JAJSE06A October   2017  – December 2017

PRODUCTION DATA.  

  1. 1 特長
  2. 2 アプリケーション
  3. 3 概要
    1.     代表的なアプリケーション回路
  4. 4 改訂履歴
  5. 5 概要（続き）
  6. 6 Device Comparison Table
  7. 7 Pin Configuration and Functions
    1.     Pin Functions
    2. 7.1 EN1/EN2 Settings
  8. 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 Dissipation Ratings
    6. 8.6 Electrical Characteristics
    7. 8.7 Typical Characteristics
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Undervoltage Lockout (UVLO)
      2. 9.3.2 Power On
      3. 9.3.3 Overvoltage Protection (OVP)
      4. 9.3.4 Dynamic Power-Path Management
        1. 9.3.4.1 Input Source Connected (ADAPTER or USB)
          1. 9.3.4.1.1 Input DPM Mode (VIN-DPM)
          2. 9.3.4.1.2 DPPM Mode
          3. 9.3.4.1.3 Battery Supplement Mode
        2. 9.3.4.2 Input Source Not Connected
      5. 9.3.5 Battery Charging
        1. 9.3.5.1 Charge Current Translator
        2. 9.3.5.2 Battery Detection and Recharge
        3. 9.3.5.3 Battery Disconnect (SYSOFF Input, bq24076, bq24078)
        4. 9.3.5.4 Dynamic Charge Timers (TMR Input)
        5. 9.3.5.5 Status Indicators (PGOOD, CHG)
        6. 9.3.5.6 Thermal Regulation and Thermal Shutdown
      6. 9.3.6 Battery Pack Temperature Monitoring
    4. 9.4 Device Functional Modes
      1. 9.4.1 Sleep Mode
      2. 9.4.2 Explanation of Deglitch Times and Comparator Hysteresis
  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 bq2407x Charger Design Example
          1. 10.2.2.1.1 System ON/OFF (SYSOFF) (bq24076 or bq24078 only)
        2. 10.2.2.2 Calculations
          1. 10.2.2.2.1 Program the Fast Charge Current (ISET):
          2. 10.2.2.2.2 Program the Input Current Limit (ILIM)
          3. 10.2.2.2.3 Program 6.25-hour Fast-Charge Safety Timer (TMR)
        3. 10.2.2.3 TS Function
        4. 10.2.2.4 CHG and PGOOD
        5. 10.2.2.5 Selecting IN, OUT, and BAT Pin Capacitors
      3. 10.2.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
    3. 12.3 Thermal Considerations
  13. 13デバイスおよびドキュメントのサポート
    1. 13.1 デバイス・サポート
      1. 13.1.1 デベロッパー・ネットワークの製品に関する免責事項
    2. 13.2 関連リンク
    3. 13.3 ドキュメントの更新通知を受け取る方法
    4. 13.4 コミュニティ・リソース
    5. 13.5 商標
    6. 13.6 静電気放電に関する注意事項
    7. 13.7 Glossary
  14. 14メカニカル、パッケージ、および注文情報

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ
発注情報

10.2.3 Application Curves

bq24076 bq24078 bat_conn_lus810.gif
RLOAD = 10 Ω
Figure 27. Adapter Plug-In
Battery Connected
bq24076 bq24078 hot_plug2_lus810.gif
Figure 29. Battery Detection
Battery Removed
bq24076 bq24078 batt_mode_lus810.gif
RLOAD = 25 Ω to 4.5 Ω
Figure 31. Entering and Exiting Battery Supplement Mode
bq24076 bq24078 on_off_chgr_lus810.gif
Figure 33. Charger ON/OFF Using CE
bq24076 bq24078 system_of6v_lus810.gif
VIN = 6 V
Figure 35. System ON/OFF With Input Connected
bq24076, bq24078
bq24076 bq24078 hot_plug_lus810.gif
Figure 28. Battery Detection
Battery Inserted
bq24076 bq24078 dppm_mode_lus810.gif
RLOAD = 20 Ω to 9 Ω
Figure 30. Entering and Exiting DPPM Mode
bq24076 bq24078 supp_mode_luscm1.gif
RLOAD = 20 Ω to 4.5 Ω
Figure 32. Entering and Exiting Battery Supplement Mode
bq24076 bq24078 ovp_fault_lus810.gif
VIN = 6 V to 15 V RLOAD = 10 Ω
Figure 34. OVP Fault
bq24076 bq24078 system_of0v_lus810.gif
VIN = 0 V
Figure 36. System ON/OFF With Input Not Connected
bq24076, bq24078