Manufacturer Part Number
L5973ADTR
Manufacturer
STMicroelectronics
Introduction
The L5973ADTR is a step-down switching regulator designed for power management applications that require efficiency and compactness.
Product Features and Performance
Step-Down (Buck) topology
Adjustable output voltage
Single output channel
High efficiency and low power dissipation
Operating frequency at 500kHz
Thermal shutdown and overcurrent protection
Wide input voltage range suitable for various applications
Output voltage adjustable from 1.235V to 35V
Capable of delivering up to 2A of output current
Product Advantages
Flexible input voltage range catering to diverse input sources
Robust thermal management improves reliability
High integration reduces external component count
Ease of use in complex power supply designs
Key Technical Parameters
Input Voltage Min: 4V
Input Voltage Max: 36V
Output Voltage Min/Fixed: 1.235V
Output Voltage Max: 35V
Current - Output: 2A
Frequency - Switching: 500kHz
Operating Temperature: -40°C ~ 150°C
Quality and Safety Features
Overcurrent protection
Thermal shutdown for device protection
Meets industry-standard quality and safety requirements
Compatibility
Compatible with a wide range of input voltages and applications
Surface Mount type package allows for easy PCB integration
Application Areas
Consumer electronics
Telecommunication infrastructures
Automotive systems
Industrial controls
Product Lifecycle
Product Status: Active
Not nearing discontinuation, with replacements or upgrades likely available
Several Key Reasons to Choose This Product
High output current capability for demanding applications
Adjustable voltage output for a wide range of uses
High-frequency operation allows for smaller external components
Extended operating temperature suitable for harsh environments
Designed by STMicroelectronics, renowned for reliability and performance
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