特性 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 Protocol Spec 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 40-lead QFN plastic package