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PT6903 数据表 (PDF) - Princeton Technology Corp

PT6903 Datasheet PDF - Princeton Technology Corp
部件名 PT6903
下载  PT6903 下载

文件大小   233.55 Kbytes
  4 Pages
制造商  PTC [Princeton Technology Corp]
网页  http://www.princeton.com.tw
标志 PTC - Princeton Technology Corp
功能描述 High Brightness LED Driver

PT6903 Datasheet (PDF)

Go To PDF Page 下载 数据表
PT6903 Datasheet PDF - Princeton Technology Corp

部件名 PT6903
下载  PT6903 Click to download

文件大小   233.55 Kbytes
  4 Pages
制造商  PTC [Princeton Technology Corp]
网页  http://www.princeton.com.tw
标志 PTC - Princeton Technology Corp
功能描述 High Brightness LED Driver

PT6903 数据表 (HTML) - Princeton Technology Corp

PT6903 Datasheet HTML 1Page - Princeton Technology Corp PT6903 Datasheet HTML 2Page - Princeton Technology Corp PT6903 Datasheet HTML 3Page - Princeton Technology Corp PT6903 Datasheet HTML 4Page - Princeton Technology Corp

PT6903 产品详情

DESCRIPTION

PT6903 is a PFM high brightness LED driver control IC. It allows efficient operation of driver current up to 1.0A output, and the input range is from 7V to 36V. Moreover, PT6903 controls the internal MOS at a modulated switch frequency up to 800KHz. PT6903 drives a single or multiple series LEDs at a constant-current control method; thus, providing constant current light output and enhanced reliability.

PT6903 has linear and PWM dimming functions. Output current to an LED string can be  programmed to any value between its minimum value to its maximum value at the linear dimming control input of PT6903. PT6903 provides a low-frequency PWM dimming input that can accept an

external control signal witha duty cycle of 0~100% and a frequency between 100Hz and a few KHz.



FEATURES

•>90% efficiency

• Wide input voltage range: 7V to 36V

• Constant current driver

• Applications up to 1.0A

• Linear & PWM dimming

• Thermal shutdown protection

• Over current protection

• Internal 40V power NMOS switch



APPLICATIONS

• DC/DC LED driver

• Low voltage industrial LED lighting

• Low voltage halogen replacement LEDs

• Decorative LED lighting




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