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ADP8861 数据表(PDF) 2 Page - Analog Devices |
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ADP8861 数据表(HTML) 2 Page - Analog Devices |
2 / 40 page ADP8861 Rev. 0 | Page 2 of 40 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 Typical Operating Circuit................................................................ 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 I2C Timing Diagram .................................................................... 4 Absolute Maximum Ratings............................................................ 5 Maximum Temperature Ranges ................................................. 5 Thermal Resistance ...................................................................... 5 ESD Caution.................................................................................. 5 Pin Configuration and Function Descriptions............................. 6 Typical Performance Characteristics ............................................. 7 Theory of Operation ...................................................................... 11 Power Stage.................................................................................. 12 Operating Modes........................................................................ 13 Backlight Operating Levels ....................................................... 14 Backlight Maximum and Dim Settings ................................... 14 Automated Fade In and Fade Out............................................ 14 Backlight Turn On/Turn Off/Dim ........................................... 15 Automatic Dim and Turn Off Timers ..................................... 15 Fade Override ............................................................................. 16 Independent Sink Control ........................................................ 16 Short-Circuit Protection Mode ................................................ 16 Overvoltage Protection.............................................................. 17 Thermal Shutdown/Overtemperature Protection ................. 17 Interrupts..................................................................................... 17 Applications Information .............................................................. 19 Determining the Transition Point of the Charge Pump ....... 19 Layout Guidelines....................................................................... 19 Example Circuits ........................................................................ 20 I2C Programming and Digital Control ........................................ 21 Backlight Register Descriptions ............................................... 26 Independent Sink Register Descriptions................................. 31 Outline Dimensions ....................................................................... 39 Ordering Guide .......................................................................... 39 REVISION HISTORY 4/10—Revision 0: Initial Version |
类似零件编号 - ADP8861 |
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类似说明 - ADP8861 |
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