ZHCSN50H
november 2007 – april 2023
TPS74701
PRODUCTION DATA
1
1
特性
2
应用
3
说明
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics: Other Orderable Devices (non-M3 Suffix)
6.6
Electrical Characteristics: Orderable Device (M3 Suffix)
6.7
Typical Characteristics: VEN = VIN (All Other Orderable Devices, Non-M3 Suffix)
6.8
Typical Characteristics: VEN = VIN = 1.8 V, VOUT = 1.5 V (All Other Orderable Devices, Non-M3 Suffix)
6.9
Typical Characteristics: IOUT = 50 mA (M3 Suffix)
6.10
Typical Characteristics: VEN = VIN = 1.8 V, VOUT = 1.5 V (M3 Suffix)
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Programmable Soft-Start
7.3.2
Enable and Shutdown
7.3.3
Power Good
7.3.4
Internal Current Limit
7.3.5
Thermal Shutdown
7.4
Device Functional Modes
7.4.1
Normal Operation
7.4.2
Dropout Operation
7.4.3
Disabled
8
Application and Implementation
8.1
Application Information
8.1.1
Input, Output, and Bias Capacitor Requirements
8.1.2
Transient Response
8.1.3
Dropout Voltage
8.1.4
Sequencing Requirements
8.1.5
Output Noise
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.1.1
Power Dissipation
8.4.1.2
Estimating Junction Temperature
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
Development Support
9.1.1.1
Evaluation Module
9.1.1.2
Spice Models
9.1.2
Device Nomenclature
9.2
Documentation Support
9.2.1
Related Documentation
9.3
接收文档更新通知
9.4
支持资源
9.5
Trademarks
9.6
静电放电警告
9.7
术语表
10
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
DRC|10
MPDS117L
散热焊盘机械数据 (封装 | 引脚)
DRC|10
QFND013N
订购信息
zhcsn50h_oa
zhcsn50h_pm
1
特性
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:
500mA、V
BIAS
= 5V 时的典型值为 50mV
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
整个线路、负载和温度范围内的精度: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
采用小型 3mm × 3mm × 1mm 10 引脚封装