DA9233

Integrated Ultra-Low Quiescent Current, Ultra-Low

Output Ripple Buck Regulator with 100mA LDO

Datasheet

Revision 2.0

22-Jan-2019

CFR0011-120-00 Rev 5

4 of 49

© 2019 Dialog Semiconductor

Figure 10: LDO VOUT = 0.8 V ............................................................................................................... 19

Figure 11: LDO VOUT = 1.8 V ............................................................................................................... 19

Figure 12: LDO VOUT = 2.0 V ............................................................................................................... 19

Figure 13: LDO VOUT = 3.3 V............................................................................................................... 19

Figure 14: LDO ILOAD = 5 mA to 100 mA to 5 mA (0.1 A / 1 µs) .......................................................... 20

Figure 15: LDO ILOAD = 5 mA to 100 mA to 5 mA (0.1 A / 1 µs) .......................................................... 20

Figure 16: LDO ILOAD = 5 mA to 100 mA to 5 mA (0.1 A / 1 µs) .......................................................... 20

Figure 17: LDO VIN = 3.7 V, LDO No Load.......................................................................................... 21

Figure 18: LDO VIN = 3.7 V, LDO ILOAD = 100 mA ............................................................................... 21

Figure 19: I2C Serial Interface Pins ..................................................................................................... 28

Figure 20: I2C Start and Stop Conditions ............................................................................................ 28

Figure 21: Package Outline Drawing................................................................................................... 46

Tables

Table 1: Pin Description ........................................................................................................................ 7

Table 2: Pin Type Definition .................................................................................................................. 8

Table 3: Absolute Maximum Ratings..................................................................................................... 9

Table 4: Recommended Operating Conditions ................................................................................... 10

Table 5: Input Current.......................................................................................................................... 12

Table 6: Buck Output........................................................................................................................... 12

Table 7: GPO - Electrical performance ............................................................................................... 13

Table 8: Analog Core - Electrical performance ................................................................................... 13

Table 9: I2C interface .......................................................................................................................... 14

Table 10: Thermal Characteristics ...................................................................................................... 16

Table 11: Buck Output Voltage Settings ............................................................................................. 22

Table 12: LDO Output Voltages Settings ............................................................................................ 26

Table 13: GPO as Power Good Indicator ............................................................................................ 29

Table 14: Event/Status/Mask and User Registers .............................................................................. 31

Table 15: System Registers ................................................................................................................ 32

Table 16: Register EVENT .................................................................................................................. 32

Table 17: Register STATUS ................................................................................................................ 33

Table 18: Register MASK .................................................................................................................... 34

Table 19: Register GPO ...................................................................................................................... 35

Table 20: Register BUCK .................................................................................................................... 36

Table 21: Register BUCK_CFG .......................................................................................................... 39

Table 22: Register LS_LDO ................................................................................................................ 40

Table 23: Register FAULT_CTL .......................................................................................................... 42

Table 24: Register PIN_MONTOR ...................................................................................................... 42

Table 25: Register SYS_RST_EVENT................................................................................................ 43

Table 26: Register SYS_SRST ........................................................................................................... 43

Table 27: Register SYS_DEVICE_ID ................................................................................................. 44

Table 28: Register SYS_VARIANT_ID............................................................................................... 44

Table 29: Register SYS_CONFIG_ID ................................................................................................ 45

Table 30: MSL Classification ............................................................................................................... 47

Table 31: Ordering Information ........................................................................................................... 48

Table 32: OTP List............................................................................................................................... 48