Manufacturer Part Number
LMS3655LQRNLTQ1
Manufacturer
Texas Instruments
Introduction
Automotive-grade step-down voltage regulator for power-efficient applications.
Product Features and Performance
Switching regulator with buck topology
Fixed output voltage of 5V
Output current capacity of 5.5A
Adjustable switching frequency from 250kHz to 500kHz
Surface mount package with wettable flanks for easy inspection
Supports input voltage range from 3.9V to 36V
Operational temperature range from -40°C to 125°C
Non-synchronous rectifier design
Product Advantages
High conversion efficiency
Automotive-grade reliability and robustness
Broad input voltage range suited for versatile applications
Fixed output voltage simplifies design considerations
Qualified to AEC-Q100 standards for automotive applications
Key Technical Parameters
Voltage input range: 3.9V-36V
Output voltage: Fixed at 5V
Output current: 5.5A
Switching frequency: 250kHz to 500kHz
Operating temperature: -40°C to 125°C
Automotive-grade qualification
Package: 22-VFQFN
Quality and Safety Features
AEC-Q100 qualified
Built-in thermal shutdown protection
Overcurrent and short-circuit protection
Designed for electromagnetic compatibility (EMC)
Compatibility
Compatible with a wide range of automotive and industrial applications requiring a fixed 5V output
Application Areas
Automotive electronics
Industrial control systems
Power supplies for sensors and communication modules
Consumer electronics with power management needs
Product Lifecycle
Currently marked as active
Not close to discontinuation with ongoing support
Several Key Reasons to Choose This Product
AEC-Q100 qualification ensures reliability in automotive environments
Wide input voltage range caters to a variety of power sources
High current capability suitable for demanding applications
Thermal and current protection features enhance safety
Wettable flank package allows for better solder joint inspection and quality control
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