General Description  

The MIC3202 is a hysteretic, step-down, constant-current, High-Brightness LED (HB LED) driver. It provides an ideal solution for interior/exterior lighting, architectural and ambient lighting, LED bulbs, and other general illumination applications.

Features

• 6V to 37V input voltage range

• High efficiency (>90%)

•  ±5% LED current accuracy

• MIC3202: Dither enabled for low EMI

• MIC3202-1: Dither disabled

• High-side current sense (up to 1A)

• Dedicated dimming control input

• Hysteretic control (no compensation required)

• Up to 1MHz switching frequency

• Adjustable constant LED current

• Over-temperature protection

•  −40°C to +125°C junction temperature range