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Partname:LS1240A
Description:Electronic tone ringer with built-in bridge rectifier. Supply voltage Vs=26V. Current consumption without load Ib=1.5A(typ). Activation voltage Von=12V(min),13.5V(max). Sustaining voltage Voff=7.8V(min),9.3V(max).
Manufacturer:
Package:DIP
Pins:8
Oper. temp.:-20 to 70
Datasheet:PDF (30K).
Click here to download *)

The Contek LS1240A is a monolithic integrated circuit, designed to be as a telephone ringer . It can drive directly a piezo-ceramic converter (buzzer). The output current capacitity of Contek LS1240A is higher than Contek LS1240, For driving a dynamic loudspeaker , Contek LS1240A needs only a decoupling capacitor.

Click here to download LS1240A Datasheet
Click here to download LS1240A Datasheet
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