Path:OKDatasheet > Semiconductor δελτίο > Contek Datasheet > LS1240A
LS1240A spec: 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).