Features

• AAT3113: Four Outputs

• AAT3114: Six Outputs

• 20mA Full-Scale Current

• Simple Serial Control (S2Cwire) Interface

▪ 32-Position Logarithmic Scale with Digital Control

• Low Noise Constant Frequency Operation

• 33% Less Input Current Than Doubler Charge Pump

• High Accuracy Brightness Matching

• Small Application Circuit

• Regulated Output Current

• Automatic Soft Start

• VIN Range: 2.7V to 5.5V

• No Inductors

• 600kHz Switching Frequency

• IQ <1μA in Shutdown

• Temperature Range: -40°C to 85°C

• 12-Pin TSOPJW Package (AAT3113)

• 16-Pin QFN Package (AAT3114)