数据表 (TPS40192EVM-525)目录Using the TPS40192EVM-525, A 12-V Input, 1.8-V Output, 10-A Synchronous Buck Converter11 Introduction21.1 Description21.2 Applications21.3 Features22 TPS40192EVM-525 Electrical Performance Specifications33 Schematic43.1 Adjusting Output Voltage (R5)53.2 Adjusting Short-Circuit Protection (R9)53.3 Test Point Descriptions53.3.1 Input Voltage Monitoring (TP1 and TP2)63.3.2 Disable (TP3 and TP4)63.3.3 Compensation and Initialization (TP6)63.3.4 Switching Waveforms (TP7, TP8, TP9, and TP10)63.3.5 Loop Analysis (TP11, TP12, TP13, and TP14)63.3.6 Output Voltage Monitoring (TP15 and TP16)73.3.7 Power Good (TP17, TP18, and TP19)73.3.8 Prebias Input (TP20)74 Test Setup74.1 Equipment74.1.1 Voltage Source74.1.2 Meters74.1.3 Loads74.1.4 Oscilloscope84.1.5 Recommended Wire Gauge (VIN to J1)84.1.6 Other84.2 Equipment Setup84.2.1 Procedure84.2.2 Diagrams94.3 Start-Up/Shutdown Procedure104.4 Output Ripple Voltage Measurement Procedure104.5 Control Loop Gain and Phase Measurement Procedure114.6 Equipment Shutdown115 TPS40192EVM Typical Performance Data and Characteristic Curves115.1 Efficiency115.2 Line and Load Regulation125.3 Output Voltage Ripple125.4 Switch Node136 EVM Assembly Drawings and Layout137 List of Materials17Important Notices18文件大小: 1.4 MB页数: 19Language: English打开用户手册