ZHCSID4B
June 2018 – January 2021
TPS61372
PRODUCTION DATA
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
6.6
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Undervoltage Lockout
7.3.2
Enable and Disable
7.3.3
Error Amplifier
7.3.4
Bootstrap Voltage (BST)
7.3.5
Load Disconnect
7.3.6
Overvoltage Protection
7.3.7
Thermal Shutdown
7.3.8
Start-Up
7.3.9
Short Protection
7.4
Device Functional Modes
7.4.1
Operation
7.4.2
Auto PFM Mode
7.4.3
Forced PWM Mode
7.4.4
Mode Selectable
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Custom Design With WEBENCH® Tools
8.2.2.2
Setting the Output Voltage
8.2.2.3
Selecting the Inductor
8.2.2.4
Selecting the Output Capacitors
8.2.2.5
Selecting the Input Capacitors
8.2.2.6
Loop Stability and Compensation
8.2.2.6.1
Small Signal Model
8.2.2.7
Loop Compensation Design Steps
8.2.2.8
Selecting the Bootstrap Capacitor
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.2.1
Thermal Considerations
11
Device and Documentation Support
11.1
Device Support
11.1.1
第三方产品免责声明
11.1.2
Development Support
11.1.2.1
Custom Design With WEBENCH® Tools
11.2
接收文档更新通知
11.3
支持资源
11.4
Trademarks
11.5
静电放电警告
11.6
术语表
12
Mechanical, Packaging, and Orderable Information
封装选项
请参考 PDF 数据表获取器件具体的封装图。
机械数据 (封装 | 引脚)
YKB|16
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsid4b_oa
zhcsid4b_pm
1
特性
输入电压范围:2.5V 至 5.5V
输出电压范围:高达 16V
导通电阻:
低侧 FET - 33mΩ
高侧 FET - 104mΩ
开关峰值电流限制:3.8A
来自 V
IN
的静态电流:74μA
来自 V
OUT
的静态电流:10μA
来自 V
IN
的关断电流:1μA
开关频率:1.5MHz
软启动时间:0.9ms
断续输出短路保护
可选自动 PFM 和强制 PWM
关断期间负载断开
外部环路补偿
输出过压保护
1.57mm × 1.52mm × 0.5mm 16 引脚 WCSP
使用 TPS61372 并借助
WEBENCH®
Power Designer
创建定制设计方案