DataSheeT enpirion power solutions EN6347QI 4A PowerSoC Step-Down DC-DC Switching Converter with Integrated Inductor DESCRIPTION FEATURES The EN6347QI is an Intel Enpirion Power System on Integrated Inductor, MOSFETs, Controller a Chip (PowerSoC) DC-DC converter. It integrates the 1.5% V Accuracy (Over Load and Temperature) OUT inductor, MOSFET switches, small-signal circuits and Up to 4A Continuous Operating Current compensation in an advanced 4mm x 7mm x 1.85mm 3 MHz Operating Frequency with Ext Clock Sync 38-pin QFN package. High Efficiency (Up to 95%) The EN6347QI is specifically designed to meet the Frequency Synchronization to External Clock precise voltage and fast transient requirements of present and future high-performance, low-power Input Voltage Range (2.5V to 6.6V) processor, DSP, FPGA, memory boards and system Programmable Light Load Mode level applications in distributed power architectures. Output Enable Pin and Power OK The devices advanced circuit techniques, high Programmable Soft-Start switching frequency, and proprietary integrated inductor technology deliver high-quality, ultra Thermal Shutdown, Over-Current, Short Circuit, compact, non-isolated DC-DC conversion. and Under-Voltage Protection RoHS Compliant, MSL Level 3, 260C Reflow Intel Enpirion Power Solutions significantly help in system design and productivity by offering greatly APPLICATIONS simplified board design, layout and manufacturing Point of Load Regulation for Low-Power, ASICs requirements. In addition, a reduction in the number Multi-Core and Communication Processors, DSPs, of components required for the complete power FPGAs and Distributed Power Architectures solution helps to enable an overall system cost Low Voltage, Distributed Power Architectures saving. High Efficiency 12V Intermediate Bus All Enpirion products are RoHS compliant and lead- Architectures free manufacturing environment compatible. Blade Servers, RAID Storage, Industrial Automation, Embedded Computing, Wireless Communications Beat Frequency/Noise Sensitive Applications EN6347QI Efficiency vs. Output Current V V OUT IN 100 PVIN VOUT 90 R A ENABLE 80 70 C AVIN A VFB 60 22 F 47 F 1206 50 1206 PGND PGND 40 CONDITIONS 2 75mm 30 V = 5V IN SS LLM/ R B 20 AGND SYNC VOUT = 3.3V LLM 10 C SS VOUT = 3.3V PWM 0 0.01 0.1 1 10 OUTPUT CURRENT (A) Figure 2. Highest Efficiency in Smallest Solution Size Figure 1. Simplified Applications Circuit Page 1 05991 May 15, 2019 Rev L EFFICIENCY (%)Datasheet Intel Enpirion Power Solutions: EN6347QI ORDERING INFORMATION Part Number Package Markings T Rating Package Description J EN6347QI EN6347 -40C to +125C 38-pin (4mm x 7mm x 1.85mm) QFN EVB-EN6347QI EN6347 QFN Evaluation Board Packing and Marking Information: