General Description  

The MAQ3203 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

•AEC-Q100 qualified

• 4.5V to 42V input voltage range

• High efficiency (>90%)

•  ±5% LED current accuracy

• Dither enabled for low EMI

•High-side current sense

• Dedicated dimming control input

• Hysteretic control (no compensation!)

• Up to 1.5MHz switching frequency

• Adjustable constant LED current

•Over-temperature protection

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

Applications

•Automotive lighting

•Industrial lighting