Features

• Drives up to two LEDs at up to 30 mA each

• Automatic switching between 1X and 2X modes

• 0.9 MHz switching frequency

• Linear LED output current control:

− Single-wire, S2Cwire interface

 AAT3192-1: 16-step

 AAT3192-2: 8-step

 AAT3192-3: 4-step

− ON/OFF or PWM interface

 AAT3192-4

• ±10 LED output current accuracy

• ±3 LED output current matching

• Low-current shutdown mode

• Built-in thermal protection

• Automatic soft start

• SC70JW-10 (10-lead, 2.0 × 2.2 mm) package (MSL1, 260 °C per JEDEC-J-STD-020)