PCA9420BS datasheet(85/85 Pages) NXP

85 / 85 page

NXP Semiconductors

PCA9420

Power management IC for low-power microcontroller applications

9.5.23

Battery charger status_1 (CHG_STATUS_

1, address 19h) ............................................... 42

9.5.24

Battery charger status_2 (CHG_STATUS_

2, address 1Ah) ...............................................43

9.5.25

Battery charger status_3 (CHG_STATUS_

3, address 1Bh) ...............................................43

9.5.26

Regulator status (REG_STATUS, address

20h) ..................................................................44

9.5.27

Active Discharge Regulator control (ACT_

DISCHARGE_CNTL, address 21h) ................. 45

9.5.28

Mode configuration mode setting 0_0

(MODECFG_0_0, address 22h) ...................... 45

9.5.29

Mode configuration mode setting 0_1

(MODECFG_0_1, address 23h) ...................... 46

9.5.30

Mode configuration mode setting 0_2

(MODECFG_0_2, address 24h) ...................... 47

9.5.31

Mode configuration mode setting 0_3

(MODECFG_0_3, address 25h) ...................... 48

9.5.32

Mode configuration mode setting 1_0

(MODECFG_1_0, address 26h) ...................... 49

9.5.33

Mode configuration mode setting 1_1

(MODECFG_1_1, address 27h) ...................... 50

9.5.34

Mode configuration mode setting 1_2

(MODECFG_1_2, address 28h) ...................... 50

9.5.35

Mode configuration mode setting 1_3

(MODECFG_1_3, address 29h) ...................... 51

9.5.36

Mode configuration mode setting 2_0

(MODECFG_2_0, address 2Ah) ......................52

9.5.37

Mode configuration mode setting 2_1

(MODECFG_2_1, address 2Bh) ......................53

9.5.38

Mode configuration mode setting 2_2

(MODECFG_2_2, address 2Ch) ......................54

9.5.39

Mode configuration mode setting 2_3

(MODECFG_2_3, address 2Dh) ......................54

9.5.40

Mode configuration mode setting 3_0

(MODECFG_3_0, address 2Eh) ......................55

9.5.41

Mode configuration mode setting 3_1

(MODECFG_3_1, address 2Fh) ...................... 56

9.5.42

Mode configuration mode setting 3_2

(MODECFG_3_2, address 30h) ...................... 57

9.5.43

Mode configuration mode setting 3_3

(MODECFG_3_3, address 31h) ...................... 57

9.5.44

RESET reason monitoring (RESET_

MONITOR, address 71h) .................................58

Limiting values ..................................................60

ESD ratings ........................................................60

Recommended operating conditions .............. 60

Electrical characteristics ..................................61

13.1

Top level parameter .........................................61

13.2

Battery charger ................................................ 64

13.3

BUCK1 (SW1) ................................................. 67

13.4

BUCK2 (SW2) ................................................. 69

13.5

LDO1 (Always-on LDO) ...................................70

13.6

LDO2 (System LDO) ....................................... 71

13.7

I2C Interface and Logic I/O ............................. 72

Package outline .................................................74

Packing information ..........................................77

15.1

SOT905-1 HVQFN24; reel dry pack, SMD,

7" Q2 standard product orientation ordering

code (12NC) ending 547 ................................. 77

15.1.1

Dimensions and quantities .............................. 77

15.1.2

Product orientation ...........................................77

15.1.3

Carrier tape dimensions .................................. 77

15.2

SOT1401-4 WLCSP25; reel dry pack,

SMD, 7" Q1 standard product orientation

ordering code (12NC) ending 012 ................... 78

15.2.1

Dimensions and quantities .............................. 78

15.2.2

Product orientation ...........................................78

15.2.3

Carrier tape dimensions .................................. 78

Revision history ................................................ 79

Legal information ..............................................80

Please be aware that important notices concerning this document and the product(s)

described herein, have been included in section 'Legal information'.

For more information, please visit: http://www.nxp.com

Date of release: 26 July 2023

Document identifier: PCA9420

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