ZHCSJP0A
May 2019 – November 2019
ATL431LI-Q1
,
ATL432LI-Q1
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 Table
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
Typical Characteristics
8
Parameter Measurement Information
8.1
Temperature Coefficient
8.2
Dynamic Impedance
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.4
Device Functional Modes
9.4.1
Open Loop (Comparator)
9.4.2
Closed Loop
10
Applications and Implementation
10.1
Application Information
10.2
Typical Applications
10.2.1
Comparator With Integrated Reference
10.2.2
Design Requirements
10.2.3
Detailed Design Procedure
10.2.3.1
Basic Operation
10.2.3.1.1
Overdrive
10.2.3.2
Output Voltage and Logic Input Level
10.2.3.2.1
Input Resistance
10.2.4
Application Curves
10.2.5
Precision LED Lighting Current Sink Regulator
10.2.5.1
Design Requirements
10.2.5.2
Detailed Design Procedure
10.2.5.2.1
Basic Operation
10.2.5.2.1.1
Output Current Range and Accuracy
10.2.5.2.2
Power Consumption
10.2.6
Shunt Regulator/Reference
10.2.6.1
Design Requirements
10.2.6.2
Detailed Design Procedure
10.2.6.2.1
Programming Output/Cathode Voltage
10.2.6.2.2
Total Accuracy
10.2.6.2.3
Stability
10.2.6.2.4
Start-Up Time
10.2.6.3
Application Curves
10.2.7
Isolated Flyback with Optocoupler
10.2.7.1
Design Requirements
10.2.7.1.1
Detailed Design Procedure
10.2.7.1.1.1
ATL431LI-Q1 Biasing
10.2.7.1.1.2
Resistor Feedback Network
10.2.8
Adjustable Reference for Tracking LDO
10.2.8.1
Design Requirements
10.2.8.2
Detailed Design Procedure
10.2.8.2.1
External Capacitors
10.3
System Examples
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
器件和文档支持
13.1
器件支持
13.1.1
器件命名规则
13.2
文档支持
13.2.1
相关文档
13.3
相关链接
13.4
接收文档更新通知
13.5
支持资源
13.6
商标
13.7
静电放电警告
13.8
Glossary
14
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
DBZ|3
MPDS108G
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsjp0a_oa
zhcsjp0a_pm
1
特性
符合汽车类 应用要求
具有符合 AEC-Q100 标准的下列特性:
器件温度等级 1:–40°C 至 +125°C 的环境工作温度范围
25°C 下的基准电压容差
0.5%(B 级)
1%(A 级)
最低输出电压典型值:2.5V
可调输出电压:V
ref
至 36V
工作温度范围:−40°C 至 +125°C
27mV 最大温漂
输出阻抗典型值 0.3Ω
灌电流能力
I
min
= 0.08mA(最大值)
I
KA
= 15mA(最大值)
基准输入电流 I
REF
:0.4μA(最大值)
整个温度范围内的基准输入电流偏差 I
I(dev)
:0.3μA(最大值)
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