Product Summary

The tda1185a is a Triac Phase Angle Controller. The tda1185a 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.

Parametrics

tda1185a absolute maximum ratings: (1)Maximum Voltage Range per Listed Pin: -20 to 20V; (2)Maximum Positive Voltage: 0V; (3)Maximum Current per Listed Pin: ±20mA; (4)Maximum Power Dissipation: 250mW; (5)Maximum Thermal Resistance, Junction-to-Ambient: 100℃/W; (6)Operating Ambient Temperature Range: 0 to 70℃; (7)Storage Temperature Range: -55 to +125℃.

Features

tda1185a features: (1)Supply Power Obtained from AC Line; (2)Can be used with 220V/50 Hz or 110V/60Hz; (3)Low Count/Cost External Components; (4)Optimum Triac Firing (2nd and 3rd Quadrants); (5)Repetitive Trigger Pulses when Triac Current is Interrupted by Motor Brush Bounce; (6)Triac Current Sensing to Allow Inductive Loads; (7)Programmable Soft-Start; (8)Power Failure Detection and General Circuit Reset; (9)Low Power Consumption: 6.0mA.

Diagrams

tda1185a block diagram

Image Part No Mfg Description Data Sheet Download Pricing
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TDA1185A

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