DA9072 datasheet(5/113 Pages) DIALOG

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DA9072

Ultra-Low Quiescent Current PMIC

Datasheet

Revision 3.0

14-Jun-2021

CFR0011-120-00

5 of 113

6.1

Package Outlines .............................................................................................................. 110

6.2

Moisture Sensitivity Level.................................................................................................. 111

6.3

Soldering Information ........................................................................................................ 111

Ordering Information ................................................................................................................ 112

Application Information ............................................................................................................ 112

8.1

Recommended External Components .............................................................................. 112

Figures

Figure 1: System Diagram..................................................................................................................... 2

Figure 2: Pinout Diagram (Bottom View) ............................................................................................... 9

Figure 3: Buck Efficiency, VOUT = 1.8 V ............................................................................................... 24

Figure 4: Buck Regulation, VOUT = 1.8 V ............................................................................................. 24

Figure 5: Buck Efficiency, VOUT = 0.9 V ............................................................................................... 24

Figure 6: Buck Regulation, VOUT = 0.9 V ............................................................................................. 24

Figure 7: LDO0 Dropout, VIN = 3.15 V, VOUT Setting = 3.15 ................................................................ 25

Figure 8: LDO0 Regulation and Dropout, VOUT = 1.80 V..................................................................... 25

Figure 9: LDO1 and LDO2 Dropout, VIN = 3.3 V, VOUT Setting = 3.3 V ............................................... 25

Figure 10: LDO0 Regulation and Dropout, VOUT = 3.15 V................................................................... 25

Figure 11: LDO1 Regulation and Dropout, VOUT = 3.30 V................................................................... 25

Figure 12: LDO2 Load Regulation, VOUT = 3.30 V............................................................................... 25

Figure 13: LDO1 Regulation and Dropout, VOUT = 1.80 V................................................................... 26

Figure 14: LDO2 Regulation and Dropout, VOUT = 1.80 V................................................................... 26

Figure 15: Typical Buck Startup, VBAT = 3.6 V, VBUCK = 1.8 V and 0.9 V, 0 A ..................................... 26

Figure 16: VBAT IQ, Ship Mode ........................................................................................................... 26

Figure 17: VBAT IQ, Buck Switching, No Load, Hi-Z Mode ................................................................. 26

Figure 18: VDD_LDO IQ, No Load ....................................................................................................... 26

Figure 19: Charger Efficiency, VDD_PWR = 5 V ................................................................................ 27

Figure 20: Regions of Operation ......................................................................................................... 28

Figure 21: Battery Temperature Sensing with NTC ............................................................................ 31

Figure 22: Battery Temperature Sense Timing ................................................................................... 33

Figure 23: Typical Charging Example ................................................................................................. 35

Figure 24: VDD_PWR DPM Setting Recommendations (Based on Typical USB Cable Impedance) 40

Figure 25: Power Cycle by Push Button Timer ................................................................................... 41

Figure 26: Power Cycle by VDD_PWR Insertion ................................................................................ 41

Figure 27: Digital Pin Connections ...................................................................................................... 45

Figure 28: Watchdog Behavior ............................................................................................................ 46

Figure 29: PWR_FLT Configured as RIN_N Monitor .......................................................................... 46

Figure 30: PWR_FLT Configured as VDD_PWR Status Indicator...................................................... 47

Figure 31: RIN_N Pushbutton Reset Timer Timing Diagram .............................................................. 48

Figure 32: I2C Start and Stop Conditions ............................................................................................ 49

Figure 33: Example PCB Layout, Top Layer....................................................................................... 54

Figure 34: Example PCB Layout, Layer-2........................................................................................... 54

Figure 35: WLCSP-42 Package Outline Drawing, V3 Version.......................................................... 110

Figure 36: WLCSP-42 Package Outline Drawing, OH version ......................................................... 111

Tables

Table 1: Pin Description ........................................................................................................................ 9

Table 2: Pin Type Definition ................................................................................................................ 11

Table 3: Absolute Maximum Ratings................................................................................................... 12

Table 4: Electrostatic Discharge Ratings ............................................................................................ 12

Table 5: Recommended Operating Conditions ................................................................................... 12

Table 6: Battery Charger ..................................................................................................................... 13

Table 7: Battery Temperature Monitor ................................................................................................ 14

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