Manufacturer Part Number
LM73605QRNPTQ1
Manufacturer
Texas Instruments
Introduction
Automotive grade step-down voltage regulator from Texas Instruments' power management IC portfolio.
Product Features and Performance
Wide input voltage range from 3.5V to 36V
Adjustable output voltage from 1V to 34.2V
5A maximum output current
Selectable switching frequency from 350kHz to 2.2MHz
Synchronous rectification for improved efficiency
Thermal shutdown and over-current protection
Soft start and power good flag
Automotive qualified following AEC-Q100 standards
High efficiency for power-sensitive applications
Designed for advanced thermal performance
Product Advantages
High reliability and robustness for automotive applications
Enhanced power density
Low EMI
Flexible design for a wide range of input and output voltages
Customizable switching frequency to optimize performance
Compatible with a variety of inductors for design flexibility
Key Technical Parameters
Voltage - Input (Min): 3.5V
Voltage - Input (Max): 36V
Voltage - Output (Min/Fixed): 1V
Voltage - Output (Max): 34.2V
Current - Output: 5A
Frequency - Switching: 350kHz to 2.2MHz
Operating Temperature: -40°C to 125°C (TJ)
Quality and Safety Features
AEC-Q100 qualified for automotive use
Built-in safety features including thermal protection
Over-voltage and over-current protection
Compatibility
Surface Mount, Wettable Flank for enhanced manufacturability
Compatible with standard 30-WFQFN Exposed Pad for easy PCB design
Application Areas
Automotive electronics such as infotainment systems and ADAS
Power supplies for industrial and telecommunications equipment
Battery-powered devices requiring high efficiency
Product Lifecycle
Active product life cycle status
Not indicated as nearing discontinuation
Replacements or upgrades should be available if necessary
Several Key Reasons to Choose This Product
Suitable for rigorous automotive applications due to AEC-Q100 qualification
Versatility with a wide input voltage range supporting diverse electronic systems
Optimized for energy efficiency which can prolong battery life in portable applications
Flexibility in design enabled by adjustable switching frequency
High-reliability and high-performance power management solution
Ease of integration with wettable flank QFN package for inspection-friendly soldering
Supports environmentally friendly manufacturing processes
