Manufacturer Part Number
LMR34215FAQRNXRQ1
Manufacturer
Texas Instruments
Introduction
High-Efficiency, 1.5A, 42V, Synchronous Step-Down DC-DC Converter
Product Features and Performance
Wide Input Voltage Range: 4.2V to 42V
Adjustable Output Voltage from 1V to 42V
Synchronous Rectification for High Efficiency
400kHz Switching Frequency
5A Output Current Capability
Integrated High-Side and Low-Side MOSFETs
Thermal Shutdown, Overcurrent and Overvoltage Protection
Small Footprint 12-VQFN-HR (3x2) Package
Product Advantages
High Efficiency over Wide Load Range
Compact Size for Space-Constrained Designs
Robust Protection Features for Reliable Operation
Automotive and Industrial Grade Qualification
Key Technical Parameters
Input Voltage Range: 4.2V to 42V
Output Voltage Range: 1V to 42V
Output Current: 1.5A
Switching Frequency: 400kHz
Efficiency: Up to 95%
Operating Temperature: -40°C to 125°C
Quality and Safety Features
AEC-Q100 Qualified for Automotive Applications
ROHS3 Compliant
Integrated Protection Features (Thermal Shutdown, Overcurrent, Overvoltage)
Compatibility
Suitable for a wide range of applications including Automotive, Industrial, and Consumer Electronics
Application Areas
Automotive Electronics
Industrial Control Systems
Consumer Electronics
Distributed Power Supplies
Product Lifecycle
Currently in Production
No immediate plans for discontinuation
Replacement or upgrade options available from Texas Instruments
Key Reasons to Choose This Product
Wide Input Voltage Range and Adjustable Output for Flexibility
High Efficiency and Power Density for Improved System Performance
Robust Protection Features for Reliable Operation
Automotive and Industrial Grade Qualification for Diverse Applications
Small Footprint Package for Space-Constrained Designs
