Manufacturer Part Number
LMS3655LQRNLRQ1
Manufacturer
Texas Instruments
Introduction
The LMS3655LQRNLRQ1 is a highly efficient, automotive-grade step-down voltage regulator, designed by Texas Instruments for power management applications.
Product Features and Performance
Optimized for automotive applications
Step-down (Buck) topology ensuring efficient downconversion of voltage
Fixed output voltage of 5V suitable for standard logic levels
Capable of supplying up to 5.5A of output current
Supports a broad input voltage range from 3.9V to 36V, accommodating various power sources
Adjustable switching frequency between 250kHz to 500kHz
Operates efficiently at a temperature range of -40°C to 125°C
Designed without a synchronous rectifier to simplify circuit complexity
Product Advantages
High-efficiency conversion helps in minimizing power loss
Wide input voltage range offers flexibility in choosing power sources
Capable of delivering a significant amount of current for high power applications
Automotive-grade quality ensures reliability and durability under harsh conditions
AEC-Q100 qualification underscores its suitability for automotive applications
Key Technical Parameters
Voltage Input (Min): 3.9V
Voltage Input (Max): 36V
Voltage Output (Min/Fixed): 5V
Current Output: 5.5A
Frequency Switching: 250kHz ~ 500kHz
Operating Temperature: -40°C ~ 125°C (TA)
Package / Case: 22-VFQFN
Quality and Safety Features
AEC-Q100 qualified, indicating it meets stringent automotive reliability standards
Packaged in a 22-VFQFN package with wettable flanks for enhanced quality inspections and reliability
Compatibility
This device is designed to be mounted on a surface mount technology (SMT) board, which is compatible with modern automated production lines.
Application Areas
Automotive Power Supply
Industrial Power Solutions
Portable Devices requiring efficient power management
Electronic Control Units (ECUs) in vehicles
Product Lifecycle
Status: Active
This product is currently in the active stage of its lifecycle, with no indication of nearing discontinuation, ensuring long-term availability.
Several Key Reasons to Choose This Product
Its high-efficiency conversion minimizes power losses, making it ideal for power-sensitive applications.
A wide input voltage range provides flexibility for use in a variety of applications.
Designed specifically for automotive applications, ensuring reliability and performance under harsh conditions.
AEC-Q100 qualification guarantees its compliance with automotive reliability standards.
The compact 22-VFQFN package with wettable flanks supports reliable soldering and inspection in automotive manufacturing processes.
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