文件名称：TPS54340 电源DCDC
文件大小：2.03MB
文件格式：PDF
更新时间：2021-10-20 05:25:49
硬件 IC
4.5 V to 42 V (45 V Abs Max) Input Range • 3.5 A Continuous Current, 4.5 A Minimum Peak Inductor Current Limit • Current Mode Control DC-DC Converter • 92-mΩ High-Side MOSFET • High Efficiency at Light Loads with Pulse Skipping Eco-mode™ • Low Dropout at Light Loads with Integrated BOOT Recharge FET • 146 μA Operating Quiescent Current • 1 μA Shutdown Current • 100 kHz to 2.5 MHz Fixed Switching Frequency • Synchronizes to External Clock • Adjustable UVLO Voltage and Hysteresis • Internal Soft-Start • Accurate Cycle-by-Cycle Current Limit • Thermal, Overvoltage, and Frequency Foldback Protection • 0.8 V 1% Internal Voltage Reference • 8-Terminal HSOP with PowerPAD™ Package • –40°C to 150°C TJ Operating Range • Create a Custom Design Using the TPS54340