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DESCRIPTION The ACS108 belongs to the AC line switches built around the ASD™ concept. This high performance device is able to control an 0.8 A load device. The ACS™ switch embeds a high voltage clamping structure to absorb the inductive turn-off energy and a gate level shifter driver to separate the digital controller from the main switch. It is triggered with a negative gate current flowing out of the gate pin. FEATURES ■ Blocking voltage: VDRM / VRRM = 500V ■ Clamping voltage: VCL = 600V ■ Nominal current: IT(RMS) = 0.8 A ■ Gate triggering current : IGT < 10 mA ■ Triggering current is sourced by the gate ■ Switch integrated driver ■ Drive reference COM connected to the SOT-223 tab BENEFITS ■ Needs no external overvoltage protection. ■ Enables the equipment to meet IEC61000-4-5 standard. ■ Allows straightforward connection of several SOT-223 devices on the same cooling pad. ■ Reduces the switch component count by up to 80%. ■ Interfaces directly with the microcontroller. ■ Eliminates any stressing gate kick back on the microcontroller. MAIN APPLICATIONS ■ AC on-off static switching in appliance & industrial control systems ■ Drive of low power high inductive or resistive loads like: - relay, valve, solenoid, dispenser - pump, fan, micro-motor - low power lamp bulb, door lock
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