Microchip MIC3203-1YM LED Driver IC, 4.5 → 42 V 3mA 8-Pin SOIC

The MIC3203 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.

4.5V to 42V input voltage range
High efficiency (>90%)
±5% LED current accuracy
MIC3203: Dither enabled for low EMI
MIC3203-1: Dither disabled
High-side current sense
4.5V to 42V input voltage range
High efficiency (>90%)
±5% LED current accuracy
MIC3203: Dither enabled for low EMI
MIC3203-1: Dither disabled
High-side current sense
Dedicated dimming control input
Hysteretic control (no compensation required)
Up to 1.5MHz switching frequency
Adjustable constant LED current
Over-temperature protection
-40°C to +125°C junction temperature range