Manufacturer Part Number
LMR14030SQDDARQ1
Manufacturer
Texas Instruments
Introduction
The LMR14030SQDDARQ1 is a versatile and efficient step-down (buck) regulator from Texas Instruments' SIMPLE SWITCHER® series, designed specifically for automotive applications requiring a compact and robust power management solution.
Product Features and Performance
Step-down (Buck) regulator topology ensures efficient voltage conversion from a higher input voltage to a lower output voltage.
Adjustable output voltage range from 0.8V to 28V accommodating a wide range of applications.
Capable of delivering up to 3.5A of output current to support various load requirements.
Features a wide input voltage range from 4V to 40V, enabling it to operate in diverse power environments.
Supports a broad switching frequency range from 200kHz to 2.5MHz, allowing optimization between efficiency and component size.
Operating temperature range of -40°C to 125°C ensures reliability under extreme conditions.
Product Advantages
Automotive-grade qualification (AEC-Q100) ensures high reliability and performance under automotive stress conditions.
Flexible switching frequency selection provides a balance between efficiency and external component size.
The adjustable output feature facilitates use in multiple applications without the need for different regulators.
High efficiency reduces power loss and heat generation, improving system performance and longevity.
Key Technical Parameters
Voltage Input (Min): 4V
Voltage Input (Max): 40V
Voltage Output (Min/Fixed): 0.8V
Voltage Output (Max): 28V
Current Output: 3.5A
Frequency Switching: 200kHz ~ 2.5MHz
Grade: Automotive
Operating Temperature: -40°C ~ 125°C (TJ)
Quality and Safety Features
Manufactured to meet AEC-Q100 standards, indicating it meets stringent automotive reliability requirements.
Overtemperature protection enhances safety under abnormal thermal conditions.
Compatibility
Surface Mount technology and 8-PowerSOIC package for compatibility with compact PCB designs.
Application Areas
Automotive electronics such as infotainment systems, ADAS, and power management systems.
Industrial and portable electronics requiring efficient power conversion and management.
Product Lifecycle
Status: Active, indicating ongoing manufacturing and availability.
Not nearing discontinuation, with Texas Instruments typically providing ample notice for product lifecycle changes.
Several Key Reasons to Choose This Product
High reliability and performance verified by AEC-Q100 qualification make it suitable for automotive applications.
Wide input and output voltage range supports diverse applications and allows flexibility in design.
Compact design enabled by high switching frequency reduces space requirements on the PCB.
High efficiency and robust design ensure long-term reliability and performance in harsh environments.
Texas Instruments' support and extensive documentation streamline the design-in process, reducing development time and cost.
LMR14030QDPRRTexas Instruments