U217B-FP control equivalent, zero voltage switch / temperature control.
D Direct supply from the mains
D Current consumption ≤ 0.5 mA
D Very few external components
D Full wave drive
– no d.c. current component in the load cir.
Technology: Bipolar
Features
D Direct supply from the mains
D Current consumption ≤ 0.5 mA
D Very few external compone.
Integrated circuit, U 217 B, is a triac controller for zero crossing mode. It is meant to control power in switching resistive loads of mains supply.
Informations regarding supply sync. is provided at Pin 8 via resistor RSync.
To avoid d.c. load on t.
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