ZHCSRS4B
February 2007 – June 2024
TPS2062-1
,
TPS2065-1
,
TPS2066-1
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
Recommended Operating Conditions
5.3
Thermal Information
5.4
Electrical Characteristics
5.5
Typical Characteristics
6
Parameter Measurement Information
13
7
Detailed Description
7.1
Functional Block Diagram
7.2
Power Switch
7.3
Charge Pump
7.4
Driver
7.5
Enable ( ENx or ENx)
7.6
Current Sense
7.7
Overcurrent
7.7.1
Overcurrent Conditions (TPS2062-1 and TPS2065-1)
7.7.2
Overcurrent Conditions (TPS2066-1)
7.8
Overcurrent ( OCx)
7.9
Thermal Sense
7.10
Undervoltage Lockout
7.11
Discharge Function
8
Application and Implementation
8.1
Application Information
8.1.1
Power-Supply Considerations
8.1.2
OC Response
8.1.3
Power Dissipation and Junction Temperature
8.1.4
Thermal Protection
8.1.5
Undervoltage Lockout (UVLO)
8.1.6
Universal Serial Bus (USB) Applications
8.1.7
Host/Self-Powered and Bus-Powered Hubs
8.1.8
Low-Power Bus-Powered and High-Power Bus-Powered Functions
8.1.9
USB Power-Distribution Requirements
8.1.10
Generic Hot-Plug Applications
9
Device and Documentation Support
9.1
Device Support
9.2
Documentation Support
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
Revision History
11
Mechanical, Packaging, and Orderable Information
1
特性
输出放电功能
70mΩ 高侧 MOSFET
1A 持续电流
过热和短路保护
精确电流限制
(最小值 1.1A,最大值 1.9A)
工作电压范围:2.7V 至 5.5V
0.6ms 典型上升时间
欠压锁定
抗尖峰脉冲故障报告 (
OC
)
上电期间无
OC
尖峰脉冲
1μA 最大待机电源电流
环境温度范围:-40°C 至 85°C
ESD 保护