A6217 and A6217-1
Automotive-Grade, Constant-Current PWM Dimmable Buck Regulator LED Driver
FEATURES AND BENEFITS
• AEC-Q100 qualified • 6 to 48 V supply
voltage • True average output current control • 3 A maximum output over operating temperature range
(1.
5 A for A6217-1) • Cycle-by-cycle current limit • Integrated
MOSFET switch • Enable / PWM dimming via direct logic input or power
supply
voltage • Internal control loop compensation • Under
voltage lockout (UVLO) and thermal shutdown
protection • Low power shutdown (1 µA typical) • Robust protection against:
▫ Adjacent pin-to-pin short ▫ Pin-to-GND short ▫ Component open/short faults • Enhancements over A6213: ▫ Dithering of switching fr...