ZHCSJQ2A
May 2019 – August 2019
TPS2596
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
简化原理图
TPS25963x 1KV EFT 响应
4
修订历史记录
5
器件比较表
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
Timing Requirements
7.7
Switching Characteristics
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Undervoltage Protection (UVP) and Undervoltage Lockout (UVLO)
8.3.2
Overvoltage Protection
8.3.2.1
Overvoltage Lockout
8.3.2.2
Overvoltage Clamp
8.3.3
Inrush Current, Overcurrent and Short Circuit Protection
8.3.3.1
Slew Rate and Inrush Current Control (dVdt)
8.3.3.2
Active Current Limiting
8.3.3.3
Short-Circuit Protection
8.3.4
Analog Load Current Monitor (IMON)
8.3.5
Overtemperature Protection (OTP)
8.3.6
Fault Indication
8.4
Device Functional Modes
8.4.1
Enable and Fault Pin Functional Mode 1: Single Device, Self-Controlled
8.4.2
Enable and Fault Pin Functional Mode 2: Single Device, Host-Controlled
8.4.3
Enable and Fault Pin Functional Mode 3: Multiple Devices, Self-Controlled
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Precision Current Limiting and Protection for White Goods
9.2.2
Design Requirements
9.2.3
Detailed Design Procedure
9.2.3.1
Programming the Current-Limit Threshold: RILM Selection
9.2.3.2
Undervoltage and Overvoltage Lockout Set Point
9.2.3.3
Setting Output Voltage Ramp Time (TdVdT)
9.2.3.3.1
Case 1: Start-Up Without Load. Only Output Capacitance COUT Draws Current
9.2.3.3.2
Case 2: Start-Up With Load. Output Capacitance COUT and Load Draw Current
9.2.4
Support Component Selection: RFLT and CIN
9.2.5
Application Curves
9.3
System Examples
9.3.1
Current Limiting and Overvoltage Protection and for Energy Meter Power Rails
9.3.2
Precision Current Limiting and Protection in Appliances
10
Power Supply Recommendations
10.1
Transient Protection
10.2
Output Short-Circuit Measurements
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
器件和文档支持
12.1
文档支持
12.1.1
相关文档
12.2
接收文档更新通知
12.3
社区资源
12.4
商标
12.5
静电放电警告
12.6
Glossary
13
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
DDA|8
MPDS092F
散热焊盘机械数据 (封装 | 引脚)
DDA|8
PPTD178C
订购信息
zhcsjq2a_oa
zhcsjq2a_pm
1
特性
宽输入电压范围:2.7V 至 19V
绝对最大值为 21V
低导通电阻:Ron = 89mΩ(典型值)
带有可调节欠压锁定 (UVLO) 的高电平有效使能输入
可用过压保护选项:
快速过压钳位(3.8V、5.7V 和 13.8V 引脚可选阈值),响应时间为 5μs(典型值)
可调节过压锁定 (OVLO),响应时间为 1.3μs(典型值)
配备负载电流监控器输出 (ILM) 的可调节电流限制
电流范围:0.125A 至 2A
电流限制准确度:
整个电流范围内为 ±10.4%(最大值)
在 1A 电流限制下为 ±5.5%(最大值)
不受电气快速瞬变干扰 (IEC 61000-4-4)
可调节的输出压摆率控制 (dVdt)
提供过热保护 (OTP)
故障指示引脚 (
FLT
)
UL2367 认证正在处理中
IEC 62368 CB 认证(正在申请中)
小尺寸:4.91mm × 3.9mm SOIC 封装