XRP7740 Datasheet (Exar) - Quad-Output Digital PWM Buck Controller

XRP7740, Quad-Output Digital PWM Buck Controller

The XRP7740 is a quad-output pulse-width modulated (PWM) step-down DC-DC controller with a built-in LDO for standby power and GPIOs.

The device provides a complete power management solution in one IC and is fully programmable via the included I2C serial interface.

Independent Digital Pulse Width Mod

XRP7740 Features

* Four switching buck (step-down) controllers each with internal FET drivers. Two controllers (2 & 4) support loads up to 15A; two controllers (1 & 3) support load up to 5A.

* 6.5V to 20V input voltage range

* no additional voltage rails required

* Output voltages programmable fr