ZHCSQC5B
December 2022 – February 2024
TPS7A21-Q1
PRODMIX
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
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Smart Enable (EN)
6.3.2
Low Output Noise
6.3.3
Active Discharge
6.3.4
Dropout Voltage
6.3.5
Foldback Current Limit
6.3.6
Undervoltage Lockout
6.3.7
Thermal Overload Protection (TSD)
6.4
Device Functional Modes
6.4.1
Device Functional Mode Comparison
6.4.2
Normal Operation
6.4.3
Dropout Operation
6.4.4
Disabled
7
Applications and Implementation
7.1
Application Information
7.1.1
Recommended Capacitor Types
7.1.2
Input and Output Capacitor Requirements
7.1.3
Load Transient Response
7.1.4
Undervoltage Lockout (UVLO) Operation
7.1.5
Power Dissipation (PD)
7.1.6
Estimating Junction Temperature
7.1.7
Recommended Area For Continuous Operation
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Power Dissipation and Device Operation
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Device Support
8.1.1
Device Nomenclature
8.2
Documentation Support
8.2.1
Related Documentation
8.3
接收文档更新通知
8.4
支持资源
8.5
Trademarks
8.6
静电放电警告
8.7
术语表
9
Revision History
10
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
DSG|8
MPDS308C
DRB|8
MPDS118K
散热焊盘机械数据 (封装 | 引脚)
DRB|8
QFND619
订购信息
zhcsqc5b_oa
zhcsqc5b_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
结温:-40°C 至 +150°C
超低 I
Q
:6.5μA
输入电压范围:2.0V 至 6.0V
输出电压范围:0.8V 至 5.5V(阶跃为 50mV)
高电源抑制比 (PSRR):1kHz 时为 91dB
低输出电压噪声:7.7μV
RMS
低压降:
在 500mA 下为 265mV(最大值)(2.5V V
OUT
)
智能 EN 引脚下拉
输出电压容差:在 1mA I
OUT
时为 ±1%
支持多种陶瓷电容器:
1µF 至 200µF
封装:
3mm x 3mm 可湿性侧面 VSON 封装
2mm× 2mm 可湿性侧面 WSON(预告信息)
2mm× 2mm WSON(预告信息)