JAJSPL3
January 2023
BQ21080
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
4
Revision History
5
Description (continued)
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Thermal Information
7.4
Recommended Operating Conditions
7.5
Electrical Characteristics
7.6
Timing Requirements
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.1.1
Battery Charging Process
8.1.1.1
Trickle Charge
8.1.1.2
Precharge
8.1.1.3
Fast Charge
8.1.1.4
Termination
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Input Voltage Based Dynamic Power Management (VINDPM)
8.3.2
Dynamic Power Path Management Mode (DPPM)
8.3.3
Battery Supplement Mode
8.3.4
SYS Power Control (SYS_MODE bit control)
8.3.4.1
SYS Pulldown Control
8.3.5
SYS Regulation
8.3.6
ILIM Control
8.3.7
Protection Mechanisms
8.3.7.1
Input Overvoltage Protection
8.3.7.2
Battery Undervoltage Lockout
8.3.7.3
System Overvoltage Protection
8.3.7.4
System Short Protection
8.3.7.5
Battery Overcurrent Protection
8.3.7.6
Safety Timer and Watchdog Timer
8.3.7.7
Thermal Protection and Thermal Regulation
8.3.8
Pushbutton Wake and Reset Input
8.3.8.1
Pushbutton Wake or Short Button Press Functions
8.3.8.2
Pushbutton Reset or Long Button Press Functions
8.3.9
15-Second Timeout for HW Reset
8.3.10
Hardware Reset
8.3.11
Software Reset
8.3.12
Interrupt Indicator (/INT) Pin
8.3.13
External NTC Monitoring (TS)
8.3.13.1
TS Biasing and Function
8.3.14
I2C Interface
8.3.14.1
F/S Mode Protocol
8.4
Device Functional Modes
8.5
Register Maps
8.5.1
I2C レジスタ
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Input (IN/SYS) Capacitors
9.2.2.2
TS
9.2.2.3
Recommended Passive Components
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Device Support
12.1.1
サード・パーティ製品に関する免責事項
12.2
ドキュメントの更新通知を受け取る方法
12.3
サポート・リソース
12.4
Trademarks
12.5
静電気放電に関する注意事項
12.6
用語集
13
Mechanical, Packaging, and Orderable Information
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)
YBG|8
MXBG432
サーマルパッド・メカニカル・データ
発注情報
jajspl3_oa
8.3
Feature Description