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ACT8897 Datasheet(PDF) 2 Page - Active-Semi, Inc |
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ACT8897 Datasheet(HTML) 2 Page - Active-Semi, Inc |
2 / 32 page ACT8897 Rev 2, 05-Sep-13 - 2 - www.active-semi.com ActivePMU TM is trademark of Active-Semi. I2CTM is a trademark of NXP. Copyright © 2013 Active-Semi, Inc. Innovative PowerTM Active-Semi Proprietary―For Authorized Recipients and Customers TABLE OF CONTENTS General Information .....................................................................................................................................p. 01 Functional Block Diagram............................................................................................................................p. 03 Ordering Information....................................................................................................................................p. 04 Pin Configuration .........................................................................................................................................p. 04 Pin Descriptions...........................................................................................................................................p. 05 Absolute Maximum Ratings .........................................................................................................................p. 07 I2C Interface Electrical Characteristics ........................................................................................................p. 08 Global Register Map ....................................................................................................................................p. 09 Register and Bit Descriptions ......................................................................................................................p. 10 System Control Electrical Characteristics....................................................................................................p. 13 Step-Down DC/DC Electrical Characteristics ..............................................................................................p. 14 Low-Noise LDO Electrical Characteristics...................................................................................................p. 15 Typical Performance Characteristics...........................................................................................................p. 16 System control information ..........................................................................................................................p. 21 Interfacing with the Samsung S5PV210 ..........................................................................................p. 21 Control Signals.................................................................................................................................p. 22 Push-Button Control.........................................................................................................................p. 23 Control Sequences...........................................................................................................................p. 23 Functional Description .................................................................................................................................p. 26 I2C Interface .....................................................................................................................................p. 26 Voltage Monitor and Interrupt...........................................................................................................p. 26 Thermal Shutdown ...........................................................................................................................p. 26 Step-Down DC/DC Regulators ....................................................................................................................p. 27 General Description..........................................................................................................................p. 27 100% Duty Cycle Operation.............................................................................................................p. 27 Synchronous Rectification................................................................................................................p. 27 Soft-Start ..........................................................................................................................................p. 27 Compensation ..................................................................................................................................p. 27 Configuration Options.......................................................................................................................p. 27 OK[ ] and Output Fault Interrupt.......................................................................................................p. 28 PCB Layout Considerations .............................................................................................................p. 28 Low-Noise, Low-Dropout Linear Regulators................................................................................................p. 29 General Description..........................................................................................................................p. 29 Output Current Limit .........................................................................................................................p. 29 Compensation ..................................................................................................................................p. 29 Configuration Options.......................................................................................................................p. 29 OK[ ] and Output Fault Interrupt.......................................................................................................p. 29 PCB Layout Considerations .............................................................................................................p. 29 TQFN44-32 Package Outline and Dimensions ...........................................................................................p. 31 |
Similar Part No. - ACT8897_14 |
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Similar Description - ACT8897_14 |
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