DataSheeT enpirion power solutions EN63A0QI 12A PowerSoC Step-Down DC-DC Switching Converter with Integrated Inductor DESCRIPTION FEATURES The EN63A0QI is an Intel Enpirion Power System on High Efficiency (Up to 96%) a Chip (PowerSoC) DC-DC converter. It integrates the Excellent Ripple and EMI Performance inductor, MOSFET switches, small-signal circuits and Up to 12A Continuous Operating Current compensation in an advanced 10mm x 11mm x 3mm Input Voltage Range (2.5V to 6.6V) 76-pin QFN package. It offers high efficiency, excellent line and load regulation over temperature Frequency Synchronization (Clock or Primary) and up to the full 12A load range. 1.5% V Accuracy (Over Load and Temperature) OUT 2 The EN63A0QI is specifically designed to meet the Optimized Total Solution Size (225mm ) precise voltage and fast transient requirements of Precision Enable Threshold for Sequencing present and future high-performance, low-power Programmable Soft-Start processor, DSP, FPGA, memory boards and system Master/Slave Configuration for Parallel Operation level applications in distributed power architectures. The devices advanced circuit techniques, ultra-high Thermal Shutdown, Over-Current, Short Circuit, switching frequency, and proprietary integrated and Under-Voltage Protection inductor technology deliver high-quality, ultra- RoHS Compliant, MSL Level 3, 260C Reflow compact, non-isolated DC-DC conversion. APPLICATIONS Intel Enpirion Power Solutions significantly help in Point of Load Regulation for Low-Power, ASICs system design and productivity by offering greatly Multi-Core and Communication Processors, DSPs, simplified board design, layout and manufacturing FPGAs and Distributed Power Architectures requirements. In addition, a reduction in the number Blade Servers, RAID Storage and LAN/SAN of components required for the complete power Adapter Cards, Wireless Base Stations, Industrial solution helps to enable an overall system cost Automation, Test and Measurement, Embedded saving. Computing, and Printers All Enpirion products are RoHS compliant and lead- Beat Frequency/Noise Sensitive Applications free manufacturing environment compatible. Efficiency vs. Output Current V V OUT IN 100 PVIN VOUT 90 R A 80 C ENABLE A 3x 70 47F EN63A0QI Actual Solution Size 2x AVIN 60 2 1206 225mm 47F 50 SS VFB R 1 1206 40 CONDITIONS V = 3.3V 30 IN 15nF PGND 20 VOUT = 2.5V PGND 10 AGND FQADJ R B VOUT = 1.2V 0 0 1 2 3 4 5 6 7 8 9 10 11 12 R FQADJ OUTPUT CURRENT (A) Figure 1: Simplified Applications Circuit Figure 2: Highest Efficiency in Smallest Solution Size Page 1 EFFICIENCY (%)Datasheet Intel Enpirion Power Solutions: EN63A0QI ORDERING INFORMATION Part Number Package Markings T Rating Package Description J EN63A0QI EN63A0QI -40C to +125C 76-pin (10mm x 11mm x 3mm) QFN T&R EVB-EN63A0QI EN63A0QI QFN Evaluation Board Packing and Marking Information: