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DA9210-XXFN2-A Datasheet(PDF) 2 Page - Dialog Semiconductor |
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DA9210-XXFN2-A Datasheet(HTML) 2 Page - Dialog Semiconductor |
2 / 90 page DA9210 DA9210 Multi-Phase 12 A DC-DC Buck Converter Datasheet Revision 2.0 09-Sep-2016 CFR0011-120-00 2 of 90 © 2016 Dialog Semiconductor Contents General Description............................................................................................................1 Key Features......................................................................................................................1 Applications.......................................................................................................................1 Contents............................................................................................................................2 Figures ..............................................................................................................................4 Tables................................................................................................................................5 1 Block Diagram ..............................................................................................................6 2 Pinout...........................................................................................................................7 2.1 Pin Configuration (48 WLCSP).................................................................................7 2.2 Pin Configuration (42 VFBGA)..................................................................................9 3 Absolute Maximum Ratings ......................................................................................... 12 4 Recommended Operating Conditions ........................................................................... 12 5 Typical Current Consumptions..................................................................................... 13 6 Electrical Characteristics............................................................................................. 13 6.1 DC/DC Buck Converter ......................................................................................... 15 6.2 2-WIRE Control Bus ............................................................................................. 16 6.3 4-WIRE Control Bus ............................................................................................. 18 6.4 DVC Interface...................................................................................................... 19 6.5 Power Good and Temperature Supervision.............................................................. 19 7 Typical Characteristics ................................................................................................ 20 8 Functional Description................................................................................................. 33 8.1 DC/DC Buck Converter ......................................................................................... 34 8.1.1 Switching Frequency ............................................................................... 35 8.1.2 Operation Modes and Phase Selection....................................................... 36 8.1.3 Output Voltage Selection.......................................................................... 36 8.1.4 Soft Start-up........................................................................................... 37 8.2 Ports Description.................................................................................................. 38 8.2.1 VDD_IO Rail .......................................................................................... 38 8.2.2 EN_CHIP............................................................................................... 38 8.2.3 GPIO0................................................................................................... 38 8.2.4 VERROR / GPIO1................................................................................... 38 8.2.5 IPHASE / GPIO2..................................................................................... 38 8.2.6 BUCK_CLK / GPIO3 ............................................................................... 39 8.2.7 Digital External Clock Input / GPIO4 .......................................................... 39 8.2.8 OC_PG / nIRQ ....................................................................................... 39 8.3 DA9210 Operating Modes ..................................................................................... 44 8.3.1 ON Mode............................................................................................... 44 8.3.2 OFF Mode............................................................................................. 44 8.3.3 Dual Parallel Mode.................................................................................. 44 8.4 GPIO Extender.................................................................................................... 46 |
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