Features

• Drives up to 3 LEDs at up to 30mA, each

• Automatic Switching Between 1x and 2x Modes

• 0.9MHz Switching Frequency

• Linear LED Output Current Control

▪ Single-wire, S2Cwire Interface

• AAT3193-1: 16-step

• AAT3193-2: 8-step

• AAT3193-3: 4-step

▪ ON/OFF or PWM Interface

• AAT3193-4

• ±10 LED Output Current Accuracy

• ±3 LED Output Current Matching

• Low-Current Shutdown Mode

• Built-in Thermal Protection

• Automatic Soft-Start

• Available in 2×2.2mm SC70JW-10 Package