RC5T619-XXXX NISSHINBO | Alldatasheet

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ER MANAGEMENT SYSTEM DEVICE RC5T619-xxxx Product Brief Rev3 2022.1.1 RC5T619 is the NRND product as of November in 2024.

ER MANAGEMENT SYSTEM DEVICE Rev 3.1 Page2 Tabl e of Contents RC5T619 is the NRND product as of November in 2024.

ER MANAGEMENT SYSTEM DEVICE Rev 3.1 Page3 1. Outline This IC is the power management IC for GPS-PND/MID and Smart-Phone. It integrates five high-efficiency step-down DCDC Converters, twelve low dropout regulators, power control logic, Li-ion Battery Charger, I2C-Bus Interface, voltage detections, thermal shut-down, and etc. 2. Feature

  • System  I2C-Bus interface @3.4MHz and 400kHz  Detector Function (System/IO/Battery-Voltage-detector, UVLO)  Thermal Shutdown Function  Watchdog timer  Power on key input for System’s power up  Power on reset output for CPU  Flexible power-on/off sequence by OTP  Flexible DCDCx and LDOx default-on/off control by OTP
  • High Efficiency Step-down DC/DC Converters  DCDC1-3 0.6V-3.5V Max 3000mA  DCDC4-5 0.6V-3.5V Max 2000mA  Soft-start circuit
  • Low Drop Voltage Regulators  LDO1-4 with ECO 0.9V-3.5V Max 300mA  LDO5-6 with ECO 0.6V-3.5V Max 300mA  LDO7-10 0.9V-3.5V Max 200mA  LDORTC1 1.7-3.5V Max 10mA (AlwaysOn, For coin battery)  LDORTC2 0.9-3.5V Max 10mA (AlwaysOn)  Over current Protection and Short circuit Protection.
  • Li-ion Battery Charger  Supports AC adapter charging and USB charging in an individual port.  With the current limit protection and charge current control.  The system can power on even when Li-ion Battery is low voltage or open.  Rapid timer and Trickle timer.  Power-path control.  Over temperature protection
  • USB External device interface
  • Fuel Gauge  12-bit resolution.  1 second integration.
  • ADC  12-bit resolution A/D converter  Eight channels: LIMMON, VADP, VUSB, VBAT, VSYS, THERMBAT and two external(GPIO) pins.  Single/Auto conversion mode  Detect high/low thresholds which can be set
  • 5ch-GPIO  Supports interrupt function (level/edge) for input signals  Outputs power-on signal for external devices  Power on/off input for System’s power up/down  DCDCx and LDOx can be controlled by external input  GPIO2 can output LDORTC2  GPIO0 and GPIO1 have input to ADC for voltage monitor  GPIO0 and GPIO1 have maximum 15mA sink for LED.
  • Real-Time Clock (RTC)  Alarm function  Backup current 2.0μA (typ)
  • Interrupt Controller (INTC)
  • Package CSP0606-85(0.5mm pitch) or CSP0608-80(0.65mm pitch)
  • Process CMOS RC5T619 is the NRND product as of November in 2024.

ER MANAGEMENT SYSTEM DEVICE Rev 3.1 Page4 3. Block Diagram Fig 3-1 Block Diagram CHG_LX1 CHG_LX2 1.0uH DCDC LDO VOUT1 VOUT2 VOUT3 VOUT5 LDO1 (0.9V-3.5V/300mA) VINL1 4.7uF 4.7uF 4.7uF 1.0uF LDO3 (0.9V-3.5V/300mA) LDO5 (0.6V-3.5V/300mA) LDO2 (0.9V-3.5V/300mA) LDO4 (0.9V-3.5V/300mA) VSBLDORTC1 (1.7V-3.5V/10mA) VINP1 VFB1 LX1 DC/DC1 0.6V-3.5V, 3000mA With DVS & PSM 1.0uH 22uF SDA SCL INTB INTC GPIO0 GPIO1 VREFVREF VUSBUSB 10uF 4.7uF ILP 10uF VSYS1 VSYS2 22uF VSYS THERMBAT VBAT1 VBAT2 Li-ion Batt. VCHGREGA 4.7uF ICP ICM VDDIO CPU I/F I2C 3.4MHz SLEEP PWRON RESETO POWER CONTROL GPIO With Other Function DET 1.0uF VUSBA VCHGREGD1.0uF GPIO2 1.0uF LDORTC2 (0.9V-3.5V/10mA) PMU Control Logic VINDET DC/DC Charge Power Path Control Logic DETBAT IODET TSHUT VOUT4 4.7uF ILM VFB2 LX2 DC/DC2 0.6V-3.5V, 3000mA With DVS & PSM 1.0uH 22uF VINP2 VFB3 LX3 DC/DC3 0.6V-3.5V, 3000mA With DVS & PSM 1.0uH 22uF VINP3 VFB4 LX4 DC/DC4 0.6V-3.5V, 2000mA With DVS & PSM 1.0uH 22uF VINP4 VFB5 LX5 DC/DC5 0.6V-3.5V, 2000mA With DVS & PSM 1.0uH 22uF VINP5 VOUT6 VOUT7 VOUT8 VOUT10 LDO6 (0.6V-3.5V/300mA) 1.0uF 1.0uF 1.0uF 1.0uF LDO8 (0.9V-3.5V/200mA) LDO10 (0.9V-3.5V/200mA) LDO7 (0.9V-3.5V/200mA) LDO9 (0.9V-3.5V/200mA) VOUT9 VINL2 VINL3 GNDUSB GNDUSBA 1.0uF GNDP1 GNDP2 GNDP4 GNDP3 GNDP5 VINL4 GNDAD GNDD GNDA GPIO3 RTC XOUT XIN C32KOUT RTCDET 1.0uF 1.0uF GPIO4 UVLO ECO ECO ECO ECO ECO ECO PRE VINDET 10uF 10uF 10uF 10uF 10uF 1.0uF 1.0uF 1.0uF 20mohm 20mohm 1.0uF Fuel Gauge ADC 12bit USB EXT I/F DP DM VADP1 VADP2 Adapter VADPA GNDADP1 GNDADP2 RC5T619 is the NRND product as of November in 2024.

POWER MANAGEMENT SYSTEM DEVICE Rev3.1 Page5 4. Electrical Characteristics

4.1 Absolute Maximum Ratings

Exposure to the condition exceeded absolute maximum ratings may cause the permanent damages and affect the reliability and safety of both device and systems using the device. The functional operations cannot be guaranteed beyond specified values in the recommended conditions. Symbol Parameter Condition Min Max Units VPS1 Power Supply Voltage 1 VADP*, VUSB* pin -0.3 7.0 V VPS2 Power Supply Voltage 2 VINP1-5, VINL1-4, VSYS1-2, VBAT1-2 pin -0.3 6.0 V VPS3 Power Supply Voltage 3 VDDIO pin -0.3 4.5 V VINPUT Input Voltage Range PWRON, RESETO, INTB, SLEEP pin -0.3 VSYS + 0.3 V SDA, SCL pin -0.3 VDDIO + 0.3 V GPIO0-1 pin -0.3 VSYS + 0.3 / VDDIO + 0.3 V GPIO2-4 pin -0.3 VSYS + 0.3 V AIN0-1(GPIO0-1) pin -0.3 2.8 V Tstg Storage Temperature - -55 125 degrees C Dissipation Ta = 25 degrees C 0 2500 mW Ta = 25 degrees C 0 2200 mW Table 4-1 Absolute Maximum Ratings 25 85 125 degrees C PD[W] 2.5 1.0 Linear derating coefficient =0.025 [W/degrees C] 25 85 125 degrees C PD[W] 2.2 0.88 Linear derating coefficient =0.022 [W/degrees C] Fig 4-1 Maximum Package Allowable Dissipation RC5T619 is the NRND product as of November in 2024.

ER MANAGEMENT SYSTEM DEVICE Rev 3.1 Page6

4.2 Recommendation of Operation Conditions

Symbol Parameter Condition Min Typ Max Units VADP Power Supply Voltage VADP* pin 4.5 5.0 5.5 V VUSB Power Supply Voltage VUSB* pin 4.5 5.0 5.5 V VSYS Power Supply Voltage VINP1-5, VINL1,VINL3, VSYS1-2, VBAT1-2 pin 2.7 3.6 5.5 V VINL2 Power Supply Voltage VINL2,VINL4 1.7 3.6 5.5 V VDDIO Power Supply Voltage VDDIO pin (VSYS>VDDIO) 1.7 1.8 3.4 V VSB Power Supply Voltage VSB pin 1.45 3.1 3.4 V *GND* Ground GND 0 V Ta Temperature of Operation - -40 85 degrees C Tabl e 4-2 Recommendation of Operation Conditions RC5T619 is the NRND product as of November in 2024.

POWER MANAGEMENT SYSTEM DEVICE Rev3.1 Page7

4.3 I/O Electrical Characteristics

Symbol Parameter Condition Min Typ Max Units VSYS NMOS Input Pin: PWRON,SLEEP, GPIO0, GPIO1, GPIO2, GPIO3,GPIO4 VIL Low level input voltage 0.4 V VIH High level input voltage 1.4 VSYS V VSYS Nch Open Drain output Pin : RESETO VOL Low level output voltage Iout = 2mA 0.4 V Vto Tolerant VSYS V VSYS CMOS input/output Pin : GPIO0, GPIO1, GPIO2, GPIO3, GPIO4 VIL Low level input voltage VSYS*0.2 V VIH High level input voltage VSYS*0.8 VSYS V VOL Low level output voltage Iout = 4mA 0.4 V VOH High level output voltage Iout = -4mA VSYS-0.4 V VSYS Nch Open Drain output Pin : INTB, GPIO0, GPIO1, GPIO2, GPIO3, GPIO4 VOL Low level output voltage Iout = 4mA 0.4 V Vto Tolerant VSYS V VSYS Nch Open Drain output Pin: GPIO0, GPIO1(for LED) VOL Low level output voltage Iout = 15mA 0.4 V Vto Tolerant VSYS V Symbol Parameter Condition Min Typ Max Units VDDIO CMOS input Pin (Schmitt Input): SCL VIL Low level input voltage VDDIO*0.3 V VIH High level input voltage VDDIO*0.7 3.4 V ΔVI Hysteresis VDDIO*0.1 V VDDIO CMOS input/output Pin(Schmitt Input / Nch Open Drain output) : SDA VIL Low level input voltage VDDIO*0.3 V VIH High level input voltage VDDIO*0.7 3.4 V ΔVI Hysteresis VDDIO*0.1 V VOL Low level output voltage Iout = 3mA 0.4 V VDDIO CMOS input/output Pin : GPIO0, GPIO1 VIL Low level input voltage VDDIO*0.2 V VIH High level input voltage VDDIO*0.8 VDDIO V VOL Low level output voltage Iout = 4mA 0.4 V VOH High level output voltage Iout = -4mA VDDIO-0.4 V VDDIO CMOS output Pin : C32KOUT VOL Low level output voltage Iout = 2mA 0.4 V VOH High level output voltage Iout = -2mA VDDIO-0.4 V Table 4-3 I/O Electrical Characteristics RC5T619 is the NRND product as of November in 2024.

ER MANAGEMENT SYSTEM DEVICE Rev 3.1 Page8

4.4 Consumption Current

ating Conditions (unless otherwise specified) Ta = 25 degrees C, VIN =3.6V, No-load Symbol Parameter Condition Min Typ Max Units IST Standby current PowerOff (Note*1) 23 μA IOP Operating current PowerOn (Note*1) 560 μA ISLP Sleep current Sleep (Note*1) 138 μA Table 4-4 Consumption Current No te*1) Each condition is below (Not include the current of thermistor) Power-Off Power-On Sleep LDO1 - ○ - LDO2 - ○ - LDO3 - ○ ○(ECO) LDO4 - ○ ○(ECO) LDO5 - ○ - LDO6 - - - LDO7 - - - LDO8 - - - LDO9 - - - LDO10 - - - LDORTC1 ○ ○ ○ LDORTC2 - - - VREF ○ ○ ○ DCDC1 - ○ - DCDC2 - ○ ○(ECO) DCDC3 - - - DCDC4 - - - DCDC5 - - - UVLO ○ ○ ○ VINDET ○ ○ ○ IODET ○ ○ ○ PREVINDET - ○ ○ TSHUT - ○ ○ ADC - - - FuelGauge - ○ ○ VCHGREGD ○ ○ ○ VCHGREGA - ○ ○ CHG_DCDC - - - Internal Logic ○ ○ ○ RC5T619 is the NRND product as of November in 2024.

POWER MANAGEMENT SYSTEM DEVICE Rev3.1 Page9 5. Pin Configuration

5.1 CSP0606-85 Package

Fig 5-1 Package Information (CSP0606-85pin, 0.5mm pitch) A B C D E F G H J K 1 2 3 4 5 6 7 8 9 10 TOP VIEW CSP0606-85 (0.5mm pitch) A NC CHG_LX1 CHG_LX2 VUSB GNDUSBA VSYS1 VBAT1 VINP1 LX1 LX1 B VADP1 VADP2 VUSBA GNDUSB V CHGREGD VSYS2 VBAT2 GNDP1 GNDP1 VINP2 C GNDADP1 GNDADP2 ICP ILP ILM THERMBAT VFB1 VFB2 LX2 LX2 D VADPA VCHGREGA ICM GNDAD GPIO0 VFB3 GNDP2 E VINP4 VFB4 GNDA GNDD GPIO1 GNDP3 F LX4 INTB PWRON SCL LX3 LX3 G GNDP4 GPIO3 SLEEP SDA C32KOUT VINP3 H GNDP5 VFB5 RESETO VINL4 VINL3 VINL1 VINL2 VDDIO VREF XOUT J LX5 GPIO4 VOUT9 VOUT4 VOUT1 VOUT2 VOUT8 DM VSB XIN K NC VINP5 VOUT10 VOUT6 VOUT3 VOUT5 VOUT7 DP GPIO2 TESTEN 1 2 3 4 5 6 7 8 9 10 TOP VIEW CSP0606-85 (0.5mm pitch) RC5T619 is the NRND product as of November in 2024.

POWER MANAGEMENT SYSTEM DEVICE Rev3.1 Page10

5.2 CSP0608-80 Package

Fig 5-2 Package Information (CSP0608-80pin, 0.65mm pitch) A B C D E F G H J K 1 2 3 4 5 6 7 8 TOP VIEW (CSP0608-80：0.65mm pitch) TOP VIEW (CSP0608-80：0.65mm pitch) A VADP2 CHG_LX2 CHG_LX1 VUSB VSYS1 VBAT1 VINP1 LX1 B VADP1 GNDUSB GNDUSBA VCHGREGD VSYS2 VBAT2 GNDP1 VINP2 C GNDADP1 GNDADP2 VUSBA ILP ILM VFB1 VFB2 LX2 D VADPA VCHGREGA ICM GNDAD THERMBAT GPIO0 VFB3 GNDP2 E VINP4 VFB4 ICP PWRON GPIO1 SDA SCL GNDP3 F LX4 GPIO4 GNDA SLEEP RESETO VDDIO GNDD LX3 G GNDP4 VFB5 VINL4 VINL3 VINL1 GPIO2 C32KOUT VINP3 H GNDP5 GPIO3 VOUT9 VOUT1 VINL2 VOUT7 VREF XOUT J LX5 INTB VOUT10 VOUT4 VOUT2 DM VSB XIN K NC VINP5 VOUT6 VOUT3 VOUT5 DP VOUT8 TESTEN 1 2 3 4 5 6 7 8 RC5T619 is the NRND product as of November in 2024.

Rev3.1 Page11 6. Pin Description CSP0606-85 CSP0608-80 Digital CPU_IF SDA G8 E6 I2C-Bus Data input/Output I/O D I - VDDIO+0.3 Sc hmitt, NOD CPU_IF SCL F8 E7 I2C-Bus Clock input I D I - VDDIO+0.3 CMO S RTC C32KOUT G9 G7 32.768kHz clock buffer output O D O Clock-out VD DIO+0.3 CMOS Power PWRON F3 E4 External power on signal input I D I - VSYS+0.3 1.4V t o VSYS Power SLEEP G3 F4 Stand-by mode control signal input I D I - VSYS+0.3 1.4V t o VSYS Power RESETO H3 F5 Host Reset output O D O Low VSYS+0.3 NOD INTC INTB F2 J2 Interrupt request output O D O Hi-z VSYS+0.3 NOD GPIO GPIO0 D8 D6 General purpose I/O I/O D VSYS+0.3 /DDIO+0.3 Note*3 GPIO GPIO1 E9 E5 General purpose I/O I/O D VSYS+0.3 /DDIO+0.3 Note*3 GPIO GPIO2 K9 G6 General purpose I/O I/O D VSYS+0.3 Note*3 GPIO GPIO3 G2 H2 General purpose I/O I/O D VSYS+0.3 Note*3 GPIO4 J2 F2 General purpose I/O I/O D VSYS+0.3 Note*3 TEST TESTEN K10 K8 for TEST (Connect to GND) I D I PD VSYS+0.3 CMOS Schmi tt Note*1: Reset State: RESETO=Low. Note*2:Vinmax:Maximum input voltage Note*3:GP IO0-GPIO4 : "Input" or "Output" is selectable by OTP. Input/Output type (CMOS or NMOS or Analog or Nch Open Drain Output) is selectable by OTP. CSP0606-85 CSP0608-80 RTC VSB J9 J7 Coin-charger output (Power supply for RTC) O A XOUT H10 H8 32.768kHz crystal oscillator output O A RTC XIN J10 J8 32.768kHz crystal oscillator Input I A CSP0606-85 CSP0608-80 Power Supply Power VDDIO H8 F6 Power supply for CPU IF - P Power GNDD E8 F7 GND for Logic circuit - G GNDAD D4 D4 Ground for ADC - G Power GNDA E3 F3 Ground for Analog circuit - G CSP0606-85 CSP0608-80 DCDC DCDC1 VINP1 A8 A7 Power supply for DC/DC1 - P DCDC1 LX1 A9,A10 A8 DC/DC1 switch output O A DCDC1 VFB1 C7 C6 DC/DC1 Output voltage feedback input I/O A DCDC1 GNDP1 B8,B9 B7 Ground for DC/DC1 - G DCDC2 VINP2 B10 B8 Power supply for DC/DC2 - P DCDC2 LX2 C9,C10 C8 DC/DC2 switch output O A DCDC2 VFB2 C8 C7 DC/DC2 Output voltage feedback input I/O A DCDC2 GNDP2 D10 D8 Ground for DC/DC2 - G DCDC3 VINP3 G10 G8 Power supply for DC/DC3 - P DCDC3 LX3 F9,F10 F8 DC/DC3 switch output O A DCDC3 VFB3 D9 D7 DC/DC3 Output voltage feedback input I/O A DCDC3 GNDP3 E10 E8 Ground for DC/DC3 - G DCDC4 VINP4 E1 E1 Power supply for DC/DC4 - P DCDC4 LX4 F1 F1 DC/DC4 switch output O A DCDC4 VFB4 E2 E2 DC/DC4 Output voltage feedback input I/O A DCDC4 GNDP4 G1 G1 Ground for DC/DC4 - G DCDC5 VINP5 K2 K2 Power supply for DC/DC5 - P DCDC5 LX5 J1 J1 DC/DC5 switch output O A DCDC5 VFB5 H2 G2 DC/DC5 Output voltage feedback input I/O A DCDC5 GNDP5 H1 H1 Ground for DC/DC5 - G Note*3 Block Pin Name Pin Function I/O D/A Note Block Pin Name Function Pin I/O D/A Note I/O D/A NoteBlock Pin Name Function Pin Note*3 Note*3 Vinmax [V] (Note*2) Note*3 Pin Note*3 Reset State (Note*1)Block Pin Name Function NoteI/O D/A RC5T619 is the NRND product as of November in 2024.

ER MANAGEMENT SYSTEM DEVICE Rev 3.1 Page12 Table 6-1 Pin Description CSP0606-85 CSP0608-80 LDO LDO VINL1 H6 G5 Power supply for DCDC analog,LDO1,LDO2,LDORTC1,2,VREF,DET,IO and etc - P LDO VINL2 H7 H5 Power supply for LDO5,LDO7 and LDO8 - P LDO VINL3 H5 G4 Power supply for LDO3 and LDO4 - P LDO VINL4 H4 G3 Power supply for LDO6,LDO9 and LDO10 - P LDO VOUT1 J5 H4 LDO1 output O A LDO VOUT2 J6 J5 LDO2 output O A LDO VOUT3 K5 K4 LDO3 output O A LDO VOUT4 J4 J4 LDO4 output O A LDO VOUT5 K6 K5 LDO5 output O A LDO VOUT6 K4 K3 LDO6 output O A LDO VOUT7 K7 H6 LDO7 output O A LDO VOUT8 J7 K7 LDO8 output O A LDO VOUT9 J3 H3 LDO9 output O A LDO VOUT10 K3 J3 LDO10 output O A LDO VREF H9 H7 Bypass capacitor connecting pin O A CSP0606-85 CSP0608-80 Charger EXT I/F DP K8 K6 DP pin of the USB connector I A EXT IF DM J8 J6 DM pin of the USB connector I A Charger VADP1 B1 B1 Connected to AC Adapter - P Charger VADP2 B2 A1 Connected to AC Adapter - P Charger VADPA D1 D1 Connected to AC Adapter - P Charger VUSB A4 A4 Connected to USB - P Charger VUSBA B3 C3 Connected to USB - P Charger CHG_LX1 A2 A3 Output VADP side for charge O A Charger CHG_LX2 A3 A2 Output VUSB side for charge O A Charger ILP C4 C4 Sense resistance connection pin for limit current monitor (+) I A Charger ILM C5 C5 Sense resistance connection pin for limit current monitor (+) I A Charger VSYS1 A6 A5 System power supply - P Charger VSYS2 B6 B5 System power supply - P Charger VBAT1 A7 A6 Li-ion battery input/output - P Charger VBAT2 B7 B6 Li-ion battery input/output - P Charger VCHGREGA D2 D2 Capacitor connection for built-in Regulator O A Charger VCHGREGD B5 B4 Capacitor connection for built-in Regulator O A Charger THERMBAT C6 D5 Sense pins for Battery temperature I A Charger ICP C3 E3 Sense resistance connection pin for charge current monitor (+) I A Charger ICM D3 D3 Sense resistance connection pin for charge current monitor (-) I A Charger GNDADP1 C1 C1 Ground - G Charger GNDADP2 C2 C2 Ground - G Charger GNDUSB B4 B2 Ground - G Charger GNDUSBA A5 B3 Ground - G Connect only Capacitor load Pin Block Pin Name Function I/O D/A Note I/O D/A Note Pin Block Pin Name Function RC5T619 is the NRND product as of November in 2024.

POWER MANAGEMENT SYSTEM DEVICE Rev3.1 Page13 7. Power Control This PMU has the power-on/off sequence that can be flexibly set by OTP. The default on/off, timing, and voltage of DCDCx and LDOx are programmable. In addition, GPIO0-GPIO4 pins output the power -on/off signal to external LDO/DCDC by the setting of OTP.

7.1 State Machine Diagram

LDO/DCDCs turn on sequentially depend on the setting registers or by OTP. POWEROFF SEQUENCE POWERON RESETO => LOW and LDO/DCDCs turn off sequentially RESETO => HIGH REPON Timer expired Detects the power-off factor or detects the repower-on factor SLEEP SLEEP EXIT SEQUENCE SLEEP ENTRY SEQUENCE Detects the repower-on factor REPOWERON SEQUENCE VDDIO < IODET during POWERON SEQUENCE LDO/DCDCs turn on sequentially Detects the sleep exit factor LDO/DCDCs turn off sequentially Detects the sleep entry factor RESETO negates sequentially if VDDIO pin voltage rises to the recovery voltage, and the crystal oscillator is stabilized. Does not detect the repower-on factor during POWEROFF SEQUENCE Detects the power-on factor STANDBY VSYS > VINDET recovery voltage VSYS VINDET detection voltage Thermal shutdown, Detects the IODET, Detects the DCDC_OC and Writes “1” to DCnLIMSDEN bit NOSUPPLY (BUCKUP) VSYS UVLO detection voltage VSYS > UVLO recovery voltage Any State Detects the power-off factor and writes “1” to SLP_TO_OFFSEQ bit Fig 7-1 Power Control State Machine Diagram RC5T619 is the NRND product as of November in 2024.

POWER MANAGEMENT SYSTEM DEVICE Rev3.1 Page14 8. Regulator

8.1 Regulator Table

Symbol DCDC1 DCDC2 DCDC3 DCDC4 DCDC5 Maximum Output Current 3000mA 3000mA 3000mA 2000mA 2000mA External Inductor 1μH 1μH 1μH 1μH 1μH External Capacitor 22μF 22μF 22μF 22μF 22μF Output Control I2C I2C I2C I2C I2C Table 8-1 Regulator Table (DC/DC) Symbol LDO1 LDO2 LDO3 LDO4 LDO5 Maximum Output Current 300mA 300mA 300mA 300mA 300mA External Capacitor 4.7μF 4.7μF 4.7μF 4.7μF 1μF Output Control I2C I2C I2C I2C I2C Symbol LDO6 LDO7 LDO8 LDO9 LDO10 Maximum Output Current 300mA 200mA 200mA 200mA 200mA External Capacitor 1μF 1μF 1μF 1μF 1μF Output Control I2C I2C I2C I2C I2C Symbol LDORTC1 LDORTC2 Initial Output Voltage 1.7-3.5V 0.9-3.5V Maximum Output Current 10mA 10mA External Capacitor 1uF 1uF Output Control Always On Always On Table 8-2 Regulator Table (LDO) RC5T619 is the NRND product as of November in 2024.

ER MANAGEMENT SYSTEM DEVICE Rev 3.1 Page15 9. Li-ion Battery Charger This PMU integrates Li-ion battery charger with the power path control and supports the following functions.  Two external power input ports. (VADP port for AC adapter, VUSB port for USB bus power)  The charging current limit setting for the battery. (max 1.8A)  The output current limit setting for system load. (max 2.5A for AC adapter input)  Integrated MOSFET of battery side. (No external MOSFET required.)  The full charging voltage setting for the various batteries. (from 4.05V to 4.35V)  The thermistor monitor for voltage control compliant with JEITA.

9.1 Li-ion Battery Charger Block Diagram

CHG_LX1/2 ICPICM THERMBAT VBAT1/2 ILP ILM VSYS1/2 10uF 4.7uF 1uF 1uF 20mΩ 1uH 10uF 20mΩ 4.7uF 22uF Thermistor GNDADP1/2 GNDUSB/A LIMMON Fig 9-1 Li-ion Battery Charger Block Diagram RC5T619 is the NRND product as of November in 2024.

POWER MANAGEMENT SYSTEM DEVICE Rev3.1 Page16 10. USB External Device Interface This PMU integrates the external device detection function module. The devices that are compliant with USB Battery Charging Specification Rev.1.2 are called "Generic Charger" in this document. The others are called “Particular Charger” in this document. This function is the following features. - Compliant with USB Battery Charging Specification Rev.1.2 (other than ID detection) - Capable of detecting the devices with the programmable setting. - Control the DP/DM for detecting the external device port

10.1 Block Diagram

IDP_SRC ID_SINK VD_SRC 3.0V ↓ID_SINK VDAT_REF VLGC DAC Logic VCHGREGD DP DM VLGC RDP_DWN RDM_DWN VUSBA LDO 3.0V Fig 10-1 USB External Device Interface Block diagram RC5T619 is the NRND product as of November in 2024.

ER MANAGEMENT SYSTEM DEVICE Rev 3.1 Page17 11. Fuel Gauge This PMU integrates a Fuel Gauge. - Battery Fuel Gauge for 1-S eries Li-ion applications - Measure battery voltage and temperature by AD converter (12bit) - Measure battery current by original coulomb counter include offset cancel circuit - Calculate remaining battery capacity compensate change that depends on temperature and aging - Predict remaining battery life at present rate of discharge - Predict remaining time until battery reaches full charge - Display battery aging state

11.1 Fuel Gauge Block Diagram

32.768 kHz State machine Counter SOC calculation Calculator From/To Internal Register Interrupt VCHGREGA Fig 11-

1 Fuel Gauge Block diagram

RC5T619 is the NRND product as of November in 2024.

ER MANAGEMENT SYSTEM DEVICE Rev 3.1 Page18 12. Real -Time Clock (RTC) This PMU RTC has the following features; - Ti me counters (counting hours, minutes, and seconds) and calendar counters (counting years, months, days, and weeks) (in BCD format) - Interrupt circuit configured to generate interrupt signals (with interrupts ranging from 0.5 seconds to 1 month) to the CPU and provided with an interrupt flag and an interrupt halt - One alarm interrupt circuit (Alarm_D for year, month, day, hour, minute and second alarm settings) - Built-in voltage detector - With Power-on flag - 32-kHz clock output pin (CMOS output.) - Automatic identification of leap years up to the year 2099 - Selectable 12-hour and 24-hour mode settings - High precision oscillation adjustment circuit

12.1 Block Diagram

1.7-3.5V 10mA RTCDET 1.45V OSCREG XIN Oscillation halt sensing VINL1 Real-Time Clock Periodic interrupt Alram_D RTC interrupt (to INTC) Clock output enable (IODET & Register) 32-kHz clock (32.768kHz) VSB GPIO0,1 (Option by OTP) Internal Oscilator (OSC32k) VDET XST SW Fig 12-

1 Real-Time Clock Block Diagram

RC5T619 is the NRND product as of November in 2024.

ER MANAGEMENT SYSTEM DEVICE Rev 3.1 Page19 13. ADC This PMU has 12-bit A/D converter with 8-channel multiplexer. -The eight inputs are LIMMON, VBAT, VADP, VUSB, VSYS, THERMBAT and two external pins. -Built in voltage divider (VBAT, VADP, VUSB and VSYS). -Single-mode / Auto-mode with the average calculation. -In single-mode, ADC generates the interrupt signal at the end of conversion. -In auto-mode, the interval of each conversion is programmable. - In auto-mode, High/Low thresholds for ADC conversion result to generate the interrupt signal.

13.1 Block Diagram

(Reference:2.5V) Conversion Data VCHGREGA ADC Control Circuit VSYS Clock AMP ADC ON/OFF MUX (AIN1) GPIO0 (AIN0) THERMBAT (VTHM) (VADP) (VSYS) (VBAT) (VUSB) Charger VUSB VADP VBAT (LIMMON)ILP ILM Fig 13-

1 ADC Block Diagram

RC5T619 is the NRND product as of November in 2024.

POWER MANAGEMENT SYSTEM DEVICE Rev3.1 Page20 14. GPIO This PMU supports five channels of general purpose input/output. GPIO0,1,2,3,4 pins have the function selected by OTP as shown below. Name Function Input, *1,*2 Output, *1,*2 Power,*3 GPIO 0 1 2 3 4 AIN0 ADC Input A - - ○ - - - - AIN1 ADC Input A - - - ○ - - - N_OE External power off N - VSYS or GPIO0 General purpose I/O C or N C or N VSYS or VDDIO ○ - - - - GPIO1 General purpose I/O C or N C or N VSYS or VDDIO - ○ - - - GPIO2 General purpose I/O C or N C or N VSYS - - ○ - - GPIO3 General purpose I/O C or N C or N VSYS - - - ○ - GPIO4 General purpose I/O C or N C or N VSYS - - - - ○ ONOB PWRON pin monitor. - N VSYS ○ ○ ○ ○ ○ PSO0 Power-on signal output function - C or N VSYS or VDDIO ○ - - - - PSO1 Power-on signal output function C or N VSYS or VDDIO - ○ - - - PSO2 Power-on signal output function C or N VSYS - - ○ - - PSO3 Power-on signal output function C or N VSYS - - - ○ - PSO4 Power-on signal output function C or N VSYS - - - - ○ VBUSDET VBUS voltage detector output - N VSYS ○ ○ ○ ○ ○ VBATDET VBAT voltage detector output - N VSYS ○ ○ ○ ○ ○ LDORTC2 LDORTC2 output - A - - - ○ - - C32KOUT 32 kHz clock output function - C or N VSYS or VDDIO ○ ○ - - - LED LED function - N VSYS ○ ○ - - - PSHOLD PSHOLD (power-on hold) function N - VSYS ○ ○ ○ ○ ○ ON_EXTIN External input for on factor N - VSYS ○ ○ ○ ○ ○ **EXON External LDO*/DCDC* on/off input N - VSYS *4 *4 *4 *4 *4 Note*1: Explanation of column of “Input” and “Output” : A : Analog Input/Output. C : CMOS Input/Output. N : NMOS Input(VSYS only)/ Nch Open Drain Output. Note*2: CMOS Output or Nch Open Drain Output is selectable by OTP. Note*3: VSYS or VDDIO is selectable by OTP. Note*4: Refer to the chapter of Mode. Table 14-1 The function of GPIO0-4 pins RC5T619 is the NRND product as of November in 2024.

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