JAJSND8C September   2021  – January 2023 BQ25180

PRODUCTION DATA  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
  4. 4 Revision History
  5. 5 概要 (続き)
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Thermal Information
    4. 7.4 Recommended Operating Conditions
    5. 7.5 Electrical Characteristics
    6. 7.6 Timing Requirements
    7. 7.7 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
      1. 8.1.1 Battery Charging Process
        1. 8.1.1.1 Trickle Charge
        2. 8.1.1.2 Precharge
        3. 8.1.1.3 Fast Charge
        4. 8.1.1.4 Termination
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  Input Voltage Based Dynamic Power Management (VINDPM)
      2. 8.3.2  Dynamic Power Path Management Mode (DPPM)
      3. 8.3.3  Battery Supplement Mode
      4. 8.3.4  SYS Power Control (SYS_MODE bit control)
        1. 8.3.4.1 SYS Pulldown Control
      5. 8.3.5  SYS Regulation
      6. 8.3.6  ILIM Control
      7. 8.3.7  Protection Mechanisms
        1. 8.3.7.1 Input Overvoltage Protection
        2. 8.3.7.2 Battery Undervoltage Lockout
        3. 8.3.7.3 System Overvoltage Protection
        4. 8.3.7.4 System Short Protection
        5. 8.3.7.5 Battery Overcurrent Protection
        6. 8.3.7.6 Safety Timer and Watchdog Timer
        7. 8.3.7.7 Thermal Protection and Thermal Regulation
      8. 8.3.8  Pushbutton Wake and Reset Input
        1. 8.3.8.1 Pushbutton Wake or Short Button Press Functions
        2. 8.3.8.2 Pushbutton Reset or Long Button Press Functions
      9. 8.3.9  15-Second Timeout for HW Reset
      10. 8.3.10 Hardware Reset
      11. 8.3.11 Software Reset
      12. 8.3.12 Interrupt Indicator (/INT) Pin
      13. 8.3.13 External NTC Monitoring (TS)
        1. 8.3.13.1 TS Biasing and Function
      14. 8.3.14 I2C Interface
        1. 8.3.14.1 F/S Mode Protocol
    4. 8.4 Device Functional Modes
    5. 8.5 Register Maps
      1. 8.5.1 I2C Registers
  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 Input (IN/SYS) Capacitors
        2. 9.2.2.2 TS
        3. 9.2.2.3 Recommended Passive Components
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 サード・パーティ製品に関する免責事項
    2. 12.2 ドキュメントの更新通知を受け取る方法
    3. 12.3 サポート・リソース
    4. 12.4 Trademarks
    5. 12.5 静電気放電に関する注意事項
    6. 12.6 用語集
  13. 13Mechanical, Packaging, and Orderable Information

パッケージ・オプション

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発注情報

8.4 Device Functional Modes

The BQ25180 has four main modes of operation: Battery Mode, Ship Mode, Charge/Adapter Mode when a supply is connected to IN, and Shutdown mode. The table below summarizes the functions that are active for each operation mode.

Table 8-6 Function Availability Based on Primary Mode of Operation

FUNCTION

CHARGE/ADAPTER MODE

BATTERY MODE

SHIP MODE

SHUTDOWN MODE
Input overvoltage

Yes

Yes

No

No

Input undervoltage

Yes

Yes

Yes

Yes

Battery overcurrent

Yes, if enabled

Yes

Yes, if enabled

No
Battery undervoltage

Yes

Yes

No

No

Input DPM

Yes, if enabled

No

No

No

Dynamic power path management

Yes, if enabled

No

No

No

BATFET

Yes

Yes

No

No

TS measurement

Yes

No

No

No

Battery charging

Yes, if enabled

No

No

No

ILIM

Yes (Register Value)

No

No

No
Pushbutton input

Yes

Yes, if enabled

Yes

No

INT output

Yes

Yes

No

No

I2C

Yes

Yes

No

No