DataSheeT enpirion power solutions EN6347QA 4A PowerSoC Step-Down DC-DC Switching Converter with Integrated Inductor DESCRIPTION FEATURES The EN6347QA is an Intel Enpirion Power System Integrated Inductor, MOSFETs, Controller on a Chip (PowerSoC) DC-DC converter that is AEC- -40C to +105C Ambient Temperature Range Q100 qualified for automotive applications. It AEC-Q100 Qualified for Automotive Applications integrates MOSFET switches, small-signal circuits, CISPR 25 / ISO11452-5 Compliant compensation, and the inductor in an advanced 4mm x 7mm x 1.85mm 38-pin QFN package. Up to 4A Continuous Operating Current High Efficiency (Up to 95%) The EN6347QA 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. 2 Optimized Total Solution Size (90mm ) The devices advanced circuit techniques, ultra high Output Enable Pin and Power OK switching frequency, and proprietary integrated inductor technology deliver high-quality, ultra Programmable Soft-Start compact, non-isolated DC-DC conversion. Thermal Shutdown, Over-Current, Short Circuit, and Under-Voltage Protection Intel Enpirion Power Solutions significantly help in system design and productivity by offering greatly RoHS Compliant, MSL Level 3, 260C Reflow simplified board design, layout and manufacturing APPLICATIONS requirements In addition, a reduction in the number of components required for the complete power Automotive Applications solution helps to enable an overall system cost Point of Load Regulation for Low-Power, ASICs saving. Multi-Core and Communication Processors, DSPs, FPGAs and Distributed Power Architectures All Enpirion products are RoHS compliant and lead- Beat Frequency/Noise Sensitive Applications free manufacturing environment compatible. EN6347QA Efficiency vs. Output Current V OUT V IN 100 PVIN VOUT 90 R A 560 AVIN 80 Optional C 70 A PG VFB 60 22F 47F 1206 50 1210 PGND PGND X7R 40 CONDITIONS X7R 30 V = 5V IN LLM/ SS R B AGND 20 VOUT = 3.3V LLM SYNC C 10 SS VOUT = 3.3V PWM 0 0.01 0.1 1 10 OUTPUT CURRENT (A) Figure 1: Simplified Applications Circuit Figure 2: Highest Efficiency in Smallest Solution Size Page 1 10318 November, 27 2019 Rev J EFFICIENCY (%)Datasheet Intel Enpirion Power Solutions: EN6347QA ORDERING INFORMATION Part Number Package Markings T (C)Rating Package Description J EN6347QA N6347A -40C to +125C 38-pin (4mm x 7mm x 1.85mm) QFN EVB-EN6347QA N6347A QFN Evaluation Board Packing and Marking Information: