LM3914 Bar Dot LED Display Driver IC

LM3914 Bar Dot LED Display Driver IC

₹ 69


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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

Battery level indicator

Cost-effective electronic display

Fade bar

Digital gauges

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

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