两相低功耗灭火狐集成电路 gf2140

low power two-wire ground fault interrupter
description
as a low power controller for ac output appliance leakage
current interrupters, the utc gf2140 can detect hazardous current
paths to ground, and trigger scr to protect.
features
* directly powered from the ac line
* build-in bridge rectifer
* interface to scr
* adjustable trip current and time delay
* minimum external components
* for two-wire system
* be used in 110v or 220v system