Manufacturer Part Number
LMR14030SSQDDARQ1
Manufacturer
Texas Instruments
Introduction
High-performance, wide-input range, synchronous step-down DC/DC converter
Product Features and Performance
Wide input voltage range: 4V to 40V
Adjustable output voltage from 0.8V to 28V
Switching frequency range: 200kHz to 2.5MHz
Output current up to 3.5A
High efficiency up to 95%
Fast transient response
Integrated power MOSFET switches
Cycle-by-cycle current limit
Thermal shutdown protection
Soft start
Enable function
Product Advantages
Compact size
High efficiency
Wide input voltage range
Adjustable output voltage
Extensive protection features
Automotive-qualified (AEC-Q100)
Key Technical Parameters
Input voltage range: 4V to 40V
Output voltage range: 0.8V to 28V
Output current: up to 3.5A
Switching frequency: 200kHz to 2.5MHz
Efficiency: up to 95%
Operating temperature: -40°C to 125°C
Quality and Safety Features
RoHS3 compliant
AEC-Q100 qualified for automotive applications
Thermal shutdown protection
Cycle-by-cycle current limit
Compatibility
Surface mount package: 8-PowerSOIC (0.154", 3.90mm Width)
Footprint compatible with LMR14030 series
Application Areas
Automotive electronics
Industrial control systems
Telecommunications equipment
Consumer electronics
Portable devices
Product Lifecycle
Current product, no discontinuation plans
Replacement or upgrade options available within the LMR14030 series
Key Reasons to Choose This Product
Wide input voltage range for versatile applications
High output current capability up to 3.5A
Adjustable output voltage for flexibility
High efficiency for improved power management
Extensive protection features for reliable operation
Automotive-qualified for use in harsh environments
Compact size and surface mount package for space-constrained designs
LMR14050SQDDARTexas Instruments