Manufacturer Part Number
L5981TR
Manufacturer
stmicroelectronics
Introduction
The L5981TR is a high-efficiency, step-down (buck) DC-DC switching regulator from STMicroelectronics. It is designed to provide a stable and adjustable output voltage from an input voltage range of 2.9V to 18V, making it suitable for a wide variety of applications.
Product Features and Performance
Output voltage adjustable from 0.6V to 18V
Output current up to 1A
Switching frequency range of 250kHz to 1MHz
High efficiency of up to 95%
Low quiescent current of 30μA
Thermal shutdown and current limit protection
Integrated compensation network for stable operation
Small 8-VFDFN Exposed Pad package (3x3mm)
Product Advantages
Wide input voltage range accommodates various power sources
Adjustable output voltage provides flexibility for different system requirements
High efficiency and low quiescent current contribute to improved energy savings
Comprehensive protection features ensure reliable and safe operation
Compact package size enables space-efficient board designs
Key Reasons to Choose This Product
Excellent power conversion efficiency for enhanced system performance and battery life
Versatile input and output voltage range to meet diverse application needs
Robust protection features to ensure reliable and safe operation
Small package size enables compact and space-optimized system designs
Quality and Safety Features
Thermal shutdown protection
Current limit protection
Overcurrent protection
Undervoltage lockout
Compatibility
The L5981TR is compatible with a wide range of electronic devices and systems that require a stable and adjustable DC power supply, such as:
Portable electronics
Industrial equipment
Automotive applications
Telecommunications equipment
Medical devices
Application Areas
Power supplies for portable electronics
Industrial control systems
Automotive electronics
Telecommunications infrastructure
Medical equipment
Product Lifecycle
The L5981TR is an active product. There are no immediate plans for discontinuation. However, as technology evolves, customers are advised to consult with our website's sales team for the latest product availability and any potential alternative or equivalent models that may be available.