ZHCSGD8A May   2017  – May 2018

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      703A I2C
  4. 4 修订历史记录
  5. 5 说明 （续）
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Timing Requirements
    7. 7.7 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Power-Up from Battery Without DC Source
      2. 8.3.2 Power-Up From DC Source
        1. 8.3.2.1 CHRG_OK Indicator
        2. 8.3.2.2 Input Voltage and Current Limit Setup
        3. 8.3.2.3 Battery Cell Configuration
        4. 8.3.2.4 Device Hi-Z State
      3. 8.3.3 USB On-The-Go (OTG)
      4. 8.3.4 Converter Operation
        1. 8.3.4.1 Inductor Setting through IADPT Pin
        2. 8.3.4.2 Continuous Conduction Mode (CCM)
        3. 8.3.4.3 Pulse Frequency Modulation (PFM)
      5. 8.3.5 Current and Power Monitor
        1. 8.3.5.1 High-Accuracy Current Sense Amplifier (IADPT and IBAT)
        2. 8.3.5.2 High-Accuracy Power Sense Amplifier (PSYS)
      6. 8.3.6 Input Source Dynamic Power Manage
      7. 8.3.7 Two-Level Adapter Current Limit (Peak Power Mode)
      8. 8.3.8 Processor Hot Indication
        1. 8.3.8.1 PROCHOT During Low Power Mode
        2. 8.3.8.2 PROCHOT Status
      9. 8.3.9 Device Protection
        1. 8.3.9.1 Watchdog Timer
        2. 8.3.9.2 Input Overvoltage Protection (ACOV)
        3. 8.3.9.3 Input Overcurrent Protection (ACOC)
        4. 8.3.9.4 System Overvoltage Protection (SYSOVP)
        5. 8.3.9.5 Battery Overvoltage Protection (BATOVP)
        6. 8.3.9.6 Battery Short
        7. 8.3.9.7 Thermal Shutdown (TSHUT)
    4. 8.4 Device Functional Modes
      1. 8.4.1 Forward Mode
        1. 8.4.1.1 System Voltage Regulation with Narrow VDC Architecture
        2. 8.4.1.2 Battery Charging
      2. 8.4.2 USB On-The-Go
    5. 8.5 Programming
      1. 8.5.1 I2C Serial Interface
        1. 8.5.1.1 Data Validity
        2. 8.5.1.2 START and STOP Conditions
        3. 8.5.1.3 Byte Format
        4. 8.5.1.4 Acknowledge (ACK) and Not Acknowledge (NACK)
        5. 8.5.1.5 Slave Address and Data Direction Bit
        6. 8.5.1.6 Single Read and Write
        7. 8.5.1.7 Multi-Read and Multi-Write
        8. 8.5.1.8 Write 2-Byte I2C Commands
    6. 8.6 Register Map
      1. 8.6.1  Setting Charge and PROCHOT Options
        1. 8.6.1.1 ChargeOption0 Register (I2C address = 01/00h) [reset = E20Eh]
          1. Table 5. ChargeOption0 Register (I2C address = 01h) Field Descriptions
          2. Table 6. ChargeOption0 Register (I2C address = 00h) Field Descriptions
        2. 8.6.1.2 ChargeOption1 Register (I2C address = 31/30h) [reset = 211h]
          1. Table 7. ChargeOption1 Register (I2C address = 31h) Field Descriptions
          2. Table 8. ChargeOption1 Register (I2C address = 30h) Field Descriptions
        3. 8.6.1.3 ChargeOption2 Register (I2C address = 33/32h) [reset = 2B7]
          1. Table 9.  ChargeOption2 Register (I2C address = 33h) Field Descriptions
          2. Table 10. ChargeOption2 Register (I2C address = 32h) Field Descriptions
        4. 8.6.1.4 ChargeOption3 Register (I2C address = 35/34h) [reset = 0h]
          1. Table 11. ChargeOption3 Register (I2C address = 35h) Field Descriptions
          2. Table 12. ChargeOption3 Register (I2C address = 34h) Field Descriptions
        5. 8.6.1.5 ProchotOption0 Register (I2C address = 37/36h) [reset = 04A54h]
          1. Table 13. ProchotOption0 Register (I2C address = 37h) Field Descriptions
          2. Table 14. ProchotOption0 Register (I2C address = 36h) Field Descriptions
        6. 8.6.1.6 ProchotOption1 Register (I2C address = 39/38h) [reset = 8120h]
          1. Table 15. ProchotOption1 Register (I2C address = 39h) Field Descriptions
          2. Table 16. ProchotOption1 Register (I2C address = 38h) Field Descriptions
        7. 8.6.1.7 ADCOption Register (I2C address = 3B/3Ah) [reset = 2000h]
          1. Table 17. ADCOption Register (I2C address = 3Bh) Field Descriptions
          2. Table 18. ADCOption Register (I2C address = 3Ah) Field Descriptions
      2. 8.6.2  Charge and PROCHOT Status
        1. 8.6.2.1 ChargerStatus Register (I2C address = 21/20h) [reset = 0000h]
          1. Table 19. ChargerStatus Register (I2C address = 21h) Field Descriptions
          2. Table 20. ChargerStatus Register (I2C address = 20h) Field Descriptions
        2. 8.6.2.2 ProchotStatus Register (I2C address = 23/22h) [reset = 0h]
          1. Table 21. ProchotStatus Register (I2C address = 23h) Field Descriptions
          2. Table 22. ProchotStatus Register (I2C address = 22h) Field Descriptions
      3. 8.6.3  ChargeCurrent Register (I2C address = 03/02h) [reset = 0h]
        1. Table 23. Charge Current Register (14h) With 10-mΩ Sense Resistor (I2C address = 03h) Field Descriptions
        2. Table 24. Charge Current Register (14h) With 10-mΩ Sense Resistor (I2C address = 02h) Field Descriptions
        3. 8.6.3.1   Battery Pre-Charge Current Clamp
      4. 8.6.4  MaxChargeVoltage Register (I2C address = 05/04h) [reset value based on CELL_BATPRESZ pin setting]
        1. Table 25. MaxChargeVoltage Register (I2C address = 05h) Field Descriptions
        2. Table 26. MaxChargeVoltage Register (I2C address = 04h) Field Descriptions
      5. 8.6.5  MinSystemVoltage Register (I2C address = 0D/0Ch) [reset value based on CELL_BATPRESZ pin setting]
        1. Table 27. MinSystemVoltage Register (I2C address = 0Dh) Field Descriptions
        2. Table 28. MinSystemVoltage Register (I2C address = 0Ch) Field Descriptions
        3. 8.6.5.1   System Voltage Regulation
      6. 8.6.6  Input Current and Input Voltage Registers for Dynamic Power Management
        1. 8.6.6.1 Input Current Registers
          1. 8.6.6.1.1 IIN_HOST Register With 10-mΩ Sense Resistor (I2C address = 0F/0Eh) [reset = 4000h]
            1. Table 29. IIN_HOST Register With 10-mΩ Sense Resistor (I2C address = 0Fh) Field Descriptions
            2. Table 30. IIN_HOST Register With 10-mΩ Sense Resistor (I2C address = 0Eh) Field Descriptions
          2. 8.6.6.1.2 IIN_DPM Register With 10-mΩ Sense Resistor (I2C address = 25/24h) [reset = 0h]
            1. Table 31. IIN_DPM Register With 10-mΩ Sense Resistor (I2C address = 25h) Field Descriptions
            2. Table 32. IIN_DPM Register With 10-mΩ Sense Resistor (I2C address = 24h) Field Descriptions
          3. 8.6.6.1.3 InputVoltage Register (I2C address = 0B/0Ah) [reset = VBUS-1.28V]
            1. Table 33. InputVoltage Register (I2C address = 0Bh) Field Descriptions
            2. Table 34. InputVoltage Register (I2C address = 0Ah) Field Descriptions
      7. 8.6.7  OTGVoltage Register (I2C address = 07/06h) [reset = 0h]
        1. Table 35. OTGVoltage Register (I2C address = 07h) Field Descriptions
        2. Table 36. OTGVoltage Register (I2C address = 06h) Field Descriptions
      8. 8.6.8  OTGCurrent Register (I2C address = 09/08h) [reset = 0h]
        1. Table 37. OTGCurrent Register (I2C address = 09h) Field Descriptions
        2. Table 38. OTGCurrent Register (I2C address = 08h) Field Descriptions
      9. 8.6.9  ADCVBUS/PSYS Register (I2C address = 27/26h)
        1. Table 39. ADCVBUS/PSYS Register (I2C address = 27h) Field Descriptions
        2. Table 40. ADCVBUS/PSYS Register (I2C address = 26h) Field Descriptions
      10. 8.6.10 ADCIBAT Register (I2C address = 29/28h)
        1. Table 41. ADCIBAT Register (I2C address = 29h) Field Descriptions
        2. Table 42. ADCIBAT Register (I2C address = 28h) Field Descriptions
      11. 8.6.11 ADCIINCMPIN Register (I2C address = 2B/2Ah)
        1. Table 43. ADCIINCMPIN Register (I2C address = 2Bh) Field Descriptions
        2. Table 44. ADCIINCMPIN Register (I2C address = 2Ah) Field Descriptions
      12. 8.6.12 ADCVSYSVBAT Register (I2C address = 2D/2Ch)
        1. Table 45. ADCVSYSVBAT Register (I2C address = 2Dh) Field Descriptions
        2. Table 46. ADCVSYSVBAT Register (I2C address = 2Ch) Field Descriptions
      13. 8.6.13 ID Registers
        1. 8.6.13.1 ManufactureID Register (I2C address = 2Eh) [reset = 0040h]
          1. Table 47. ManufactureID Register Field Descriptions
        2. 8.6.13.2 Device ID (DeviceAddress) Register (I2C address = 2Fh) [reset = 0h]
          1. Table 48. Device ID (DeviceAddress) Register Field Descriptions
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 ACP-ACN Input Filter
        2. 9.2.2.2 Inductor Selection
        3. 9.2.2.3 Input Capacitor
        4. 9.2.2.4 Output Capacitor
        5. 9.2.2.5 Power MOSFETs Selection
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
      1. 11.2.1 Layout Consideration of Current Path
      2. 11.2.2 Layout Consideration of Short Circuit Protection
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 第三方米6体育平台手机版_好二三四免责声明
    2. 12.2 文档支持
      1. 12.2.1 相关文档
    3. 12.3 接收文档更新通知
    4. 12.4 社区资源
    5. 12.5 商标
    6. 12.6 静电放电警告
    7. 12.7 术语表
  13. 13机械、封装和可订购信息
    1. 13.1 Package Option Addendum
      1. 13.1.1 Packaging Information
      2. 13.1.2 Tape and Reel Information

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

7.5 Electrical Characteristics

over TJ = –40 to 125°C (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
VINPUT_OP Input voltage operating range 3.5 26 V
REGULATION ACCURACY
MAX SYSTEM VOLTAGE REGULATION
VSYSMAX_RNG System voltage regulation, measured on VSYS 1.024 19.2 V
VSYSMAX_ACC System voltage regulation accuracy (charge disable) REG0x05/04() = 0x41A0H (16.800 V) VSRN + 160 mV V
–2% 2%
REG0x05/04() = 0x3130H (12.592 V) VSRN + 160 mV V
–2% 2%
REG0x05/04() = 0x20D0H (8.400 V) VSRN + 160 mV V
–3% 3%
REG0x05/04() = 0x1060H (4.192 V) VSRN + 160 mV V
–3% 3%
MINIMUM SYSTEM VOLTAGE REGULATION
VSYSMIN_RNG System voltage regulation, measured on VSYS 1.024 19.2 V
VSYSMIN_REG_ACC Minimum system voltage regulation accuracy (charge enable, VBAT below REG0x0D/0C() setting) REG0x0D/0C() = 0x3000H 12.288 V
–2% 2%
REG0x0D/0C() = 0x2400H 9.216 V
–2% 2%
REG0x0D/0C() = 0x1800H 6.144 V
–3% 3%
REG0x0D/0C() = 0x0E00H 3.584 V
–3% 4%
CHARGE VOLTAGE REGULATION
VBAT_RNG Battery voltage regulation 1.024 19.2 V
VBAT_REG_ACC Battery voltage regulation accuracy (charge enable) (0°C to 85°C) REG0x05/04() = 0x41A0H 16.8 V
–0.5% 0.5%
REG0x05/04() = 0x3130H 12.592 V
–0.5% 0.5%
REG0x05/04() = 0x20D0H 8.4 V
–0.6% 0.6%
REG0x05/04() = 0x1060H 4.192 V
–1.1% 1.2%
CHARGE CURRENT REGULATION IN FAST CHARGE
VIREG_CHG_RNG Charge current regulation differential voltage range VIREG_CHG = VSRP – VSRN 0 81.28 mV
ICHRG_REG_ACC Charge current regulation accuracy 10-mΩ current sensing resistor, VBAT above 0x0D/0C() setting (0°C to 85°C) REG0x03/02() = 0x1000H 4096 mA
–3% 2%
REG0x03/02() = 0x0800H 2048 mA
–4% 3%
REG0x03/02() = 0x0400H 1024 mA
–5% 6%
REG0x03/02() = 0x0200H 512 mA
–12% 12%
CHARGE CURRENT REGULATION IN LDO MODE
ICLAMP Pre-charge current clamp CELL 2s-4s 384 mA
CELL 1 s, VSRN < 3 V 384 mA
CELL 1 s, 3 V < VSRN < VSYSMIN 2 A
IPRECHRG_REG_ACC Pre-charge current regulation accuracy with 10-Ω SRP/SRN series resistor, VBAT below REG0x0D/0C() setting (0°C to 85°C) REG0x03/02() = 0x0180H 384 mA
2S-4S –15% 15%
1S –25% 25%
REG0x03/02() = 0x0100H 256 mA
2S-4S –20% 20%
1S –35% 35%
REG0x03/02() = 0x00C0H 192 mA
2S-4S –25% 25%
1S –50% 50%
REG0x03/02() = 0x0080H 128 mA
2S-4S –30% 30%
ILEAK_SRP_SRN SRP, SRN leakage current mismatch (0°C to 85°C) –12 10 µA
INPUT CURRENT REGULATION
VIREG_DPM_RNG Input current regulation differential voltage range VIREG_DPM = VACP – VACN 0.5 64 mV
IDPM_REG_ACC Input current regulation accuracy (–40°C to 105°C) with 10-mΩ ACP/ACN series resistor REG0x0F/0E() = 0x4FFFH 3820 4000 mA
REG0x0F/0E() = 0x3BFFH 2830 3000 mA
REG0x0F/0E() = 0x1DFFH 1350 1500 mA
REG0x0F/0E() = 0x09FFH 340 500 mA
ILEAK_ACP_ACN ACP, ACN leakage current mismatch –16 10 µA
VIREG_DPM_RNG_ILIM Voltage Range for input current regulation 1 4 V
IDPM_REG_ACC_ILIM Input Current Regulation Accuracy on ILIM_HIZ pin VILIM_HIZ = 1 V + 40 × IDPM × RAC with 10-mΩ ACP/ACN series resistor VILIM_HIZ = 2.6 V 3800 4000 4200 mA
VILIM_HIZ = 2.2 V 2800 3000 3200 mA
VILIM_HIZ = 1.6 V 1300 1500 1700 mA
VILIM_HIZ = 1.2 V 300 500 700 mA
ILEAK_ILIM ILIM_HIZ pin leakage –1 1 µA
INPUT VOLTAGE REGULATION
VIREG_DPM_RNG Input voltage regulation range Voltage on VBUS 3.2 19.52 V
VDPM_REG_ACC Input voltage regulation accuracy REG0x0B/0A()=0x3C80H 18688 mV
–2% 2%
REG0x0B/0A()=0x1E00H 10880 mV
–2.5% 2.5%
REG0x0B/0A()=0x0500H 4480 mV
–3% 5%
OTG CURRENT REGULATION
VIOTG_REG_RNG Input current regulation differential voltage range VIREG_DPM = VACP – VACN 0 81.28 mV
IOTG_ACC Input current regulation accuracy with 50-mA LSB, with 10-Ω ACP/ACN series resistor REG0x09/08() = 0x3C00H 2800 3000 3200 mA
REG0x09/08() = 0x1E00H 1300 1500 1700 mA
REG0x09/08() = 0x0A00H 300 500 700 mA
OTG VOLTAGE REGULATION
VIREG_DPM_RNG Input voltage regulation range Voltage on VBUS 4.48 20.8 V
VOTG_REG_ACC OTG voltage regulation accuracy REG0x07/06()=0x3CC0H 20.032 V
–2% 2%
REG0x07/06()=0x1D80H 12.032 V
–2% 2%
REG0x07/06()=0x0240H 5.056 V
–3% 3%
REFERENCE AND BUFFER
REGN REGULATOR
VREGN_REG REGN regulator voltage (0 mA–60 mA) VVBUS = 10 V 5.7 6 6.3 V
VDROPOUT REGN voltage in drop out mode VVBUS = 5 V, ILOAD = 20 mA 3.8 4.3 4.6 V
IREGN_LIM_Charging REGN current limit when converter is enabled VVBUS = 10 V, force VREGN = 4 V 50 65 mA
CREGN REGN output capacitor required for stability ILOAD = 100 µA to 50 mA 2.2 µF
CVDDA REGN output capacitor required for stability ILOAD = 100 µA to 50 mA 1 µF
QUIESCENT CURRENT
IBAT_BATFET_ON System powered by battery. BATFET on. ISRN + ISRP + ISW2+ IBTST2 + ISW1 + IBTST1+ ACP + IACN + IVBUS + IVSYS VBAT = 18 V, REG0x01[7] = 1, in low power mode 22 45 µA
VBAT = 18 V, REG0x01[7] = 1, REG0x31[6:5] = 01, REGN off 105 175 µA
VBAT=18 V, REG0x01[7] = 1, REG0x31[6:5] = 10, REGN off 60 90 µA
VBAT = 18 V, REG0x01[7] = 0, REG0x31[4] = 0, REGN on, EN_PSYS 860 1150 µA
VBAT = 18 V, REG0x01[7] = 0, REG0x31[4] = 1, REGN on 960 1250
IAC_SW_LIGHT_buck Input current during PFM in buck mode, no load, IVBUS + IACP + IACN + IVSYS + ISRP + ISRN + ISW1 + IBTST + ISW2 + IBTST2 VIN = 20 V, VBAT = 12.6 V, 3 s, REG0x01[2] = 0; MOSFET Qg = 4 nC 2.2 mA
IAC_SW_LIGHT_boost Input current during PFM in boost mode, no load, IVBUS + IACP + IACN + IVSYS + ISRP + ISRN + ISW1 + IBTST2 + ISW2 + IBTST2 VIN = 5 V, VBAT = 8.4 V, 2 s, REG0x01[2] = 0; MOSFET Qg = 4 nC 2.7 mA
IAC_SW_LIGHT_buckboost Input current during PFM in buck boost mode, no load, IVBUS + IACP + IACN + IVSYS + ISRP + ISRN + ISW1 + IBTST1 + ISW2 + IBTST2 VIN = 12 V, VBAT = 12 V, REG0x01[2] = 0; MOSFET Qg = 4 nC 2.4 mA
IOTG_STANDBY Quiescent current during PFM in OTG mode IVBUS + IACP + IACN + IVSYS + ISRP + ISRN + ISW1 + IBTST2 + ISW2 + IBTST2 VBAT = 8.4 V, VBUS = 5 V, 800-kHz switching frequency, MOSFET Qg = 4 nC 3 mA
VBAT = 8.4 V, VBUS = 12 V, 800-kHz switching frequency, MOSFET Qg = 4 nC 4.2
VBAT = 8.4 V, VBUS = 20 V, 800-kHz switching frequency, MOSFET Qg = 4 nC 6.2
VACP/N_OP Input common mode range Voltage on ACP/ACN 3.8 26 V
VIADPT_CLAMP IADPT output clamp voltage 3.1 3.2 3.3 V
IIADPT IADPT output current 1 mA
AIADPT Input current sensing gain V(IADPT) / V(ACP-ACN), REG0x00[4] = 0 20 V/V
V(IADPT) / V(ACP-ACN), REG0x00[4] = 1 40 V/V
VIADPT_ACC Input current monitor accuracy V(ACP-ACN) = 40.96 mV –2% 2%
V(ACP-ACN) = 20.48 mV –3% 3%
V(ACP-ACN) =10.24 mV –6% 6%
V(ACP-ACN) = 5.12 mV –10% 10%
CIADPT_MAX Maximum output load capacitance 100 pF
VSRP/N_OP Battery common mode range Voltage on SRP/SRN 2.5 18 V
VIBAT_CLAMP IBAT output clamp voltage 3.05 3.2 3.3 V
IIBAT IBAT output current 1 mA
AIBAT Charge and discharge current sensing gain on IBAT pin V(IBAT) / V(SRN-SRP), REG0x00[3] = 0, 8 V/V
V(IBAT) / V(SRN-SRP), REG0x00[3] = 1, 16 V/V
IIBAT_CHG_ACC Charge and discharge current monitor accuracy on IBAT pin V(SRN-SRP) = 40.96 mV –2% 2%
V(SRN-SRP) = 20.48 mV –3% 4%
V(SRN-SRP) =10.24 mV –6% 6%
V(SRN-SRP) = 5.12 mV –12% 12%
CIBAT_MAX Maximum output load capacitance 100 pF
SYSTEM POWER SENSE AMPLIFIER
VPSYS PSYS output voltage range 0 3.3 V
IPSYS PSYS output current 0 160 µA
APSYS PSYS system gain V(PSYS) / (P(IN)+ P(BAT)), REG0x31[1] = 1 1 µA/W
VPSYS_ACC PSYS gain accuracy (REG0x31[1] = 1) Adapter only with system power = 19.5 V / 45 W, TA = 0 to 85°C –5% 5%
Adapter only with system power = 19.5 V / 45 W, TA = –40 to 125°C –7% 6%
Battery only with system power = 11 V / 44 W, TA = 0 to 85°C –5% 5%
Battery only with system power = 11 V / 44 W, TA = –40 to 125°C –6% 6%
VPSYS_CLAMP PSYS clamp voltage 3 3.3 V
COMPARATOR
VBUS UNDER VOLTAGE LOCKOUT COMPARATOR
VVBUS_UVLOZ VBUS undervoltage rising threshold VBUS rising 2.34 2.55 2.77 V
VVBUS_UVLO VBUS undervoltage falling threshold VBUS falling 2.2 2.4 2.6 V
VVBUS_UVLO_HYST VBUS undervoltage hysteresis 150 mV
VVBUS_CONVEN VBUS converter enable rising threshold VBUS rising 3.2 3.5 3.9 V
VVBUS_CONVENZ VBUS converter enable falling threshold VBUS falling 2.9 3.2 3.5 V
VVBUS_CONVEN_HYST VBUS converter enable hysteresis 400 mV
BATTERY UNDER VOLTAGE LOCKOUT COMPARATOR
VVBAT_UVLOZ VBAT undervoltage rising threshold VSRN rising 2.35 2.55 2.75 V
VVBAT_UVLO VBAT undervoltage falling threshold VSRN falling 2.2 2.4 2.6 V
VVBAT_UVLO_HYST VBAT undervoltage hysteresis 150 mV
VVBAT_OTGEN VBAT OTG enable rising threshold VSRN rising 3.3 3.55 3.75 V
VVBAT_OTGENZ VBAT OTG enable falling threshold VSRN falling 3 3.2 3.4 V
VVBAT_OTGEN_HYST VBAT OTG enable hysteresis 350 mV
VBUS UNDER VOLTAGE COMPARATOR (OTG MODE)
VVBUS_OTG_UV VBUS undervoltage falling threshold As percentage of REG0x07/06() 85.0%
tVBUS_OTG_UV VBUS undervoltage deglitch time 7 ms
VBUS OVER VOLTAGE COMPARATOR (OTG MODE)
VVBUS_OTG_OV VBUS overvoltage rising threshold As percentage of REG0x07/06() 105%
tVBUS_OTG_OV VBUS Over-Voltage Deglitch Time 10 ms
VBAT_SYSMIN_RISE LDO mode to fast charge mode threshold, VSRN rising as percentage of 0x0D/0C() 98% 100% 102%
VBAT_SYSMIN_FALL LDO mode to fast charge mode threshold, VSRN falling as percentage of 0x0D/0C() 97.5%
VBAT_SYSMIN_HYST Fast charge mode to LDO mode threshold hysteresis as percentage of 0x0D/0C() 2.5%
BATTERY LOWV COMPARATOR (Pre-charge to Fast Charge Thresold for 1S)
VBATLV_FALL BATLOWV falling threshold 1 s 2.80 V
VBATLV_RISE BATLOWV rising threshold 3.00 V
VBATLV_RHYST BATLOWV hysteresis 200 mV
INPUT OVER-VOLTAGE COMPARATOR (ACOVP)
VACOV_RISE VBUS overvoltage rising threshold VBUS rising 25 26 27 V
VACOV_FALL VBUS overvoltage falling threshold VBUS falling 24 24.5 25 V
VACOV_HYST VBUS overvoltage hysteresis 1.5 V
tACOV_RISE_DEG VBUS overvoltage rising deglitch VBUS rising to stop converter 100 µs
tACOV_FALL_DEG VBUS overvoltage falling deglitch VBUS falling to start converter 1 ms
INPUT OVER CURRENT COMPARATOR (ACOC)
VACOC ACP to ACN rising threshold, w.r.t. ILIM2 in REG0x37[7:3] Voltage across input sense resistor rising, Reg0x32[2] = 1 195% 210% 225%
VACOC_FLOOR Measure between ACP and ACN Set IDPM to minimum 44 50 56 mV
VACOC_CEILING Measure between ACP and ACN Set IDPM to maximum 172 180 188 mV
tACOC_DEG_RISE Rising deglitch time Deglitch time to trigger ACOC 250 µs
tACOC_RELAX Relax time Relax time before converter starts again 250 ms
SYSTEM OVER-VOLTAGE COMPARATOR (SYSOVP)
VSYSOVP_RISE System overvoltage rising threshold to turn off converter 1 s 4.85 5 5.1 V
2 s 11.7 12 12.2
3 s 19 19.5 20
4 s 19 19.5 20
VSYSOVP_FALL System overvoltage falling threshold 1 s 4.8 V
2 s 11.5
3 s 19
4 s 19
ISYSOVP Discharge current when SYSOVP stop switching was triggered on SYS 20 mA
BAT OVER-VOLTAGE COMPARATOR (BATOVP)
VBATOVP_RISE Overvoltage rising threshold as percentage of VBAT_REG in REG0x05/04() 1 s, 4.2 V 102.5% 104% 106%
2 s - 4 s 102.5% 104% 105%
VBATOVP_FALL Overvoltage falling threshold as percentage of VBAT_REG in REG0x05/04() 1 s 100% 102% 104%
2 s - 4 s 100% 102% 103%
VBATOVP_HYST Overvoltage hysteresis as percentage of VBAT_REG in REG0x05/04() 1 s 2%
2 s - 4 s 2%
IBATOVP Discharge current during BATOVP on VSYS pin 20 mA
tBATOVP_RISE Overvoltage rising deglitch to turn off BATDRV to disable charge 20 ms
CONVERTER OVER-CURRENT COMPARATOR (Q2)
VOCP_limit_Q2 Converter Over-Current Limit Reg0x32[5]=1 150 mV
Reg0x32[5]=0 210
VOCP_limit_SYSSHORT_Q2 System Short or SRN<2.5 V Reg0x32[5]=1 45 mV
Reg0x32[5]=0 60
CONVERTER OVER-CURRENT COMPARATOR (ACX)
VOCP_limit_ACX Converter Over-Current Limit Reg0x32[4]=1 150 mV
Reg0x32[4]=0 280
VOCP_limit_SYSSHORT_ACX System Short or SRN<2.5 V Reg0x32[4]=1 90 mV
Reg0x32[4]=0 150
THERMAL SHUTDOWN COMPARATOR
TSHUT_RISE Thermal shutdown rising temperature Temperature increasing 155 °C
TSHUTF_FALL Thermal shutdown falling temperature Temperature reducing 135 °C
TSHUT_HYS Thermal shutdown hysteresis 20 °C
tSHUT_RDEG Thermal shutdown rising deglitch 100 µs
tSHUT_FHYS Thermal shutdown falling deglitch 12 ms
VSYS PROCHOT COMPARATOR
VSYS_PROCHOT VSYS threshold falling threshold Reg0x36[7:6] = 00, 1 s 2.85 V
Reg0x36[7:6] = 00, 2–4 s 5.75 V
Reg0x36[7:6] = 01, 1 s 2.95 3.1 3.25 V
Reg0x36[7:6] = 01, 2–4 s 5.8 5.95 6.1 V
Reg0x36[7:6] = 10, 1 s 3.3 V
Reg0x36[7:6] = 10, 2–4 s 6.25 V
Reg0x36[7:6] = 11, 1 s 3.5 V
Reg0x36[7:6] = 11, 2–4 s 6.5 V
tSYS_PRO_RISE_DEG VSYS rising deglitch for throttling 8 µs
ICRIT PROCHOT COMPARATOR
VICRIT_PRO Input current rising threshold for throttling as 10% above ILIM2 (REG0x37[7:3]) Reg0x37[7:3] = 00000 105% 110% 116%
Reg0x37[7:3] = 01001 142% 150% 156%
INOM PROCHOT COMPARATOR
VINOM_PRO INOM rising threshold as 10% above IIN (REG0x0F/0E()) 105% 110% 116%
IDCHG PROCHOT COMPARATOR
VIDCHG_PRO IDCHG threshold for throttling for IDSCHG of 6 A Reg0x39[7:2] =001100 6272 mA
95% 102%
INDEPENDENT COMPARATOR
VINDEP_CMP Independent comparator threshold Reg0x30[7] = 1, CMPIN falling 1.17 1.2 1.23 V
Reg0x30[7] = 0, CMPIN falling 2.27 2.3 2.33 V
VINDEP_CMP_HYS Independent comparator hysteresis Reg0x06[6] = 0, CMPIN falling 100 mV
POWER MOSFET DRIVER
PWM OSCILLATOR AND RAMP
FSW PWM switching frequency Reg0x01[1] = 0 1020 1200 1380 kHz
Reg0x01[1] = 1 680 800 920 kHz
BATFET GATE DRIVER (BATDRV)
VBATDRV_ON Gate drive voltage on BATFET 8.5 10 11.5 V
VBATDRV_DIODE Drain-source voltage on BATFET during ideal diode operation 30 mV
RBATDRV_ON Measured by sourcing 10-µA current to BATDRV 3 4 6 kΏ
RBATDRV_OFF Measured by sinking 10-µA current from BATDRV 1.2 2.1 kΏ
PWM HIGH SIDE DRIVER (HIDRV Q1)
RDS_HI_ON_Q1 High side driver (HSD) turnon resistance VBTST1 – VSW1 = 5 V 6 Ω
RDS_HI_OFF_Q1 High side driver turnoff resistance VBTST1 – VSW1 = 5 V 1.3 2.2 Ω
VBTST1_REFRESH Bootstrap refresh comparator falling threshold voltage VBTST1 – VSW1 when low side refresh pulse is requested 3.2 3.7 4.6 V
PWM HIGH SIDE DRIVER (HIDRV Q4)
RDS_HI_ON_Q4 High side driver (HSD) turnon resistance VBTST2 – VSW2 = 5 V 6 Ω
RDS_HI_OFF_Q4 High side driver turnoff resistance VBTST2 – VSW2 = 5 V 1.5 2.4 Ω
VBTST2_REFRESH Bootstrap refresh comparator falling threshold voltage VBTST2 – VSW2 when low side refresh pulse is requested 3.3 3.7 4.6 V
PWM LOW SIDE DRIVER (LODRV Q2)
RDS_LO_ON_Q2 Low side driver (LSD) turnon resistance VBTST1 – VSW1 = 5.5 V 6 Ω
RDS_LO_OFF_Q2 Low side driver turnoff resistance VBTST1 – VSW1 = 5.5 V 1.7 2.6 Ω
PWM LOW SIDE DRIVER (LODRV Q3)
RDS_LO_ON_Q3 Low side driver (LSD) turnon resistance VBTST2 – VSW2 = 5.5 V 7.6 Ω
RDS_LO_OFF_Q3 Low side driver turnoff resistance VBTST2 – VSW2 = 5.5 V 2.9 4.6 Ω
INTERNAL SOFT START During Charge Enable
SSSTEP_DAC Soft Start Step Size 64 mA
SSSTEP_DAC Soft Start Step Time 8 µs
INTEGRATED BTST DIODE (D1)
VF_D1 Forward bias voltage IF = 20 mA at 25°C 0.8 V
VR_D1 Reverse breakdown voltage IR = 2 µA at 25°C 20 V
INTEGRATED BTST DIODE (D2)
VF_D2 Forward bias voltage IF = 20 mA at 25°C 0.8 V
VR_D2 Reverse breakdown voltage IR = 2 µA at 25°C 20 V
PWM DRIVERS TIMING
INTERFACE
LOGIC INPUT (SDA, SCL, EN_OTG)
VIN_ LO Input low threshold I2C 0.4 V
VIN_ HI Input high threshold I2C 1.3 V
LOGIC OUTPUT OPEN DRAIN (SDA, CHRG_OK, CMPOUT)
VOUT_ LO Output saturation voltage 5-mA drain current 0.4 V
VOUT_ LEAK Leakage current V = 7 V –1 1 mA
LOGIC OUTPUT OPEN DRAIN SDA
VOUT_ LO_SDA Output Saturation Voltage 5 mA drain current 0.4 V
VOUT_ LEAK_SDA Leakage Current V = 7V –1 1 mA
LOGIC OUTPUT OPEN DRAIN CHRG_OK
VOUT_ LO_CHRG_OK Output Saturation Voltage 5 mA drain current 0.4 V
VOUT_ LEAK _CHRG_OK Leakage Current V = 7V –1 1 mA
LOGIC OUTPUT OPEN DRAIN CMPOUT
VOUT_ LO_CMPOUT Output Saturation Voltage 5 mA drain current 0.4 V
VOUT_ LEAK _CMPOUT Leakage Current V = 7V –1 1 mA
LOGIC OUTPUT OPEN DRAIN (PROCHOT)
VOUT_ LO_PROCHOT Output saturation voltage 50-Ω pullup to 1.05 V / 5-mA load 300 mV
VOUT_ LEAK_PROCHOT Leakage current V = 5.5 V –1 1 mA
ANALOG INPUT (ILIM_HIZ)
VHIZ_ LO Voltage to get out of HIZ mode ILIM_HIZ pin rising 0.8 V
VHIZ_ HIGH Voltage to enable HIZ mode ILIM_HIZ pin falling 0.4 V
ANALOG INPUT (CELL_BATPRESZ)
VCELL_4S 4S REGN = 6 V, as percentage of REGN 68.4% 75%
VCELL_3S 3S REGN = 6 V, as percentage of REGN 51.7% 55% 65%
VCELL_2S 2S REGN = 6 V, as percentage of REGN 35% 40% 49.1%
VCELL_1S 1S REGN = 6 V, as percentage of REGN 18.4% 25% 31.6%
VCELL_BATPRESZ_RISE Battery is present 18%
VCELL_BATPRESZ_FALL Battery is removed CELL_BATPRESZ falling 15%
ANALOG INPUT (COMP1, COMP2)
ILEAK_COMP1 COMP1 Leakage –120 120 nA
ILEAK_COMP2 COMP2 Leakage –120 120 nA
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