Overview
Support wide input voltage range from 4.5V to 24V 1 high efficiency COT Mode with 0.5A output current capability for VNN_BYP 1 high efficiency COT Mode with 0.5A output current capability for V1P05A_BYP Fixed 500KHz Switching Frequency for each channel Automatic switch over PWM/PFM Control Stable with low ESR Ceramic output capacitors Built VIN and VCC POR Control Built in Current Limit Protection with Latch off Mode Built in Under Voltage Protection with Latch off Mode Built in Over Voltage Protection with Latch off Mode Built in Over Temperature Protection Built in Individual EN Control for VNN_BYP & V1P05A_BYP Built in One POK signal indicator for VNN_BYP & V1P05A_BYP Built in Individual VID Control for VNN_BYP & V1P05A_BYP TQFN 3x3-16B package Simplified Application Circuit VNN(VID@0.5A PEAK) APW8743C/D/E 3.3V 1.8V VOUT1 EN1 VID2 VID1 LOUT1 COUT1 COUT1 CBOOT1 CBOOT2 V1P05A(VID@0.5A PEAK) LOUT2 LX1 BOOT1 BOOT2 LX2 COUT2 COUT2 VOUT2 EN2 POK VCC CIN1 PGND VIN1 GND VIN2 CIN2 PGND LOUT2 10uH VCC CVCC RPOK VNN_VID V1P05A_VID EN1 VIN1 VIN2 POK EN2 The APW8743C/D/E is a HV Dual Channels switching converter designed to provide supply voltages for Intel Tiger Lake(TGL)* VNN and V1P05A application. The device is specially designed to provide high efficiency at lighter loads in the range of 4 to 50mA as the application requires while providing peak currents of up to 500mA.
