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bq2425x 2A Single-Input I2C, Stand-Alone Switched-Mode Li-Ion Battery Charger With Power-Path Management
SLUSBA1H
October 2012 – August 2015
PRODUCTION DATA.
CONTENTS
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bq2425x 2A Single-Input I2C, Stand-Alone Switched-Mode Li-Ion Battery Charger With Power-Path Management
1
Features
2
Applications
3
Description
4
Revision History
5
Description (continued)
6
Device Options
7
Pin Configuration and Functions
8
Specifications
8.1
Absolute Maximum Ratings
8.2
ESD Ratings
8.3
Recommended Operating Conditions
8.4
Thermal Information
8.5
Electrical Characteristics
8.6
Typical Characteristics
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Charge Profile
9.3.2
EN1 and EN2 Pins
9.3.3
External Settings: ISET, ILIM and VIN_DPM
9.3.4
BC1.2 D+/D- Detection
9.3.5
Transient Response
9.3.6
AnyBoot Battery Detection
9.3.7
Input Voltage Based DPM
9.3.8
Sleep Mode
9.3.9
Input Over-Voltage Protection
9.3.10
NTC Monitor
9.3.11
Production Test Mode
9.3.12
Safety Timer
9.3.13
Watchdog Timer
9.3.14
Fault Modes
9.3.15
Dynamic Power Path Management
9.4
Device Functional Modes
9.4.1
I2C Operation (Host Mode / Default Mode)
9.5
Programming
9.5.1
Serial Interface Description
9.5.1.1
F/S Mode Protocol
9.6
Register Maps
9.6.1
Register #1
9.6.2
Register #2
9.6.3
Register #3
9.6.4
Register #4
9.6.5
Register #5
9.6.6
Register #6
9.6.7
Register #7
10
Application and Implementation
10.1
Application Information
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Inductor Selection
10.2.3
Application Curves
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
12.3
Thermal Considerations
13
Device and Documentation Support
13.1
Related Links
13.2
Trademarks
13.3
Electrostatic Discharge Caution
13.4
Glossary
14
Mechanical, Packaging, and Orderable Information
14.1
Package Summary
IMPORTANT NOTICE
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）
RGE|24
MPQF124G
YFF|30
MXBG359A
サーマルパッド・メカニカル・データ
RGE|24
QFND136Y
発注情報
slusba1h_oa
slusba1h_pm
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