运飞艇官网 荣鼎彩 快乐赛车官网 三分快3