A6271KLPTR-T ALLEGRO
Available
A6271KLPTR-T ALLEGRO
• Automotive AEC-Q100 qualified • Constant-current LED drive • 4.2 to 50 V supply • 53.3 V maximum LED string voltage • Boost, buck-boost, and buck switching converters • Programmable switching frequency 70 to 700 kHz • PWM-controlled PMOS driver allows accurate LED current control at low duty cycles • Dimming via external PWM, internal PWM and/or analog dimming • Frequency dither scheme for effective spread spectrum to reduce EMI • Comprehensive fault protection and fault flag
• Automotive AEC-Q100 qualified • Constant-current LED drive • 4.2 to 50 V supply • 53.3 V maximum LED string voltage • Boost, buck-boost, and buck switching converters • Programmable switching frequency 70 to 700 kHz • PWM-controlled PMOS driver allows accurate LED current control at low duty cycles • Dimming via external PWM, internal PWM and/or analog dimming • Frequency dither scheme for effective spread spectrum to reduce EMI • Comprehensive fault protection and fault flag
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