ZHCSEZ6D
April 2016 – January 2019
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
简化原理图
4
修订历史记录
5
Device Comparison
6
Pin Configuration and Functions
Pin 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 Operational Characteristics (Protection Circuits Waveforms)
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Power-Down or Undervoltage Lockout (UVLO)
8.3.2
Power-up
8.3.3
Sleep Mode
8.3.4
New Charge Cycle
8.3.5
Overvoltage-Protection (OVP) – Continuously Monitored
8.3.6
CHG Terminal Indication
8.4
Device Functional Modes
8.4.1
CHG LED Pull-up Source
8.4.2
IN-DPM (VIN-DPM or IN-DPM)
8.4.3
OUT
8.4.4
ISET
8.4.5
TS
8.4.6
Termination and Timer Disable Mode (TTDM) - TS Terminal High
8.4.7
Timers
8.4.8
Termination
8.4.9
Battery Detect Routine
8.4.10
Refresh Threshold
8.4.11
Starting a Charge on a Full Battery
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
Calculations
9.2.2.1.1
Program the Fast Charge Current, ISET:
9.2.2.1.2
Pre-Charge and Termination Current Thresholds, ITERM, and PRE-CHG
9.2.2.1.3
TS Function
9.2.2.1.4
CHG
9.2.2.2
Selecting In and Out Terminal Capacitors
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
11.3
Thermal Considerations
11.3.1
Leakage Current Effects on Battery Capacity
12
器件和文档支持
12.1
接收文档更新通知
12.2
社区资源
12.3
商标
12.4
静电放电警告
12.5
术语表
13
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
DBV|6
MPDS026O
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsez6d_oa
zhcsez6d_pm
1
特性
充电中
充电电压精度为 1%
10% 充电电流精度
低电池泄漏电流 (1µA)
可通过外部电阻编程设定的充电电流最高可达 800mA
4.2V 锂离子和锂聚合物充电器
保护
30V 额定输入电压;具有 6.6V 输入过压保护
输入电压动态电源管理
125°C 热调节;150°C 热关断保护
OUT 短路保护和 ISET 短路检测
通过负温度系数 (NTC) 实现过热感测保护
10 小时固定安全定时器
系统
状态指示 - 充电/完成
采用小型小外形尺寸晶体管 (SOT)-23 封装