ADP3181
ADP3181 is 5-Bit or 6-Bit Programmable 2-/3-/4-Phase Synchronous Buck Controller manufactured by Analog Devices.
5-Bit or 6-Bit Programmable 2-,3-,4-Phase Synchronous Buck Controller ADP3181
Features
Selectable 2-, 3- or 4-phase operation at up to 1 MHz per phase ±14.5 mV worst-case mV differential sensing error over temperature Logic-level PWM outputs for interface to external high power drivers Active current balancing between all output phases Built-in power good/crowbar blanking supports on-the-fly VID code changes Digitally programmable output can be switched between VRM 9 (5-bit) and VRD 10 (6-bit) VID codes Programmable short-circuit protection with programmable latch-off delay
FUNCTIONAL BLOCK DIAGRAM
RAMPADJ RT
14 13
EN 11 GND 19 DAC + 300mV CSREF CURRENTBALANCING CIRCUIT...