SHENZHEN GANGXINLI ELECTRONICS CO.,LTD
Professional Electronic Component Distributor!
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SHENZHEN GANGXINLI ELECTRONICS CO.,LTD
Professional Electronic Component Distributor!
2026/4/8
The LM2574MX-5.0/NOPB is a high-performance DC DC switching regulator developed by Texas Instruments,belonging to the SIMPLE SWITCHER® series.It is classified as an integrated circuit (IC) for power management (PMIC),featuring stable step-down function and reliable performance for various electronic devices requiring stable voltage supply.
Category:Integrated Circuits (ICs),Power Management (PMIC),Voltage Regulators- DC DC Switching Regulators
Mfr:Texas Instruments
Series:SIMPLE SWITCHER®
Packaging:Tape & Reel
Part Status:Active
Function:Step-Down
Output Configuration:Positive
Topology:Buck
Output Type:Fixed
Voltage - Input (Min):4V
Voltage - Input (Max):40V
Current - Output:500mA
Frequency - Switching:52kHz
Operating Temperature:-40°C ~ 125°C (TJ)
Mounting Type:Surface Mount
Package / Case:14-SOIC (0.295", 7.50mm Width)
Step-Down Function:Adopting buck topology, it realizes efficient step-down conversion, stably converting input voltage ranging from 4V to 40V to a fixed positive output, meeting the low-voltage power supply needs of electronic components.
Stable Output:With fixed output type and 500mA output current, it provides stable voltage supply, ensuring minimal output fluctuation and reliable operation of connected electronic devices.
Wide Input Range:The input voltage ranges from 4V to 40V, which can adapt to various power supply scenarios, including battery power supply and industrial power supply, with strong compatibility.
Fixed Switching Frequency:Equipped with a 52kHz fixed switching frequency, it balances energy conversion efficiency and peripheral component size, simplifying the design of external circuits.
Surface Mount Design:Adopting surface mount type and 14-SOIC package, it has a compact structure, which is convenient for installation on printed circuit boards (PCBs) and suitable for high-density assembly scenarios.
High Reliability:Produced by Texas Instruments with strict quality control, it has an active part status, ensuring stable supply and long-term reliable operation, and is equipped with basic protection functions to reduce damage risks.
Industrial Controllers:Applied to PLC (Programmable Logic Controller) modules, providing stable 5V power supply for their internal chips, ensuring accurate signal processing and reliable operation of industrial control systems.
Automotive Electronics:Used in on-board sensors,converting the vehicle's 12V/24V power supply to 5V, adapting to the vehicle's harsh temperature and voltage fluctuation environment.
Consumer Electronics:Suitable for portable audio players and digital cameras, providing stable step-down power supply for their core components, ensuring long-term continuous operation and stable performance.
Medical Devices:Used in portable blood glucose monitors and small oxygen concentrators, relying on stable voltage output to ensure accurate data measurement and safe operation of medical equipment.
Smart Home Devices:Applied to smart socket control boards and home sensor modules, converting household 5V/12V power supply to stable working voltage, supporting the normal operation of smart home systems.
Communication Equipment:Used in small router power modules and wireless communication modules, providing stable power support for signal transmission and ensuring smooth communication.
The LM2574MX-5.0/NOPB DC DC switching regulator integrates stable step-down performance, wide adaptability and high reliability. With its excellent characteristics and diverse specific application scenarios, it is an ideal power management solution for various electronic devices, and its active part status ensures stable supply for all fields.