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ADP1048-600-EVALZ 数据表(PDF) 2 Page - Analog Devices |
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ADP1048-600-EVALZ 数据表(HTML) 2 Page - Analog Devices |
2 / 84 page ADP1047/ADP1048 Data Sheet Rev. 0 | Page 2 of 84 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 General Description ......................................................................... 1 Typical Applications Circuit............................................................ 1 Revision History ............................................................................... 4 Specifications..................................................................................... 6 Absolute Maximum Ratings............................................................ 9 Thermal Resistance ...................................................................... 9 ESD Caution.................................................................................. 9 Pin Configurations and Function Descriptions ......................... 10 Functional Block Diagrams........................................................... 11 Controller Architecture ................................................................. 12 Current Sense.............................................................................. 12 RMS Input Overcurrent Protection ......................................... 12 Fast Overcurrent Protection (ILIM Pin) ................................. 12 Current Balancing (IBAL Pin, ADP1048 Only)..................... 14 Voltage Sense............................................................................... 14 Overvoltage Protection.............................................................. 15 Power Factor Correction Control Loop ...................................... 17 Digital Compensation Filters.................................................... 17 Pulse-Width Modulation........................................................... 18 Duty Cycle Minimum/Maximum Limits................................ 18 Auxiliary PWM Output (ADP1047 Only).............................. 18 Switching Frequency Programming ........................................ 19 Line Fault Protections and Soft Start Sequencing ...................... 20 PSON Operation ........................................................................ 20 AC Line Detection...................................................................... 20 Soft Start Procedure ................................................................... 22 Line Fault Protections ................................................................ 22 Advanced Input Power Metering.................................................. 24 Power Supply System and Fault Monitoring............................... 25 Flag Conventions........................................................................ 25 Manufacturer-Specific Flags ..................................................... 25 Standard PMBus Flags ............................................................... 26 PMBus Fault Flag Response...................................................... 27 Manufacturer-Specific Flag Response ..................................... 28 Monitoring Functions................................................................ 29 First Error Fault .......................................................................... 29 Overtemperature Protection (OTP) ........................................ 29 AC_OK and PGOOD Signals ................................................... 29 Advanced Features ......................................................................... 30 Frequency Dithering (Spread Spectrum)................................ 30 PWM Frequency Synchronization........................................... 30 Smart Output Voltage (Load Line) .......................................... 30 Smart Switching Frequency ...................................................... 31 Current Loop Filter for Light Load.......................................... 31 Phase Shedding (ADP1048 Only)............................................ 31 Current Loop Feedforward ....................................................... 31 Bridgeless Boost Operation (ADP1048 Only)........................ 32 Power Supply System Calibration and Trim ............................... 33 Output Voltage (VFB) Calibration and Trim ......................... 33 Input Voltage (VAC) Gain and Offset Trim............................ 33 Current Sense Gain and Offset Trim....................................... 33 Input Power Gain and Offset Trim .......................................... 33 PMBus Digital Communication................................................... 34 Features........................................................................................ 34 Overview ..................................................................................... 34 PMBus Address .......................................................................... 34 Data Transfer............................................................................... 35 General Call Support ................................................................. 36 Fast Mode .................................................................................... 36 Fault Conditions ......................................................................... 36 Timeout Condition .................................................................... 36 Data Transmission Faults .......................................................... 37 Data Content Faults ................................................................... 37 EEPROM ......................................................................................... 38 Overview ..................................................................................... 38 Page Erase Operation................................................................. 38 Read Operation (Byte Read and Block Read) ........................ 38 Write Operation (Byte Write and Block Write) ..................... 39 EEPROM Password.................................................................... 39 Downloading EEPROM Settings to Internal Registers......... 39 Saving Register Settings into EEPROM .................................. 40 EEPROM CRC Checksum ........................................................ 40 Software GUI .................................................................................. 41 Standard PMBus Commands Supported by the ADP1047/ADP1048....................................................................... 42 Manufacturer-Specific PMBus Commands................................ 43 Detailed Register Descriptions ..................................................... 45 OPERATION Register............................................................... 45 |
类似零件编号 - ADP1048-600-EVALZ |
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类似说明 - ADP1048-600-EVALZ |
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