Manufacturer Part Number
LM5163DDAR
Manufacturer
Texas Instruments
Introduction
The LM5163DDAR is a high-efficiency, synchronous step-down DC-DC converter.
Product Features and Performance
Step-down (buck) regulator topology
Adjustable output voltage
Integrated synchronous rectifier for improved efficiency
High input voltage range suitable for various applications
1MHz switching frequency enables the use of small external components
Output current capability of 500mA for moderate power applications
Capable of operating over a wide temperature range
Product Advantages
High-efficiency conversion reduces power loss
Handles a wide range of input voltages, offering flexibility in design
Fast switching frequency allows for a smaller overall solution size
Thermal performance enhanced by PowerSOIC package with PowerPad
Key Technical Parameters
Voltage - Input (Min): 6V
Voltage - Input (Max): 100V
Voltage - Output (Min/Fixed): 1.2V
Voltage - Output (Max): 100V
Current - Output: 500mA
Frequency - Switching: 1MHz
Operating Temperature: -40°C ~ 150°C (TJ)
Quality and Safety Features
Robust PowerSOIC package with thermal pad for heat dissipation
Over-temperature protection for device safety
Meets various industry standards for quality and safety
Compatibility
Compatible with a wide range of input sources due to broad voltage input capabilities
Suitable for various surface-mount technology (SMT) assembly processes
Application Areas
Industrial power supplies
Automotive electronics
Telecommunications equipment
Distributed power systems
Product Lifecycle
Status: Active
Not nearing discontinuation with ongoing manufacturer support
Replacements or upgrades may be available in the same family (LM5163 series)
Several Key Reasons to Choose This Product
High input voltage range makes it versatile for multiple applications
1MHz switching frequency allows the use of small, cost-effective inductors and capacitors
Integrated synchronous rectification improves efficiency and reduces external component count
Robust operating temperature range suited for harsh environments
Compact package size facilitates a small PCB footprint
Continuous manufacturer support ensures long-term availability and technical assistance
