BL9581
36V, 1.
2A Step-down High Brightness LED Driver with Internal Switch
FEATURES
z Simple low parts count z Internal 36V NDMOS switch z Up to 1.
2A output current z Single pin on/off and brightness control
using DC
voltage or PWM z Soft Start z High efficiency (up to 97%) z Wide input
voltage range: 6V to 36V z Output shutdown z Up to 1MHz switching frequency z Inherent open-circuit LED protection z Typical 3% output current accuracy z High-side current sense z Hysteretic control: no compensation z Adjustable constant LED current z Over temperature protection z Pb-free SOT23-5 packages
APPLICATIONS
z Low
voltage halogen replacement LEDs z Automotive lighting z Low
voltage industrial light...