Features

• AEC-Q100 qualified

• Phase assignment between two loops: 8+0 to 4+4

• Output voltage range: 0.5 V to 2 V

• Switching frequency range: 200 kHz to 1.5 MHz

• Programmable dynamic phase shedding operation for light loads and active

diode emulation for very light loads

• High-performance digital control Loop

• Embedded CPU ARM Cortex™ M0+ at 40 MHz

• Embedded NVM (nonvolatile memory)

• PMBus™ rev 1.2 (max freq. 400 kHz)

• Full ISO26262 compliant, ASIL-D systems ready

• Protection and diagnostic

– PMBus™ readable input telemetry (voltage, current, power)

– PMBus™ configurable overcurrent, undervoltage and over-power

diagnostics and protection on input metrics

– PMBus™ readable output telemetry (voltage, current, temperature) for

each loop

– PMBus™ configurable under/overcurrent, under/overvoltage diagnostics

and protection on output metrics for each loop

– PMBus™ configurable thermal warning and thermal shutdown

diagnostics and protection on the output stage for each loop

– PMBus™ readable single-phase current telemetry

– PMBus™ configurable single-phase overcurrent diagnostics and

protection

– PMBus™ configurable general-purpose UV/OV diagnostic thorough pin

AUX_SENSE

– Feedback loop disconnection diagnostics

– Internal overtemperature diagnostics and protection

– PMBus™ readable Tj measurement

– Ground loss diagnostics

– System clock monitoring

– Power supply pins VCC, VREF1, VREF2 overvoltage and undervoltage

diagnostics

– Fault status flag output through SM_ALERT, FAULT, VRRDY1, VRRDY2

pins