Manufacturer Part Number
LD56050DPU105R
Manufacturer
STMicroelectronics
Introduction
Low Dropout Linear Regulator for Voltage Regulation
Product Features and Performance
Fixed Output Voltage of 1.05V
Low Dropout Voltage: 0.25V @ 500mA Output Current
High PSRR: 75dB at 1kHz
Low Quiescent Current: 40 µA
Single Output Regulator
Good Thermal Performance
High Output Voltage Accuracy
Fast Transient Response
Product Advantages
High Power Supply Rejection Ratio
Low Power Consumption in Quiescent Mode
Compact 4-XDFN Exposed Pad Package
Built-in Short Circuit and Over Temperature Protection
Enable Control Feature for Power Saving
Key Technical Parameters
Input Voltage up to 5.5V
500mA Output Current Capability
Output Voltage Dropout Max 0.25V at 500mA
Quiescent Current 40 µA
PSRR 75dB at 1kHz
Quality and Safety Features
Built-in Thermal Shutdown
Short Circuit Protection
Suitable for Industrial Temperature Range -40°C to 85°C
Compatibility
Compatible with Surface Mount Technology
Uses Common 4-DFN (1.2x1.2) Package
Application Areas
Consumer Electronics
Portable Devices
Wireless Infrastructure
Industrial Equipment
Product Lifecycle
Active Status
Not Nearing Discontinuation
Several Key Reasons to Choose This Product
High Efficiency for Extended Battery Life
Robust Protection Enhances Product Reliability
Energy Saving with Low Quiescent Current
Suitable for Noise-sensitive Applications due to High PSRR
Small Footprint with XDFN Package Enables Compact PCB Design
Ensures Stable Voltage Supply in Variable Load Conditions
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