2025/11/21
The LM5169PDDAR is a high-voltage, step-down DC-DC switching regulator from Texas Instruments, categorized under Power Management ICs (PMIC). It delivers efficient voltage regulation for a wide range of applications with its broad input voltage capability and compact surface-mount design.
Category:Integrated Circuits (ICs),Power Management (PMIC),Voltage Regulators - DC DC Switching Regulators
Mfr:Texas Instruments
Packaging:Tape & Reel
Part Status:Active
Function:Step-Down
Output Configuration:Positive
Topology:Buck
Voltage - Input (Min):6V
Voltage - Input (Max):120V
Current - Output:650mA
Frequency - Switching:100kHz ~ 1MHz
Operating Temperature:-40°C ~ 150°C (TJ)
Mounting Type:Surface Mount
Package / Case:8-PowerSOIC (0.154", 3.90mm Width)
Wide Input Range:Supports 6V to 120V input voltage, adapting to diverse power sources and industrial applications
High Efficiency:Buck topology and optimized switching design minimize power loss, enhancing system energy efficiency
Adjustable Frequency:Switching frequency configurable from 100kHz to 1MHz, enabling flexibility for EMI control and component selection
Robust Temperature Tolerance:Operating junction temperature range of -40°C to 150°C ensures reliability in extreme environments
Compact Packaging:8-PowerSOIC package (3.90mm width) facilitates space-saving integration in dense PCBs
Surface-Mount Design:Enables easy automated assembly and compatibility with modern manufacturing processes
Stable Output:Delivers up to 650mA output current with consistent performance under varying load conditions
Industrial Controls:Power supply for PLCs (Programmable Logic Controllers) and industrial sensor modules
Automotive Electronics:Voltage regulation for in-vehicle infotainment systems and dashboard displays
Smart Home Devices:Power management for high-voltage smart lighting controllers and HVAC thermostats
Renewable Energy:DC-DC conversion in small-scale solar inverters and wind turbine auxiliary circuits
Consumer Electronics:Power regulation for high-voltage home appliances (e.g., air purifiers, water heaters)
Telecom Equipment:Voltage conditioning for DSL modems and fiber optic transceivers
Battery-Powered Devices:Step-down regulation for 24V/48V battery packs in portable industrial tools
The LM5169PDDAR is a versatile, high-voltage step-down regulator that combines wide input range, efficiency, and robustness.Suitable for industrial,automotive,and consumer applications,it provides reliable voltage regulation in space-constrained and harsh environment scenarios.