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LM3914 Bar Dot LED Display Driver IC

SKU: IC0068

Product Details :

IC LM3914
Function 10 bar or dot LED display driver
Number of pins 18
Mounting type through holes
Package DIP-18 plastic tube package

49.00

** Product image is for reference purpose only.
Pls. refer to Description for more Info.

LM3914 is a LED driver IC. It controls a BAR or DOT LED display by turning on and off depending on voltage levels and provides a linear analog display. The device does not require any programming or microcontroller and also eliminates the use of external resistors and other components. This IC features with its own reference voltage and accurate 10-step voltage divider.

Features

  • Drives 10 bar/dot LED display without a controller
  • User can externally select bar and display mode
  • Current regulated LED driver output
  • Can be expanded up to displays  od 100 steps
  • No multiplex switching or interaction between outputs
  • Compatible with both TTL and CMOS logic
  • Single voltage supply

Specification

  • Operating voltage: 3V to 18V
  • Maximum supply voltage: 25V
  • Analog input voltage range: 1.2V to 12V
  • Input bias current: 25nA to 100nA
  • Reference load current ( maximum): 10mA
  • Power dissipation: 1365mW
  • Storage temperature: -55℃ to 150℃

Application

 

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