Wide VIN Dual Standard Buck Regulator With 3A/3A Continuous Output Current

The ISL85033 is a dual standard buck regulator capable of 3A per channel continuous output current. With an input range of 4.5V to 28V, it provides a high frequency power solution for a variety of point of load applications.

Features

• Wide input voltage range from 4.5V to 28V

• Adjustable output voltage with continuous output current up to 3A

• Current mode control

• Adjustable switching frequency from 300kHz to 2MHz

• Independent power-good detection

• Selectable in-phase or out-of-phase PWM operation

• Independent, sequential, ratiometric or absolute tracking between outputs

• Internal 2ms soft-start time

• Overcurrent/short circuit protection, thermal overload protection, UVLO

• Boot undervoltage detection

• Pb-free (RoHS compliant)

Applications

• General purpose point-of-load DC/DC power conversion

• Set-top boxes

• FPGA power and STB power

• DVD and HDD drives

• LCD panels, TV power

• Cable modems