Datasheet P9222-R (IDT) - 4

P9222-R Datasheet
10.5 Transient Voltage Suppressor Diodes (TVS) .28
10.6 GPIO Pins .29
10.6.1 OD0 Pin .29
10.6.2 OD1 Pin .29
10.6.3 OD2 Pin .29
10.6.4 GP0 Pin .29
10.6.5 GP1 Pin .29
10.6.6 GP2 Pin .30
10.7 Low-Power Ping Detection Operation .30
10.8 Configuration of P9222-R Parameters .32
10.9 P9222-R Internal Register Access by Application Processor.32
10.10 External EEPROM Access by P9222-R .32
11. Examples of User Customizing P9222-R Operating Parameters .33
11.1 LDO Output Voltage (VOUT) Configuration .33
11.1.1 VOUT Adjustment via the I2C Interface.33
11.1.2 VOUT Configuration Change Using an External EEPROM .34
11.2 Current Limit (ILIM) Configuration .34
11.3 Overvoltage (OV) Protection Configuration .35
11.4 FOD (Foreign Object Detection) .35
11.4.1 Configuring FOD Parameters .36
11.4.2 Modulation Capacitor and Interrupt Enables .37
12. I2C Function .38
13. List of Registers .38
14. Application Schematic .48
15. Package Outline Drawings .49
16. Marking Diagram .49
17. Ordering Information.49
18. Revision History.50 List of Figures
Figure 1. Simplified Block Diagram.1
Figure 2. P9222-R Block and Application Diagram.2
Figure 3. Pin Assignments for 40-WLCSP (AZG40), 2.28 × 3.38 mm with 0.4mm Pitch – Top View.7
Figure 4. Block Diagram of WPC v1.2.4-Compliant Wireless Power Transfer System .16
Figure 5. System Efficiency vs Output Current .17
Figure 6. VRECT vs IOUT, Vout = 5.0V .17
Figure 7. Reported Received Power (RPP) vs Iout on NOK9 Transmitter .17
Figure 8. PDIFF (PTX-PRX) vs Iout on NOK9 Transmitter .17
Figure 9. Initial Startup.18 © 2019 Integrated Device Technology, Inc. 4 September 27, 2019