NCP3218AMNR2G Datasheet PDF - ON Semiconductor

●7-Bit, Programmable, 3-Phase, Mobile CPU Synchronous Buck Controller

●The APD3212A/NCP3218A is a highly efficient, multi−phase, synchronous buck switching regulator controller. With its integrated drivers, the APD3212A/NCP3218A is optimized for converting the notebook battery voltage into the core supply voltage required by high performance Intel processors.

●Features

●•Single−Chip Solution

●•Fully Compatible with the Intel® IMVP−6.5 Specifications

●•Selectable 1−, 2−, or 3−Phase Operation with Up to 1 MHz per Phase Switching Frequency

●•Phase 1 and Phase 2 Integrated MOSFET Drivers

●•Input Voltage Range of 3.3 V to 22 V

●•Guaranteed ±8 mV Worst−Case Differentially Sensed Core Voltage Error Over Temperature

●•Automatic Power−Saving Mode Maximizes Efficiency with Light Load During Deeper Sleep Operation

●•Active Current Balancing Between Output Phases

●•Independent Current Limit and Load Line Setting

● Inputs for Additional Design Flexibility

●Applications

●•Notebook Power Supplies for Next−Generation Intel Processors

●•Built−In Power−Good Blanking Supports Voltage Identification (VID) On−The−Fly (OTF) Transients

●•7−Bit, Digitally Programmable DAC with 0.3 V to 1.5 V Output

●•Short−Circuit Protection with Programmable Latchoff Delay

●•Clock Enable Output Delays the CPU Clock Until the Core Voltage is Stable

●•Output Power or Current Monitor Options

●•48−Lead QFN 7x7mm (ADP3212A), 48−Lead QFN 6x6mm (NCP3218A)

●•These are Pb−Free Devices

●•Fully RoHS Compliant