P9221-R3 Datasheet

© 2017 Integrated Device Technology, Inc.

4

October 20, 2017

Figure 27. WPC Power Transfer Phases Flowchart ...........................................................................................................................................28

Figure 28. Typical Application Schematic – P9221-R3 Evaluation Board Revision 2.2......................................................................................39

Figure 29. Package Outline Drawing (AHG52)...................................................................................................................................................42

Figure 30. 52-WLCSP (AHG52) Land Pattern....................................................................................................................................................43

List of Tables

Table 1. Pin Descriptions...................................................................................................................................................................................6

Table 2. Absolute Maximum Ratings.................................................................................................................................................................8

Table 3. ESD Information ..................................................................................................................................................................................8

Table 4. Package Thermal Information .............................................................................................................................................................9

Table 5. Electrical Characteristics .....................................................................................................................................................................9

Table 6. Setting the Output Voltage and Reference Q-factor Value................................................................................................................17

Table 7. Setting the Over-Current Limit...........................................................................................................................................................17

Table 8. Maximum Estimated Power Loss ......................................................................................................................................................19

Table 9. Registers Used for Data Transmission from P9221-R3 to P9242-R3 ...............................................................................................23

Table 10. Registers Used for Reading User Data from the P9242-R3..............................................................................................................26

Table 11. Device Identification Register ............................................................................................................................................................30

Table 12. Firmware Major Revision...................................................................................................................................................................30

Table 13. Firmware Minor Revision...................................................................................................................................................................30

Table 14. Status Registers ................................................................................................................................................................................30

Table 15. Interrupt Status Registers..................................................................................................................................................................31

Table 16. Interrupt Enable Registers.................................................................................................................................................................31

Table 17. Battery Charge Status .......................................................................................................................................................................32

Table 18. End Power Transfer...........................................................................................................................................................................32

Table 19. Read Register – Output Voltage........................................................................................................................................................32

Table 20. Read Register – VRECT Voltage ......................................................................................................................................................32

Table 21. Read Register – IOUT Current ..........................................................................................................................................................33

Table 22. Read Register – Die Temperature.....................................................................................................................................................33

Table 23. Read Register – Operating Frequency..............................................................................................................................................33

Table 24. Alignment X Value Register...............................................................................................................................................................33

Table 25. Alignment Y Value Register...............................................................................................................................................................33

Table 26. Command Register............................................................................................................................................................................34

Table 27. Clear Interrupt Bits.............................................................................................................................................................................34

Table 28. Incoming User Data Registers...........................................................................................................................................................35

Table 29. Data Header Register........................................................................................................................................................................35

Table 30. Outgoing User Data Registers...........................................................................................................................................................36

Table 31. WPC Power Transfer Phase Indicator Register ................................................................................................................................36

Table 32. Recommended Coil Manufacturers ...................................................................................................................................................38

Table 33. P9221-R3 MM Evaluation Kit V2.2 Bill of Materials...........................................................................................................................40