ZHCSK78A september   2019  – august 2023 BQ21061

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Revision History
  6. 5 Pin Configuration and Functions
  7. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements
    7. 6.7 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Linear Charger and Power Path
        1. 7.3.1.1 Battery Charging Process
        2. 7.3.1.2 JEITA and Battery Temperature Dependent Charging
        3. 7.3.1.3 Input Voltage Based Dynamic Power Management (VINDPM) and Dynamic Power Path Management (DPPM)
        4. 7.3.1.4 Battery Supplement Mode
      2. 7.3.2  Protection Mechanisms
        1. 7.3.2.1 Input Over-Voltage Protection
        2. 7.3.2.2 Safety Timer and I2C Watchdog Timer
        3. 7.3.2.3 Thermal Protection and Thermal Charge Current Foldback
        4. 7.3.2.4 Battery Short and Over Current Protection
        5. 7.3.2.5 PMID Short Circuit
      3. 7.3.3  VDD LDO
      4. 7.3.4  Load Switch/LDO Output and Control
      5. 7.3.5  PMID Power Control
      6. 7.3.6  System Voltage (PMID) Regulation
      7. 7.3.7  MR Wake and Reset Input
        1. 7.3.7.1 MR Wake or Short Button Press Functions
        2. 7.3.7.2 MR Reset or Long Button Press Functions
      8. 7.3.8  14-Second Watchdog for HW Reset
      9. 7.3.9  Faults Conditions and Interrupts ( INT)
        1. 7.3.9.1 Flags and Fault Condition Response
      10. 7.3.10 Power Good ( PG) Pin
      11. 7.3.11 External NTC Monitoring (TS)
        1. 7.3.11.1 TS Thresholds
      12. 7.3.12 I2C Interface
        1. 7.3.12.1 F/S Mode Protocol
    4. 7.4 Device Functional Modes
      1. 7.4.1 Ship Mode
      2. 7.4.2 Low Power
      3. 7.4.3 Active Battery
      4. 7.4.4 Charger/Adapter Mode
      5. 7.4.5 Power-Up/Down Sequencing
    5. 7.5 Register Map
      1. 7.5.1 I2C Registers
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Input (IN/PMID) Capacitors
        2. 8.2.2.2 VDD, LDO Input and Output Capacitors
        3. 8.2.2.3 TS
        4. 8.2.2.4 Recommended Passive Components
      3. 8.2.3 Application Curves
  10. 9 Power Supply Recommendations
  11. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  12. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 第三方产品免责声明
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 接收文档更新通知
    4. 11.4 支持资源
    5. 11.5 静电放电警告
    6. 11.6 Trademarks
    7. 11.7 术语表
  13. 12Mechanical, Packaging, and Orderable 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

6.5 Electrical Characteristics

VIN = 5V, VBAT = 3.6V. TJ = 25°C unless otherwise noted.
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
INPUT CURRENTS
IINInput supply currentPMID_MODE = 01, VIN = 5V, VBAT = 3.6V500µA
VIN = 5V, VBAT = 3.6V Charge Disabled1.6mA
IBAT_SHIPBattery Discharge Current in Ship ModeVIN = 0V , VBAT = 3.6V10nA
IBAT_LPBattery Quiescent Current in Low-power ModeVIN = 0V , VBAT = 3.6V, LDO Disabled0.460.9µA
VIN = 0V , VBAT = 3.6V, LDO Enabled1.71.9µA
IBAT_ACTIVEBattery Quiescent Current in Active ModeVIN = 0V , VBAT = 3.6V, LDO Disabled1823µA
VIN = 0V , VBAT = 3.6V, LDO Enabled2125µA
POWER PATH MANAGEMENT AND INPUT CURRENT LIMIT
VPMID_REGDefault System (PMID) Regulation Voltage4.5V
VPMID_REG_ACCSystem Regulation Voltage AccuracyVIN = 5V, VPMID_REG = 4.5V. IPMID = 100mA, TJ = 25°C-11%
VIN = 5V, VPMID_REG = 4.5V. IPMID = 0- 500mA–33%
RON(IN-PMID)Input FET ON resistanceIILIM = 500mA (ILIM = 110), VIN = 5V, IIN = 150mA280520mΩ
VBSUP1Enter supplements mode thresholdVBAT > VBATUVLO, DPPM enabled or Charge disabledVPMID < VBAT – 40mVmV
VBSUP2Exit supplements mode thresholdVBAT > VBATUVLO, DPPM enabled or Charge disabledVPMID < VBAT – 20mVmV
IILIMInput Current LimitProgrammable Range50600mA
IILIM = 50mA4550mA
IILIM = 100mA90100mA
IILIM = 150mA135150mA
IILIM = 500mA450500mA
VIN_DPMInput DPM voltage threshold where current in reducedProgrammable Range4.24.9V
Accuracy–33%
BATTERY CHARGER
VDPPMPMID voltage threshold when charge current is reducedVPMID - VBAT200mV
RON(BAT-PMID)Battery Discharge FET On ResistanceVBAT = 4.35V, IBAT = 100mA100175mΩ
VBATREGCharge VoltageProgrammable charge voltage range3.64.6V
Voltage Regulation Accuracy0.50.5%
ICHARGEFast Charge Programmable Current RangeVLOWV < VBAT < VBATREG1.25500mA
Fast Charge Current AccuracyICHARGE > 5mA–55%
IPRECHARGEPrecharge currentPrecharge current programmable range1.2577.5mA
Precharge Current Accuracy-40°C < TJ < 85°C–1010%
ITERMTermination Charge CurrentTermination Current Programmable Range131%
AccuracyITERM = 10% ICHARGE, ICHARGE = 100mA–5(1)5(1)%
VLOWVProgrammable voltage threshold for pre-charge to fast charge transitionsVBAT rising. Programmable Range2.83V
VSHORTBattery voltage threshold for short detectionVBAT falling, VIN = 5V2.412.542.67V
ISHORTCharge Current in Battery Short ConditionVBAT < VSHORTIPRECHARGEmA
VRCHRecharge Threshold voltageVBAT falling, VBATREG = 4.2V, VRCH = 140mV setting140mV
VBAT falling, VBATREG = 4.2V, VRCH = 200mV setting200mV
RPMID_PDPMID pull-down resistanceVPMID = 3.6V25Ω
VDD
VDDVDD LDO output voltage1.8V
LS/LDO
VINLSInput voltage range for Load switch Mode0.85.5V
Input voltage range for LDO Mode2.2 or VLDO + 500mV5.5V
VLDOLDO programmable output voltage range0.63.7V
LDO output accuracyTJ = 25°C–22%
VLDO = 1.8V, VINLS =3.6V. ILOAD = 1mA–33%
ΔVOUT/ΔIOUTDC Load Regulation0°C < TJ < 85°C, 1 mA < IOUT < 150mA, VLDO = 1.8V1.2%
ΔVOUT/ΔVINDC Line Regulation0°C < TJ < 85°C, Over VINLS range, IOUT = 100mA, VLDO = 1.8V0.5%
RDOSN_LDOSwitch On resistanceVINLS = 3.6V250450mΩ
RDSCH_LSLDODischarge FET On-resistance for LSVINLS = 3.6V40Ω
IOCL_LDOOutput Current LimitVLS/LDO = 0V200300mA
IIN_LDOLDO VINLS quiescent current in LDO modeVBAT = VINLS=3.6V0.9µA
OFF State Supply CurrentVBAT = VINLS=3.6V0.25µA
BATTERY PACK NTC MONITOR
VHOTHigh temperature thresholdVTS falling, -10°C < TJ < 85°C0.182(1)0.1850.189(1)V
VWARMWarm temperature thresholdVTS falling, -10°C < TJ < 85°C0.262(1)0.2650.268(1)V
VCOOLCool temperature thresholdVTS rising, -10°C < TJ < 85°C0.510(1)0.5140.518(1)V
VCOLDCold temperature thresholdVTS rising, -10°C < TJ < 85°C0.581(1)0.5850.589(1)V
VOPENTS Open thresholdVTS rising, -10°C < TJ < 85°C0.9V
VHYSThreshold hysteresis4.7mV
ITS_BIASTS bias current-10°C < TJ < 85°C78.48081.6µA
PROTECTION
VUVLOIN active threshold voltageVIN rising3.4V
VIN falling3.25V
VBATUVLOBattery undervoltage Lockout Threshold VoltageProgrammable range, 150 mV Hysteresis2.43V
Accuracy–33%
Battery undervoltage Lockout Threshold Voltage at Power UpVBAT rising, VIN = 0V, TJ = 25°C3.15V
VSLP_ENTRYSleep Entry Threshold (VIN - VBAT)2.0V < VBAT < VBATREG, VIN falling80mV
VSLP_EXITSleep Exit Threshold (VIN - VBAT)2.0V < VBAT < VBATREG130mV
VOVPInput Supply Over Voltage ThresholdVIN rising5.355.55.8V
VIN falling (125mV hysteresis)5.4V
IBAT_OCPBattery Over Current Threshold Programmable rangeIBAT_OCP increasing12001600mA
Current Limit Accuracy–3030%
TSHUTDOWNThermal shutdown trip point125°C
THYSThermal shutdown trip point hysteresis15°C
I2C INTERFACE (SCL and SDA)
I2C Frequency100400kHz
VILInput Low threshold levelVPULLUP = VIO = 1.8V0.25 * VIOV
VIHInput High Threshold levelVPULLUP = VIO = 1.8V0.75 * VIOV
VOLOutput Low threshold levelVPULLUP = VIO = 1.8V, ILOAD = 5mA0.25 * VIOV
ILKGHigh-level leakage CurrentVPULLUP = VIO = 1.8V1µA
/MR INPUT
RPUInternal pull up resistance90125170kΩ
VIL/MR Input Low threshold levelVBAT > VBUVLO0.3V
/INT, /PG OUTPUTS
VOLOutput Low threshold levelVPULLUP = VIO = 1.8V, ILOAD = 5mA0.25 * VIOV
ILKG/INT Hi level leakage CurrentHigh Impedance, VPULLUP = VIO = 1.8V1µA
/CE, /LP INPUTS
RPDOWN/CE pull down resistance900kΩ
VILInput Low threshold levelVIO = 1.8V0.45V
VIH/CE Input High Threshold levelVIO = 1.8V1.35V
(1) Based on Characterization Data