Features

• Digital controller assisted high performance analog front ends with a fully programmable ARM® CortexTM –

M0 Processor

• Compliant with AMD™ SVI3 Rev 2.0 dc-dc converter specification

• Compliant with PMBus rev 1.3 compliant serial interface

− Query voltage, current, temperature faults

− Fault Response

− Maximum supported bus speed 1 MHz

− Support 1.8/3.3 V operation

• Output voltage regulation range

− 0.25 V to 2.8 V (5 mV/step)

• Programmable to support either one or two fully digitally controlled voltage loops in different phase

confugurations: 12+0, 11+1, 10+2, … ,6+6 phases

• Flexible PWM phase order and Phase Mapping

• Configurable autonomous phase add/drop

• Automatic phase detection at start-up

• Supports start-up into pre-bias voltage

• Integrated power stage current sense

• Differential output voltage sense

• Digital current balancing

• Digitally programmable PID (Proportional, Integral, Differential) loop compensation

• Digitally programmable loadline slope and offset

• Digital temperature compensation

• Input (+12 V) voltage and current sense

• Extensive fault detection and protection capability

− Intelligent fault detection with Infineon Power Stages

− IUVP, OUVP, OOVP (fixed and tracking)

− OCP instantaneous & averaged (total current)

− Multiple OTP thresholds

− Peak phase current pulse limiting

− Negative current limit protection

• Internal non-volatile memory (NVM) to store multiple custom configurations

• RoHS compliant and Halogen free 48-lead QFN plastic package