适用于Xilinx FPGA的电源管理单元Flexible Power Management Units for Low-Power Xilinx FPGAs I2C Interface Provides Output Voltage Control and Startup/Shutdown Sequencing LP3906 includes: I Two high-efficiency buck DC-DC converters I 2 Linear regulators (LDO) ° Programmable VOUT from 0.8V to 3.3V ° Programmable VOUT from 1.0V to 3.5V ° 1.5A output current ° ±3% output voltage accuracy ° 2 MHz PWM switching frequency ° 300 mA output currents ° ±3% output voltage accuracy LP3906 allows programmability through I2C serial interface. Available in 4 mm x 5 mm LLP-24 packaging. Schematic and Layout Tips VCCINT = 1.2V ……