A4411
Adjustable Frequency Buck or Buck-Boost Pre-
Regulator with a Synchronous Buck, 3 LDOs, Pulse-Width Window Watchdog, NPOR, and POK5V
FEATURES AND BENEFITS
• Automotive AEC-Q100 qualified • 3.
5 to 36 VIN operating range, 40 VIN maximum • Buck or buck-boost pre-
regulator (VREG) • Adjustable PWM switching frequency: 250 kHz to 2.
4 MHz • PWM frequency can be synchronized to external clock • Synchronous buck
regulator (ADJ) delivers 0.
8 to 3.
3 V • Two 5 V LDOs for “local” sensors (V5SNR) and
communications (V5CAN) with foldback short-circuit protections • 5 V internal tracking LDO for remote sensors with foldback short-circuit and short-to-battery protections (V5P) • TRACK sets FB...