ZHCSDC8A December   2014  – November 2017

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     bq24193 的 PSEL、USB On-The-Go (OTG) 和支持 JEITA 配置文件
  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 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 Device Power Up
        1. 8.3.1.1 Power-On-Reset (POR)
        2. 8.3.1.2 Power Up from Battery without DC Source
          1. 8.3.1.2.1 BATFET Turn Off
          2. 8.3.1.2.2 Shipping Mode
        3. 8.3.1.3 Power Up from DC Source
          1. 8.3.1.3.1 REGN LDO
          2. 8.3.1.3.2 Input Source Qualification
          3. 8.3.1.3.3 Input Current Limit Detection
          4. 8.3.1.3.4 PSEL/OTG Pins Set Input Current Limit
          5. 8.3.1.3.5 HIZ State wth 100mA USB Host
          6. 8.3.1.3.6 Force Input Current Limit Detection
        4. 8.3.1.4 Converter Power-Up
        5. 8.3.1.5 Boost Mode Operation from Battery
      2. 8.3.2 Power Path Management
        1. 8.3.2.1 Narrow VDC Architecture
        2. 8.3.2.2 Dynamic Power Management
        3. 8.3.2.3 Supplement Mode
      3. 8.3.3 Battery Charging Management
        1. 8.3.3.1 Autonomous Charging Cycle
        2. 8.3.3.2 Battery Charging Profile
        3. 8.3.3.3 Battery Path Impedance IR Compensation
        4. 8.3.3.4 Thermistor Qualification
          1. 8.3.3.4.1 JEITA Guideline Compliance
        5. 8.3.3.5 Charging Termination
          1. 8.3.3.5.1 Termination when REG02[0] = 1
          2. 8.3.3.5.2 Termination when REG05[6] = 1
        6. 8.3.3.6 Charging Safety Timer
        7. 8.3.3.7 USB Timer when Charging from USB100mA Source
      4. 8.3.4 Status Outputs (PG, STAT, and INT)
        1. 8.3.4.1 Power Good Indicator (PG)
        2. 8.3.4.2 Charging Status Indicator (STAT)
        3. 8.3.4.3 Interrupt to Host (INT)
      5. 8.3.5 Protections
        1. 8.3.5.1 Input Current Limit on ILIM
        2. 8.3.5.2 Thermal Regulation and Thermal Shutdown
        3. 8.3.5.3 Voltage and Current Monitoring in Buck Mode
          1. 8.3.5.3.1 Input Over-Voltage (ACOV)
          2. 8.3.5.3.2 System Over-Voltage Protection (SYSOVP)
        4. 8.3.5.4 Voltage and Current Monitoring in Boost Mode
          1. 8.3.5.4.1 VBUS Over-Voltage Protection
        5. 8.3.5.5 Battery Protection
          1. 8.3.5.5.1 Battery Over-Current Protection (BATOVP)
          2. 8.3.5.5.2 Charging During Battery Short Protection
          3. 8.3.5.5.3 System Over-Current Protection
      6. 8.3.6 Serial Interface
        1. 8.3.6.1 Data Validity
        2. 8.3.6.2 START and STOP Conditions
        3. 8.3.6.3 Byte Format
        4. 8.3.6.4 Acknowledge (ACK) and Not Acknowledge (NACK)
        5. 8.3.6.5 Slave Address and Data Direction Bit
          1. 8.3.6.5.1 Single Read and Write
          2. 8.3.6.5.2 Multi-Read and Multi-Write
    4. 8.4 Device Functional Modes
      1. 8.4.1 Host Mode and Default Mode
        1. 8.4.1.1 Plug in USB100mA Source with Good Battery
        2. 8.4.1.2 USB Timer when Charging from USB 100-mA Source
    5. 8.5 Register Map
      1. 8.5.1 I2C Registers
        1. 8.5.1.1  Input Source Control Register REG00 (reset = 00110000, or 30)
          1. Table 7. REG00 Input Source Control Register Description
        2. 8.5.1.2  Power-On Configuration Register REG01 (reset = 00011011, or 1B)
          1. Table 8. REG01 Power-On Configuration Register Description
        3. 8.5.1.3  Charge Current Control Register REG02 (reset = 01100000, or 60)
          1. Table 9. REG02 Charge Current Control Register Description
        4. 8.5.1.4  Pre-Charge/Termination Current Control Register REG03 (reset = 00010001, or 11)
          1. Table 10. REG03 Pre-Charge/Termination Current Control Register Description
        5. 8.5.1.5  Charge Voltage Control Register REG04 (reset = 10110010, or B2)
          1. Table 11. REG04 Charge Voltage Control Register Description
        6. 8.5.1.6  Charge Termination/Timer Control Register REG05 (reset = 10011010, or 9A)
          1. Table 12. REG05 Charge Termination/Timer Control Register Description
        7. 8.5.1.7  IR Compensation / Thermal Regulation Control Register REG06 (reset = 00000011, or 03)
          1. Table 13. REG06 IR Compensation / Thermal Regulation Control Register Description
        8. 8.5.1.8  Misc Operation Control Register REG07 (reset = 01001011, or 4B)
          1. Table 14. REG07 Misc Operation Control Register Description
        9. 8.5.1.9  System Status Register REG08
          1. Table 15. REG08 System Status Register Description
        10. 8.5.1.10 Fault Register REG09
          1. Table 16. REG09 Fault Register Description
        11. 8.5.1.11 Vender / Part / Revision Status Register REG0A (reset = 00101111, or 2F)
          1. Table 17. REG0A Vender / Part / Revision Status Register Description
  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 Inductor Selection
        2. 9.2.2.2 Input Capacitor
        3. 9.2.2.3 Output Capacitor
      3. 9.2.3 Application Performance Plots
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 文档支持
      1. 12.1.1 相关文档
    2. 12.2 接收文档更新通知
    3. 12.3 社区资源
    4. 12.4 商标
    5. 12.5 静电放电警告
    6. 12.6 Glossary
  13. 13机械、封装和可订购信息

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

VVBUS_UVLOZ < VVBUS < VACOV and VVBUS > VBAT + VSLEEP, TJ = –40°C to 125°C and TJ = 25°C for typical values unless other noted.
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
QUIESCENT CURRENTS
IBAT Battery discharge current (BAT, SW, SYS) VVBUS < VUVLO, VBAT = 4.2 V, leakage between BAT and VBUS 5 µA
High-Z Mode, or no VBUS, BATFET disabled (REG07[5] = 1), 12 20 µA
High-Z Mode, or no VBUS, REG07[5] = 0, –40°C to 85°C 32 55 µA
IVBUS Input supply current (VBUS) VVBUS = 5 V, High-Z mode 15 30 µA
VVBUS = 17 V, High-Z mode 30 50 µA
VVBUS > VUVLO, VVBUS > VBAT, converter not switching 1.5 3 mA
VVBUS > VUVLO, VVBUS > VBAT, converter switching, VBAT = 3.2 V, ISYS = 0 A 4 mA
VVBUS > VUVLO, VVBUS > VBAT, converter switching, VBAT = 3.8 V, ISYS = 0 A 15 mA
IOTGBOOST Battery discharge current in boost mode VBAT = 4.2 V, Boost mode, IVBUS = 0 A, converter switching 4 mA
VBUS/BAT POWER UP
VVBUS_OP VBUS operating range 3.9 17 V
VVBUS_UVLOZ VBUS for active I2C, no battery VVBUS rising 3.6 V
VSLEEP Sleep mode falling threshold VVBUS falling, VVBUS-VBAT 35 80 120 mV
VSLEEPZ Sleep mode rising threshold VVBUS rising, VVBUS-VBAT 170 250 350 mV
VACOV VBUS over-voltage rising threshold VVBUS rising 17.4 18 V
VACOV_HYST VBUS over-voltage falling hysteresis VVBUS falling 700 mV
VBAT_UVLOZ Battery for active I2C, no VBUS VBAT rising 2.3 V
VBAT_DPL Battery depletion threshold VBAT falling 2.4 2.6 V
VBAT_DPL_HY Battery depletion rising hysteresis VBAT rising 170 260 mV
VVBUSMIN Bad adapter detection threshold VVBUS falling 3.8 V
IBADSRC Bad adapter detection current source 30 mA
tBADSRC Bad source detection duration 30 ms
POWER PATH MANAGEMENT
VSYS_RANGE Typical system regulation voltage Isys = 0 A, Q4 off, VBAT up to 4.2 V,
REG01[3:1] = 101, VSYSMIN = 3.5 V		 3.5 4.35 V
VSYS_MIN System voltage output REG01[3:1] = 101, VSYSMIN = 3.5 V 3.55 3.65 V
RON(RBFET) Internal top reverse blocking MOSFET on-resistance Measured between VBUS and PMID 23 38 mΩ
RON(HSFET) Internal top switching MOSFET on-resistance between PMID and SW TJ = –40°C to 85°C 27 35 mΩ
TJ = -40°C to 125°C 27 45
RON(LSFET) Internal bottom switching MOSFET on-resistance between SW and PGND TJ = –40°C to 85°C 32 45 mΩ
TJ = -40°C to 125°C 32 48
VFWD BATFET forward voltage in supplement mode BAT discharge current 10 mA 30 mV
VSYS_BAT SYS/BAT Comparator VSYS falling 90 mV
VBATGD Battery good comparator rising threshold VBAT rising 3.4 3.55 3.7 V
VBATGD_HYST Battery good comparator falling threshold VBAT falling 100 mV
BATTERY CHARGER
VBAT_REG_ACC Charge voltage regulation accuracy VBAT = 4.112 V and 4.208 V –0.5% 0.5%
IICHG_REG_ACC Fast charge current regulation accuracy VBAT = 3.8 V, ICHG = 1792 mA, TJ = 25°C –4% 4%
VBAT = 3.8 V, ICHG = 1792 mA, TJ = –20°C to 125°C –7% 7%
ICHG_20pct Charge current with 20% option on VBAT = 3.1 V, ICHG = 104 mA, REG02 = 03 75 100 135 mA
ICHG_20pct Charge current with 20% option on VBAT = 3.1 V, ICHG = 104 mA, REG02 = 03, at room temperature 130 mA
VBATLOWV Battery LOWV falling threshold Fast charge to precharge, REG04[1] = 1 2.6 2.8 2.9 V
VBATLOWV_HYST Battery LOWV rising threshold Precharge to fast charge, REG04[1] = 1 2.8 3.0 3.1 V
IPRECHG_ACC Precharge current regulation accuracy VBAT = 2.6 V, ICHG = 256 mA –20% 20%
ITERM_ACC Termination current accuracy ITERM = 256 mA, ICHG = 960 mA –20% 20%
VSHORT Battery Short Voltage VBAT falling 2.0 V
VSHORT_HYST Battery Short Voltage hysteresis VBAT rising 200 mV
ISHORT Battery short current VBAT < 2.2V 100 mA
VRECHG Recharge threshold below VBAT_REG VBAT falling, REG04[0] = 0 100 mV
tRECHG Recharge deglitch time VBAT falling, REG04[0] = 0 20 ms
RON_BATFET SYS-BAT MOSFET on-resistance TJ = 25°C 12 15 mΩ
TJ = –40°C to 125°C 12 20
INPUT VOLTAGE/CURRENT REGULATION
VINDPM_REG_ACC Input voltage regulation accuracy –2% 2%
IUSB_DPM USB Input current regulation limit, VBUS = 5 V, current pulled from SW USB100 85 100 mA
USB150 125 150 mA
USB500 440 500 mA
USB900 750 900 mA
IADPT_DPM Input current regulation accuracy Input current limit 1.5 A 1.35 1.5 1.65 A
IIN_START Input current limit during system start up VSYS < 2.2 V 100 mA
KILIM IIN = KILIM/RILIM IINDPM = 1.5 A 435 485 530 A x Ω
BAT OVER-VOLTAGE PROTECTION
VBATOVP Battery over-voltage threshold VBAT rising, as percentage of VBAT_REG 104%
VBATOVP_HYST Battery over-voltage hysteresis VBAT falling, as percentage of VBAT_REG 2%
tBATOVP Battery over-voltage deglitch time to disable charge 1 µs
THERMAL REGULATION AND THERMAL SHUTDOWN
TJunction_REG Junction temperature regulation accuracy REG06[1:0] = 11 115(1) 120 125(1) °C
TSHUT Thermal shutdown rising temperature Temperature increasing 160 °C
TSHUT_HYS Thermal shutdown hysteresis 30 °C
Thermal shutdown rising deglitch Temperature increasing delay 1 ms
Thermal shutdown falling deglitch Temperature decreasing delay 1 ms
JEITA THERMISTER COMPARATOR (bq24193)
VT1 T1 (0°C) threshold, Charge suspended T1 below this temperature. VTS rising, As percentage to VREGN 70.2% 70.8% 71.4%
VT1_HYS Charge back to ICHG/2 and 4.2 V above this temperature Hysteresis, VTS falling 0.6%
VT2 T2 (10°C) threshold, Charge back to ICHG/2 and 4.2 V below this temperature VTS rising, as percentage of VREGN 68.0% 68.6% 69.2%
VT2_HYS Charge back to ICHG and 4.2 V above this temperature Hysteresis, VTS falling 0.8%
VT3 T3 (45°C) threshold, Charge back to ICHG and 4.05 V above this temperature VTS falling, as percentage of VREGN 55.5% 56.1% 56.7%
VT3_HYS Charge back to ICHG and 4.2 V below this temperature Hysteresis, VTS rising 0.8%
VT5 T5 (60°C) threshold, charge suspended above this temperature VTS falling, as percentage of VREGN 47.6% 48.1% 48.6%
VT5_HYS Charge back to ICHG and 4.05 V below this temperature Hysteresis, VTS rising 1.2%
CHARGE OVER-CURRENT COMPARATOR
IHSFET_OCP HSFET over-current threshold 5.3 7 A
IBATFET_OCP System over load threshold 9 A
CHARGE UNDER-CURRENT COMPARATOR (CYCLE-BY-CYCLE)
VLSFET_UCP LSFET charge under-current falling threshold From sync mode to non-sync mode 100 mA
PWM OPERATION
FSW PWM Switching frequency, and digital clock 1300 1500 1700 kHz
DMAX Maximum PWM duty cycle 97%
VBTST_REFRESH Bootstrap refresh comparator threshold VBTST-VSW when LSFET refresh pulse is requested, VBUS = 5 V 3.6 V
VBTST-VSW when LSFET refresh pulse is requested, VBUS > 6 V 4.5
BOOST MODE OPERATION
VOTG_REG OTG output voltage I(VBUS) = 0 5.00 V
VOTG_REG_ACC OTG output voltage accuracy I(VBUS) = 0 –2% 2%
IOTG OTG mode output current REG01[0] = 0 0.5 A
REG01[0] = 1 1.3 A
IOTG_HSZCP HSFET under current falling threshold 100 mA
IRBFET_OCP RBFET over-current threshold REG01[0] = 1 1.4 1.8 2.7 A
REG01[0] = 0 0.6 1.1 1.8
REGN LDO
VREGN REGN LDO output voltage VVBUS = 10 V, IREGN = 40 mA 5.6 6 6.4 V
VVBUS = 5 V, IREGN = 20 mA 4.75 4.8 5 V
IREGN REGN LDO current limit VVBUS = 10 V, VREGN = 3.8 V 50 mA
LOGIC I/O PIN CHARACTERISTICS (OTG, CE, PSEL, STAT, PG)
VILO Input low threshold 0.4 V
VIH Input high threshold 1.3 V
VOUT_LO Output low saturation voltage Sink current = 5 mA 0.4 V
IBIAS High level leakage current Pull up rail 1.8 V 1 µA
I2C INTERFACE (SDA, SCL, INT)
VIH Input high threshold level VPULL-UP = 1.8 V, SDA and SCL 1.3 V
VIL Input low threshold level VPULL-UP = 1.8 V, SDA and SCL 0.4 V
VOL Output low threshold level Sink current = 5 mA 0.4 V
IBIAS High-level leakage current VPULL-UP = 1.8 V, SDA and SCL 1 µA
fSCL SCL clock frequency 400 kHz
DIGITAL CLOCK AND WATCHDOG TIMER
fHIZ Digital crude clock REGN LDO disabled 15 35 50 kHz
fDIG Digital clock REGN LDO enabled 1300 1500 1700 kHz
tWDT REG05[5:4] = 11 REGN LDO enabled 136 160 sec
(1) Not production tested
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