Power Electronics

Digital Controller Powers Intel VR11.1-Based Processors

From Primarion, an Infineon Technologies subsidiary, the PX3560 digital multi-phase controller is designed for VR11.1 core power regulation for the server and storage markets. Its autonomous phase dropping features provide high efficiency across the entire operating range

Device type: digital multi-phase controller for VR11.1 core power regulation
Input voltage: Single +3.3V supply operation
Features: compliant to Intel VR 11.1 specifications, power state indicator (PSI) mode for improved efficiency at light load operation, current monitor, multiphase (up to 6 phases) power conversion, active transient response (ATR2) that enables systems to meet transient requirements with only 800 µF MLCC output capacitance, 100-kHz to 1-MHz switching frequency, internal, non-volatile memory to store custom configurations, high-precision voltage reference, ±10mV set-point accuracy, extensive fault detection capability (3 user configurable fault pins), input under-voltage, output under/over-voltage, total output current, peak phase current pulse limiting, multiple internal and external temperature limits, open voltage sense, NVM configuration, calibration range and time-out, precise current sense calibration, precise current balancing with programmable offsets for thermal balancing, digitally programmable load line and loop compensation, differential voltage sense, temperature sensor compensation, and configurable latched fault or autonomous recovery shutdown; improved graphical user interface (GUI) steps the designer through the process of debugging and modifying the power system design.
Operating temperature range: 0ºC to 85ºC
Packaging: 7mm-x-7mm 48-lead QFN
RoHS compliant? yes
Target applications: server and storage applications, dc-dc converters with up to 200 A output
Pricing: not available
Availability: available now
Data sheet? see, website or contact company.

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