Features

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

CortexTM –M0 Processor

• Compliant with Intel™ VR13, VR13HC, and VR14 Server VR Vendor PWM Enabling Specification Rev 1.88

(October 2021)

• Compliant with Intel™ SVID Rev 1.94 (April 2021)

• Compliant with Intel™ IMVP9.1 Rev 0.9 (September 2020) and IMVP9.2 Rev 0.7 (March 2021)

• Compliant with PMBus Rev 1.3.1 (March 2015) 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 1.52 V (5 mV/step)

− 0.5 V to 3.04 V (10 mV/step)

• Digitally controlled phasing for full flexibility in both loop configuration and phase firing order

• Digital current emulation for TLVR inductor support

• 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

• Fast current balancing with current-mode control

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

• Digitally programmable loadline slope

• Digital temperature compensation

• Direct input (+12 V) voltage and current sense

• Extensive fault detection and protection capability

− IUVP, OUVP & OOVP (fixed and tracking)

− OCP instantaneous (total current)

− Multiple OTP thresholds

− Peak phase current pulse limiting

− Negative current limit protection

− TLVR secondary Open/Short detection

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

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