TDA1185A Triac Phase Angle Controller

The LD1185 generates controlled triac triggering pulses and allows tachless speed stabilization of universal motors by an integrated positive feedback function. Typical applications are power hand tools, vacuum cleaners, mixers, light dimmer and other small appliances.

Features Ordering Information

• Supply Power Obtained from AC Line
• Can be used with 220V/50Hz or 110V/60Hz
• Low Count/Cost External Components
• Optimum Triac Ring (2nd and 3rd Quadrants)
• Repetitive Trigger Pulses when Triac Current is Interrupted by Motor Brush Bounce
• Triac Current Sensing to Allow Inductive Loads
• Programmable Soft-Start
• Power Failure Detection and General Circuit Reset
• Low Power Consumption: 6.0mA