DataSheeT enpirion power solutions EN6338QI 3A PowerSoC Step-Down DC-DC Switching Converter with Integrated Inductor DESCRIPTION FEATURES High Efficiency (Up to 96%) The EN6338QI is a Power System on a Chip (PowerSoC) DC-DC converter. It integrates MOSFET Light Load Mode Operation (LLM) switches, small-signal circuits, compensation, and the Excellent Ripple and EMI Performance inductor in an advanced 3.75mm x 3.75mm x 1.9mm Up to 3A Continuous Operating Current 19-pin aEASI package. 2.7V to 6.6V Input Voltage Range The EN6338QI is specifically designed to meet the 1.5% V Accuracy (Line, Load, Temp) OUT precise voltage and fast transient requirements of 1.9MHz Switching Frequency present and future high-performance, low-power 2 45mm Optimized Total Solution Size processor, DSP, FPGA, memory boards and system level applications in distributed power architecture. Programmable Soft-Start The devices advanced circuit techniques, ultra high Power OK Indicator switching frequency, and proprietary integrated Thermal, Over-Current, Short Circuit and Under- inductor technology deliver high-quality, ultra Voltage Protection compact, non-isolated DC-DC conversion. RoHS Compliant, MSL Level 3, 260C Reflow The Intel Enpirion power solution significantly helps APPLICATIONS in system design and productivity by offering greatly simplified board design, layout and manufacturing Point of Load Regulation for FPGAs, Distributed requirements. In addition, a reduction in the number Power Architectures, Low-Power ASICs, Multi- of vendors required for the complete power solution Core, Communication Processors and DSPs helps to enable an overall system cost savings. Space Constrained Applications Needing High Power Density All Enpirion products are RoHS compliant and lead- free manufacturing environment compatible. 5V/3.3V Bus Architectures Needing High Efficiency 47nF Efficiency vs. Output Current PGTE BTMP 100 V OUT V IN 90 PVIN VOUT 80 2x 2x EN6338QI 22F 70 10F 10 R C 0805 A A 0805 PGND PGND 60 VOUT = 3.3V 50 AVIN 40 VOUT = 2.5V VFB EN 10nF 30 CONDITIONS VOUT = 1.8V VDDB SS R B V = 5V IN 15nF 20 VOUT = 1.0V 47nF EN6338QI 10 VOUT = 0.75V AGND BGND 0 0 0.5 1 1.5 2 2.5 3 OUTPUT CURRENT (A) Figure 1: Simplified Applications Circuit Figure 2: Efficiency at V = 5V IN Page 1 EFFICIENCY (%)Datasheet Intel Enpirion Power Solutions: EN6338QI ORDERING INFORMATION Package Part Number T Rating Package Description J Markings EN6338QI EN6338QI -40C to +125C 19-pin (3.75mm x 3.75mm x 1.9mm) aEASI EVB-EN6338QI EN6338QI aEASI Evaluation Board Packing and Marking Information: