SLUSDA2 July   2018 BQ25601D

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
    1.     Simplified Application
  4. Revision History
  5. Description (continued)
  6. Device Comparison Table
  7. Pin Configuration and Functions
    1.     Pin Functions
  8. Specifications
    1. 8.1 Absolute Maximum Ratings
    2. 8.2 ESD Ratings
    3. 8.3 Recommended Operating Conditions
    4. 8.4 Thermal information
    5. 8.5 Electrical Characteristics
    6. 8.6 Timing Requirements
    7. 8.7 Typical Characteristics
  9. Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Power-On-Reset (POR)
      2. 9.3.2 Device Power Up from Battery without Input Source
      3. 9.3.3 Power Up from Input Source
        1. 9.3.3.1 Power Up REGN Regulation
        2. 9.3.3.2 Poor Source Qualification
        3. 9.3.3.3 Input Source Type Detection
          1. 9.3.3.3.1 D+/D– Detection Sets Input Current Limit in BQ25601D
        4. 9.3.3.4 Input Voltage Limit Threshold Setting (VINDPM Threshold)
        5. 9.3.3.5 Converter Power-Up
      4. 9.3.4 Boost Mode Operation From Battery
      5. 9.3.5 Host Mode and Standalone Power Management
        1. 9.3.5.1 Host Mode and Default Mode in BQ25601D
      6. 9.3.6 Power Path Management
      7. 9.3.7 Battery Charging Management
        1. 9.3.7.1 Autonomous Charging Cycle
        2. 9.3.7.2 Battery Charging Profile
        3. 9.3.7.3 Charging Termination
        4. 9.3.7.4 Thermistor Qualification
        5. 9.3.7.5 JEITA Guideline Compliance During Charging Mode
        6. 9.3.7.6 Boost Mode Thermistor Monitor during Battery Discharge Mode
        7. 9.3.7.7 Charging Safety Timer
    4. 9.4 Device Functional Modes
      1. 9.4.1 Narrow VDC Architecture
      2. 9.4.2 Dynamic Power Management
      3. 9.4.3 Supplement Mode
      4. 9.4.4 Shipping Mode and QON Pin
        1. 9.4.4.1 BATFET Disable Mode (Shipping Mode)
        2. 9.4.4.2 BATFET Enable (Exit Shipping Mode)
        3. 9.4.4.3 BATFET Full System Reset
        4. 9.4.4.4 QON Pin Operations
      5. 9.4.5 Status Outputs (PG, STAT, INT)
        1. 9.4.5.1 Power Good indicator ( PGPin PG_STAT Bit)
        2. 9.4.5.2 Charging Status indicator (STAT)
        3. 9.4.5.3 Interrupt to Host (INT)
    5. 9.5 Protections
      1. 9.5.1 Voltage and Current Monitoring in Converter Operation
        1. 9.5.1.1 Voltage and Current Monitoring in Buck Mode
          1. 9.5.1.1.1 Input Overvoltage (ACOV)
          2. 9.5.1.1.2 System Overvoltage Protection (SYSOVP)
      2. 9.5.2 Voltage and Current Monitoring in Boost Mode
        1. 9.5.2.1 VBUS Soft Start
        2. 9.5.2.2 VBUS Output Protection
        3. 9.5.2.3 Boost Mode Overvoltage Protection
      3. 9.5.3 Thermal Regulation and Thermal Shutdown
        1. 9.5.3.1 Thermal Protection in Buck Mode
        2. 9.5.3.2 Thermal Protection in Boost Mode
      4. 9.5.4 Battery Protection
        1. 9.5.4.1 Battery overvoltage Protection (BATOVP)
        2. 9.5.4.2 Battery Over-Discharge Protection
        3. 9.5.4.3 System Over-Current Protection
    6. 9.6 Programming
      1. 9.6.1 Serial Interface
        1. 9.6.1.1 Data Validity
        2. 9.6.1.2 START and STOP Conditions
        3. 9.6.1.3 Byte Format
        4. 9.6.1.4 Acknowledge (ACK) and Not Acknowledge (NACK)
        5. 9.6.1.5 Slave Address and Data Direction Bit
        6. 9.6.1.6 Single Read and Write
        7. 9.6.1.7 Multi-Read and Multi-Write
    7. 9.7 Register Maps
      1. 9.7.1  REG00 (address = 00) [reset = 00010111]
        1. Table 6. REG00 Field Descriptions
      2. 9.7.2  REG01 (address = 01) [reset = 00011010]
        1. Table 7. REG01 Field Descriptions
      3. 9.7.3  REG02 (address = 02) [reset = 10100010]
        1. Table 8. REG02 Field Descriptions
      4. 9.7.4  REG03 (address = 03) [reset = 00100010]
        1. Table 9. REG03 Field Descriptions
      5. 9.7.5  REG04 (address = 04) [reset = 01011000]
        1. Table 10. REG04 Field Descriptions
      6. 9.7.6  REG05 (address = 05) [reset = 10011111]
        1. Table 11. REG05 Field Descriptions
      7. 9.7.7  REG06 (address = 06) [reset = 01100110]
        1. Table 12. REG06 Field Descriptions
      8. 9.7.8  REG07 (address = 07) [reset = 01001100]
        1. Table 13. REG07 Field Descriptions
      9. 9.7.9  REG08 (address = 08) [reset = xxxxxxxx]
        1. Table 14. REG08 Field Descriptions
      10. 9.7.10 REG09 (address = 09) [reset = xxxxxxxx]
        1. Table 15. REG09 Field Descriptions
      11. 9.7.11 REG0A (address = 0A) [reset = xxxxxx00]
        1. Table 16. REG0A Field Descriptions
      12. 9.7.12 REG0B (address = 0B) [reset = 00111xxx]
        1. Table 17. REG0B Field Descriptions
  10. 10Application and Implementation
    1. 10.1 Application information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Custom Design With WEBENCH® Tools
        2. 10.2.2.2 Inductor Selection
        3. 10.2.2.3 Input Capacitor
        4. 10.2.2.4 Output Capacitor
      3. 10.2.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Device Support
      1. 13.1.1 Development Support
        1. 13.1.1.1 Custom Design With WEBENCH® Tools
    2. 13.2 Documentation Support
      1. 13.2.1 Related Documentation
    3. 13.3 Receiving Notification of Documentation Updates
    4. 13.4 Community Resources
    5. 13.5 Trademarks
    6. 13.6 Electrostatic Discharge Caution
    7. 13.7 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Features

  • High-Efficiency, 1.5-MHz, Synchronous Switch-Mode Buck Charger
    • 92% Charge Efficiency at 2 A from 5-V Input
    • Optimized for USB Voltage Input (5 V)
    • Selectable Low Power Pulse Frequency Modulation (PFM) Mode for Light Load Operations
  • Supports USB On-The-Go (OTG)
    • Boost Converter With Up to 1.2-A Output
    • 92% Boost Efficiency at 1-A Output
    • Accurate Constant Current (CC) Limit
    • Soft-Start Up To 500-µF Capacitive Load
    • Output Short Circuit Protection
    • Selectable Low Power PFM Mode for Light Load Operations
  • Single Input to Support USB Input and High Voltage Adapters
    • Support 3.9-V to 13.5-V Input Voltage Range With 22-V Absolute Maximum Input Voltage Rating
    • Programmable Input Current Limit (100 mA to 3.2 A With 100-mA Resolution) to Support USB 2.0, USB 3.0 Standards and High Voltage Adaptors (IINDPM)
    • Maximum Power Tracking by Input Voltage Limit Up to 5.4 V (VINDPM)
    • VINDPM Threshold Automatically Tracks Battery Voltage
    • Auto Detect USB BC1.2, SDP, CDP, DCP and Non-Standard Adaptors
  • High Battery Discharge Efficiency With 19.5-mΩ Battery Discharge MOSFET
  • Narrow VDC (NVDC) Power Path Management
    • Instant-On Works with No Battery or Deeply Discharged Battery
    • Ideal Diode Operation in Battery Supplement Mode
  • BATFET Control to Support Ship Mode, Wake Up and Full System Reset
  • Flexible Autonomous and I2C Mode for Optimal System Performance
  • High Integration Includes All MOSFETs, Current Sensing and Loop Compensation
  • 17-µA Low Battery Leakage Current
  • High Accuracy
    • ±0.5% Charge Voltage Regulation
    • ±5% at 1.5-A Charge Current Regulation
    • ±10% at 0.9-A Input Current Regulation
  • Create a Custom Design Using the BQ25601D With the WEBENCH® Power Designer