ZHCSSO4D
September 2010 – December 2023
TPS74801-Q1
PRODUCTION DATA
1
1
特性
2
应用
3
说明
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Typical Characteristics: IOUT = 50 mA
5.7
Typical Characteristics: IOUT = 1 A
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Programmable Soft-Start
6.3.2
Sequencing Requirements
6.3.3
Output Noise
6.3.4
Enable and Shutdown
6.3.5
Power Good
6.3.6
Internal Current Limit
6.3.7
Thermal Protection
6.4
Device Functional Modes
6.4.1
Normal Operation
6.4.2
Dropout Operation
6.4.3
Disabled
7
Application and Implementation
7.1
Application Information
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Input, Output, and Bias Capacitor Requirements
7.2.2.2
Transient Response
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.1.1
Layout Recommendations and Power Dissipation
7.4.1.2
Estimating Junction Temperature
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Documentation Support
8.1.1
Related Documentation
8.1.2
Device Nomenclature
8.2
接收文档更新通知
8.3
支持资源
8.4
Trademarks
8.5
静电放电警告
8.6
术语表
9
Revision History
10
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
RGW|20
MPQF122C
DRC|10
MPDS117L
散热焊盘机械数据 (封装 | 引脚)
RGW|20
QFND012L
DRC|10
QFND709
订购信息
zhcsso4d_oa
zhcsso4d_pm
1
特性
符合面向汽车应用的 AEC-Q100 标准:
温度等级 1:–40°C 至 +125°C,T
A
V
OUT
范围:0.8V 至 3.6V
超低 V
IN
范围:0.8V 至 5.5V
V
BIAS
范围:2.7V 至 5.5V
低压降:1.5A、V
BIAS
= 5V 下的典型值为 60mV
电源正常 (PG) 输出可实现电源监视或为其他电源提供时序信号
线路、负载和温度范围内的精度为 2%
可编程软启动可提供线性电压启动
V
BIAS
支持低 V
IN
运行,具有良好的瞬态响应
与 ≥ 2.2μF 的任何输出电容器一起工作时可保持稳定
可采用小型 3mm × 3mm × 1mm VSON-10 和 5mm × 5mm VQFN-20 封装