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YB1518 数据表 (PDF) - YOBON TECHNOLOGIES,INC.

YB1518 Datasheet PDF - YOBON TECHNOLOGIES,INC.
部件名 YB1518
下载  YB1518 下载

文件大小   1490.81 Kbytes
  12 Pages
制造商  YOBON [YOBON TECHNOLOGIES,INC.]
网页  http://www.yobon.com.tw
标志 YOBON - YOBON TECHNOLOGIES,INC.
功能描述 Step-up DC-DC Converter White LED Driver

YB1518 Datasheet (PDF)

Go To PDF Page 下载 数据表
YB1518 Datasheet PDF - YOBON TECHNOLOGIES,INC.

部件名 YB1518
下载  YB1518 Click to download

文件大小   1490.81 Kbytes
  12 Pages
制造商  YOBON [YOBON TECHNOLOGIES,INC.]
网页  http://www.yobon.com.tw
标志 YOBON - YOBON TECHNOLOGIES,INC.
功能描述 Step-up DC-DC Converter White LED Driver

YB1518 数据表 (HTML) - YOBON TECHNOLOGIES,INC.

Back Button YB1518 Datasheet HTML 1Page - YOBON TECHNOLOGIES,INC. YB1518 Datasheet HTML 2Page - YOBON TECHNOLOGIES,INC. YB1518 Datasheet HTML 3Page - YOBON TECHNOLOGIES,INC. YB1518 Datasheet HTML 4Page - YOBON TECHNOLOGIES,INC. YB1518 Datasheet HTML 5Page - YOBON TECHNOLOGIES,INC. YB1518 Datasheet HTML 6Page - YOBON TECHNOLOGIES,INC. YB1518 Datasheet HTML 7Page - YOBON TECHNOLOGIES,INC. YB1518 Datasheet HTML 8Page - YOBON TECHNOLOGIES,INC. YB1518 Datasheet HTML 9Page - YOBON TECHNOLOGIES,INC. YB1518 Datasheet HTML 10Page - YOBON TECHNOLOGIES,INC. Next Button 

YB1518 产品详情

Description
The YB1518 is a step-up DC-DC converter; operates as current source to drive up to 6 white LEDs(VIN at 3.0V) or 8 LEDs(VIN at 3.5V) or 9 LEDs(VIN at 3.5V) in series. Series connecting of the LEDs provides identical LED currents resulting in uniform brightness and eliminating the need for ballast resistors. The light intensity of these LEDs is proportional to the current passing through them. The YB1518 switches at a fixed frequency of ~930KHz, allowing the use of tiny, low profile inductors and capacitors to minimize footprint and cost in space consideration applications for cellular phone backlighting or other hand
held equipment.

Features
■ Built-in internal switch
■ 2.7V to 7V input range
■ <1uA shutdown current
■ PWM dimming control 100Hz to 1KHz
■ Analog dimming control
■ Internal Soft Start
■ Drives up to 9 white LEDs(VIN at 3.5V)
■ Over voltage protection 34V
■ Small 5-Lead SOT-23 package
■ 100mV Low Reference Voltage

Applications
■ LCD Display Module
■ White LED Backlighting
■ PDAs, GPS terminals
■ Digital Cameras
■ Cellular Phone
■ Electronic Books
■ Portable Applications




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