L7987

DC-DC开关降压稳压器, 可调, 1.5 MHz, 4.5V-61V输入, 800 mV-61V/3 A输出, HTSSOP-16

* 3 A DC output current * 4.5 V to 61 V operating input voltage * RDS,ON= 250 mΩ typ. * Adjustable fSW250 kHz - 1.5 MHz * Low IQ-SHD 11 μA typ. from VIN * Low IQ 1 mA typ. - VIN24 V - VOUT3.3 V * Output voltage adjustable from 0.8 V to VIN * Synchronization * Adjustable soft-start time * Adjustable current limitation * Low dropout operation 12 μs max. * VBIASimproves efficiency at light load * PGOOD open collector output * Output voltage sequencing * Digital frequency foldback in short-circuit * Peak current foldback in short-circuit * Auto-recovery thermal shutdown