LM3909 LM3909N LED Flasher/Oscillator IC

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Basic Info

Payment Type:	Telegraphic Transfer in Advance (Advance TT, T/T)

Product Description

Features:

Applications:

Operation over one year from one C size flashlight cell

Bright, high current LED pulse

Minimum external parts

Low cost

Low voltage operation, from just over 1V to 5V

Low current drain, averages under 0.5mA during batterylifespan

Powerful as an oscillator directly drives an 8©speaker

Wide temperature range

Finding flashlights in the dark, or locating boat mooringfloats

Sales and advertising gimmicks

Emergency locators, for instance on fire extinguishers

Toys and novelties

Electronic applications such as trigger and sawtoothgenerators

Siren for toy fire engine (combined oscillator, speakerdriver)

Warning indicators powered by 1.4V to 200V

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