Block diagram

nPM1300 Product Specification

nPM1300 Product Specification
Revision history
About this document
Document status
Core component chapters
Product overview
Block diagram
In-circuit configurations
System description
Power-on reset (POR) and brownout reset (BOR)
Supported battery types
Thermal protection
System efficiency
Electrical characteristics
System electrical specification
Absolute maximum ratings
Recommended operating conditions
Dissipation ratings
CSP light sensitivity
Core Components
SYSREG — System regulator
VBUS input current limiter
VBUS overvoltage protection
USB port detection
USB2.0 Selective Suspend
VBUSOUT
Electrical specification
Electrical characteristics
Registers
TASKUPDATEILIMSW
VBUSINILIM0
VBUSINILIMSTARTUP
VBUSSUSPEND
USBCDETECTSTATUS
VBUSINSTATUS
CHARGER — Battery charger
Charging cycle
Termination voltage (VTERMSET)
Charge current limit (ICHG)
Monitor battery temperature
Charger thermal regulation
Charger error conditions
Charging status and error indication
End-of-charge and recharge
Dynamic power-path management
Battery discharge current limit
Electrical specification
Electrical characteristics
Registers
TASKRELEASEERR
TASKCLEARCHGERR
TASKCLEARSAFETYTIMER
BCHGENABLESET
BCHGENABLECLR
BCHGDISABLESET
BCHGDISABLECLR
BCHGISETMSB
BCHGISETLSB
BCHGISETDISCHARGEMSB
BCHGISETDISCHARGELSB
BCHGVTERM
BCHGVTERMR
BCHGVTRICKLESEL
BCHGITERMSEL
NTCCOLD
NTCCOLDLSB
NTCCOOL
NTCCOOLLSB
NTCWARM
NTCWARMLSB
NTCHOT
NTCHOTLSB
DIETEMPSTOP
DIETEMPSTOPLSB
DIETEMPRESUME
DIETEMPRESUMELSB
BCHGILIMSTATUS
NTCSTATUS
DIETEMPSTATUS
BCHGCHARGESTATUS
BCHGERRREASON
BCHGERRSENSOR
BCHGCONFIG
BCHGVBATLOWCHARGE
BUCK — Buck regulators
On/Off control
Output voltage selection
BUCK mode selection
Active output capacitor discharge
Component selection
Electrical specification
Electrical characteristics
Registers
BUCK1ENASET
BUCK1ENACLR
BUCK2ENASET
BUCK2ENACLR
BUCK1PWMSET
BUCK1PWMCLR
BUCK2PWMSET
BUCK2PWMCLR
BUCK1NORMVOUT
BUCK1RETVOUT
BUCK2NORMVOUT
BUCK2RETVOUT
BUCKENCTRL
BUCKVRETCTRL
BUCKPWMCTRL
BUCKSWCTRLSEL
BUCK1VOUTSTATUS
BUCK2VOUTSTATUS
BUCKCTRL0
BUCKSTATUS
LOADSW/LDO — Load switches/LDO regulators
Electrical specification
Electrical characteristics
Registers
TASKLDSW1SET
TASKLDSW1CLR
TASKLDSW2SET
TASKLDSW2CLR
LDSWSTATUS
LDSW1GPISEL
LDSW2GPISEL
LDSWCONFIG
LDSW1LDOSEL
LDSW2LDOSEL
LDSW1VOUTSEL
LDSW2VOUTSEL
LEDDRV — LED drivers
Electrical specification
Registers
LEDDRV0MODESEL
LEDDRV1MODESEL
LEDDRV2MODESEL
LEDDRV0SET
LEDDRV0CLR
LEDDRV1SET
LEDDRV1CLR
LEDDRV2SET
LEDDRV2CLR
GPIO — General purpose input/output
Pin configuration
Electrical specification
Registers
GPIOMODE[0]
GPIOMODE[1]
GPIOMODE[2]
GPIOMODE[3]
GPIOMODE[4]
GPIODRIVE[0]
GPIODRIVE[1]
GPIODRIVE[2]
GPIODRIVE[3]
GPIODRIVE[4]
GPIOPUEN[0]
GPIOPUEN[1]
GPIOPUEN[2]
GPIOPUEN[3]
GPIOPUEN[4]
GPIOPDEN[0]
GPIOPDEN[1]
GPIOPDEN[2]
GPIOPDEN[3]
GPIOPDEN[4]
GPIOOPENDRAIN[0]
GPIOOPENDRAIN[1]
GPIOOPENDRAIN[2]
GPIOOPENDRAIN[3]
GPIOOPENDRAIN[4]
GPIODEBOUNCE[0]
GPIODEBOUNCE[1]
GPIODEBOUNCE[2]
GPIODEBOUNCE[3]
GPIODEBOUNCE[4]
GPIOSTATUS
System features
System Monitor
Single-shot measurements
Automatic measurements
Automatic measurements during charging
Timed measurements
Measurement results
Events and interrupts
Battery temperature measurement
Monitor battery state of charge
Battery current measurement
Electrical specification
Registers
TASKVBATMEASURE
TASKNTCMEASURE
TASKTEMPMEASURE
TASKVSYSMEASURE
TASKIBATMEASURE
TASKVBUS7MEASURE
TASKDELAYEDVBATMEASURE
ADCCONFIG
ADCNTCRSEL
ADCAUTOTIMCONF
TASKAUTOTIMUPDATE
ADCDELTIMCONF
ADCIBATMEASSTATUS
ADCVBATRESULTMSB
ADCNTCRESULTMSB
ADCTEMPRESULTMSB
ADCVSYSRESULTMSB
ADCGP0RESULTLSBS
ADCVBAT0RESULTMSB
ADCVBAT1RESULTMSB
ADCVBAT2RESULTMSB
ADCVBAT3RESULTMSB
ADCGP1RESULTLSBS
ADCIBATMEASEN
POF — Power-fail comparator
Electrical specification
Registers
POFCONFIG
TIMER — Timer/monitor
Boot monitor
Watchdog timer
Wake-up timer
General purpose timer
Electrical specification
Registers
TIMERSET
TIMERCLR
TIMERTARGETSTROBE
WATCHDOGKICK
TIMERCONFIG
TIMERSTATUS
TIMERHIBYTE
TIMERMIDBYTE
TIMERLOBYTE
Ship and Hibernate modes
Electrical specification
Registers
TASKENTERHIBERNATE
TASKSHPHLDCFGSTROBE
TASKENTERSHIPMODE
TASKRESETCFG
SHPHLDCONFIG
SHPHLDSTATUS
LPRESETCONFIG
RESET — Reset control
TWI — I2C compatible two-wire interface
TWI timing diagram
Electrical specification
Event and interrupt registers
Registers
TASKSWRESET
EVENTSADCSET
EVENTSADCCLR
INTENEVENTSADCSET
INTENEVENTSADCCLR
EVENTSBCHARGER0SET
EVENTSBCHARGER0CLR
INTENEVENTSBCHARGER0SET
INTENEVENTSBCHARGER0CLR
EVENTSBCHARGER1SET
EVENTSBCHARGER1CLR
INTENEVENTSBCHARGER1SET
INTENEVENTSBCHARGER1CLR
EVENTSBCHARGER2SET
EVENTSBCHARGER2CLR
INTENEVENTSBCHARGER2SET
INTENEVENTSBCHARGER2CLR
EVENTSSHPHLDSET
EVENTSSHPHLDCLR
INTENEVENTSSHPHLDSET
INTENEVENTSSHPHLDCLR
EVENTSVBUSIN0SET
EVENTSVBUSIN0CLR
INTENEVENTSVBUSIN0SET
INTENEVENTSVBUSIN0CLR
EVENTSVBUSIN1SET
EVENTSVBUSIN1CLR
INTENEVENTSVBUSIN1SET
INTENEVENTSVBUSIN1CLR
EVENTSGPIOSET
EVENTSGPIOCLR
INTENEVENTSGPIOSET
INTENEVENTSGPIOCLR
Reset and error registers
Registers
TASKCLRERRLOG
SCRATCH0
SCRATCH1
RSTCAUSE
CHARGERERRREASON
CHARGERERRSENSOR
Application
Schematic
Supplying from BUCK
USB port negotiation
Charging and error states
Termination voltage and current
NTC thermistor configuration
Ship mode
Hardware and layout
Pin assignments
QFN32 pin assignments
CSP ball assignments
Mechanical specifications
QFN32 package
CSP package
Reference circuitry
Configuration 1
Configuration 2
Configuration 3
PCB guidelines
PCB layout example
Ordering information
IC marking
Box labels
Order code
Code ranges and values
Product options
Legal notices

The block diagram illustrates the overall system.

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