Table of Contents
1 特性................................................................................... 1
2 应用................................................................................... 1
3 说明................................................................................... 1
4 Revision History.............................................................. 2
5 说明（续）.........................................................................3
6 Pin Configuration and Functions...................................4
7 Specifications.................................................................. 6
7.1 Absolute Maximum Ratings
(1)
....................................6
7.2 ESD Ratings............................................................... 6
7.3 Recommended Operating Conditions.........................6
7.4 Thermal Information....................................................7
7.5 Electrical Characteristics.............................................7
7.6 Timing Requirements................................................ 11
7.7 Typical Characteristics.............................................. 12
8 Detailed Description......................................................14
8.1 Functional Block Diagram......................................... 14
8.2 Feature Description...................................................15
8.3 Device Functional Modes..........................................31
8.4 Register Maps...........................................................32
9 Application and Implementation.................................. 49
9.1 Application Information............................................. 49
9.2 Typical Application.................................................... 49
9.3 System Examples..................................................... 53
10 Power Supply Recommendations..............................54
11 Layout........................................................................... 55
11.1 Layout Guidelines................................................... 55
11.2 Layout Example...................................................... 55
12 Device and Documentation Support..........................56
12.1 Device Support....................................................... 56
12.2 接收文档更新通知................................................... 56
12.3 支持资源..................................................................56
12.4 Trademarks............................................................. 56
12.5 术语表..................................................................... 56
12.6 Electrostatic Discharge Caution..............................56
13 Mechanical, Packaging, and Orderable
Information.................................................................... 56
4 Revision History
Changes from Revision B (May 2018) to Revision C (October 2022) Page
• 删除了整个数据表中的 WEBENCH.................................................................................................................... 1
• 在整个数据表中更新了包容性术语......................................................................................................................1
• Changed PMID description ................................................................................................................................4
• Changed REG01 default setting from 06 to 05.................................................................................................33
Changes from Revision A (May 216) to Revision B (May 2018) Page
• Added "SW (peak for 10 ns duration)" To the Absolute Maximum Rating ......................................................... 6
• Updated the 节 7.4 values.................................................................................................................................. 6
• Changed V
SYS
TYP value From: V
BAT
+ 50 mV To: I
(SYS)
+ 150 mV.................................................................. 7
• Changed the title of 图 7-4 From: Charge Current Accuracy To: I
2
C Setting ...................................................12
• Changed axis title of 图 7-8 From: BAT Voltage (V) To: Input Current Limit (mA)............................................ 12
• Changed V
VREF
to V
REGN
in 图 8-7 ..................................................................................................................22
• Changed V
VREF
to V
REGN
in 方程式 2 ..............................................................................................................22
• Changed V
REF
to V
REGN
in 图 8-8 ....................................................................................................................24
• Added sentence to the Battery Monitor secton "In battery only mode, ..".........................................................24
• Changed bit 5 From: 0 To: 1 in 图 8-21 ............................................................................................................35
• Changed the Description values of 表 8-26 From: mV To: mA......................................................................... 47
• Changed the Type values of Bits 6 to Bit 0 in 表 8-28 From: R/W To: R.......................................................... 48
• Added V
REF
system pullup voltage to 表 9-1 ................................................................................................... 49
• Changed 图 9-3 ............................................................................................................................................... 51
Changes from Revision * (March 2015) to Revision A (May 2016) Page
• 添加了引脚配置和功能部分、ESD 等级表、特性说明部分、器件功能模式、应用和实施部分、电源相关建议部
分、布局部分、器件和文档支持部分以及机械、封装和可订购信息部分。.........................................................1
BQ25895
ZHCSDI5C – MARCH 2015 – REVISED OCTOBER 2022
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