JAJSJS8B
October 2020 – July 2024
BQ25618E
,
BQ25619E
PRODUCTION DATA
1
1
特長
2
アプリケーション
3
概要
4
概要 (続き)
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Power-On-Reset (POR)
8.3.2
Device Power Up From Battery Without Input Source
8.3.3
Power Up From Input Source
8.3.3.1
Power Up REGN LDO
8.3.3.2
Poor Source Qualification
8.3.3.3
Input Source Type Detection (IINDPM Threshold)
8.3.3.3.1
PSEL Pins Sets Input Current Limit
8.3.3.4
Input Voltage Limit Threshold Setting (VINDPM Threshold)
8.3.3.5
Power Up Converter in Buck Mode
8.3.3.6
HIZ Mode with Adapter Present
8.3.4
Power Path Management
8.3.4.1
Narrow Voltage DC (NVDC) Architecture
8.3.4.2
Dynamic Power Management
8.3.4.3
Supplement Mode
8.3.5
Battery Charging Management
8.3.5.1
Autonomous Charging Cycle
8.3.5.2
Battery Charging Profile
8.3.5.3
Charging Termination
8.3.5.4
Thermistor Qualification
8.3.5.4.1
JEITA Guideline Compliance During Charging Mode
8.3.5.5
Charging Safety Timer
8.3.6
Ship Mode and QON Pin
8.3.6.1
BATFET Disable (Enter Ship Mode)
8.3.6.2
BATFET Enable (Exit Ship Mode)
8.3.6.3
BATFET Full System Reset
8.3.7
Status Outputs ( STAT, INT , PG )
8.3.7.1
Power Good Indicator (PG_STAT Bit; BQ25619E only)
8.3.7.2
Charging Status Indicator (STAT)
8.3.7.3
Interrupt to Host ( INT)
8.3.8
Protections
8.3.8.1
Voltage and Current Monitoring in Buck Mode
8.3.8.1.1
Input Overvoltage Protection (ACOV)
8.3.8.1.2
System Overvoltage Protection (SYSOVP)
8.3.8.2
Thermal Regulation and Thermal Shutdown
8.3.8.2.1
Thermal Protection in Buck Mode
8.3.8.3
Battery Protection
8.3.8.3.1
Battery Overvoltage Protection (BATOVP)
8.3.8.3.2
Battery Overdischarge Protection
8.3.8.3.3
System Overcurrent Protection
8.3.9
Serial Interface
8.3.9.1
Data Validity
8.3.9.2
START and STOP Conditions
8.3.9.3
Byte Format
8.3.9.4
Acknowledge (ACK) and Not Acknowledge (NACK)
8.3.9.5
Slave Address and Data Direction Bit
8.3.9.6
Single Read and Write
8.3.9.7
Multi-Read and Multi-Write
8.4
Device Functional Modes
8.4.1
Host Mode and Default Mode
8.5
Register Maps
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
Inductor Selection
9.2.2.2
Input Capacitor and Resistor
9.2.2.3
Output Capacitor
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
Documentation Support
12.2.1
Related Documentation
12.3
ドキュメントの更新通知を受け取る方法
12.4
サポート・リソース
12.5
Trademarks
12.6
静電気放電に関する注意事項
12.7
用語集
13
Revision History
14
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)
YFF|30
MXBG359A
サーマルパッド・メカニカル・データ
発注情報
jajsjs8b_oa
jajsjs8b_pm
8.4
Device Functional Modes