LM2576T-ADJ
- Mfr.Part #
- LM2576T-ADJ
- Manufacturer
- National Semiconductor
- Package / Case
- TO-220-5
- Datasheet
- Download
- Description
- LM2576 SIMPLE SWITCHER 40V, 3A L
- Stock
- 11,138
- In Stock :
- 11,138
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- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Packaging :
- Tube
- Function :
- Step-Down
- Voltage - Input (Max) :
- 40V
- JESD-609 Code :
- e3
- Mounting Type :
- Through Hole
- Max Output Voltage :
- 37V
- Min Output Voltage :
- 1.23V
- Package / Case :
- TO-220-5
- Number of Pins :
- 5
- Input Voltage-Nom :
- 12V
- Voltage - Input (Min) :
- 7V
- Max Output Current :
- 3A
- Control Mode :
- VOLTAGE-MODE
- Number of Terminations :
- 5
- Height :
- 9.27mm
- Control Technique :
- PULSE WIDTH MODULATION
- Operating Supply Voltage :
- 40V
- Lifecycle Status :
- ACTIVE (Last Updated: 6 days ago)
- Time@Peak Reflow Temperature-Max (s) :
- 40
- REACH SVHC :
- No SVHC
- Terminal Finish :
- Tin (Sn)
- Topology :
- Buck
- RoHS Status :
- ROHS3 Compliant
- Operating Temperature :
- -40°C~125°C TJ
- Output Configuration :
- Positive or Negative
- Output Voltage :
- 37V
- Efficiency :
- 77 %
- Output Type :
- Adjustable
- Base Part Number :
- LM2576
- Pbfree Code :
- yes
- Lead Free :
- Lead Free
- Halogen Free :
- Halogen Free
- Factory Lead Time :
- 13 Weeks
- Synchronous Rectifier :
- No
- Length :
- 10.54mm
- Number of Outputs :
- 1
- Weight :
- 4.535924g
- Mount :
- Through Hole
- Frequency - Switching :
- 52kHz
- ECCN Code :
- EAR99
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Width :
- 4.57mm
- Published :
- 2000
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Position :
- Single
- Datasheets
- LM2576T-ADJ

Voltage Regulators - DC DC Switching Regulators National Semiconductor LM2576T-ADJ Overview
The LM2576T-ADJ from National Semiconductor is a robust and versatile DC DC switching regulator designed to simplify the process of converting and regulating various levels of voltage with high efficiency. This component belongs to the SIMPLE SWITCHER family, a well-regarded line known for its reliability and ease of use. With an ability to handle an input voltage up to 40V and deliver up to 3A of output current, the LM2576T-ADJ stands out for its adaptability and performance in demanding applications. This regulator is particularly suited for applications requiring a customizable output voltage, making it an essential part of power management solutions.
LM2576T-ADJ Features
The LM2576T-ADJ offers several compelling features that make it a top choice for developers and engineers. These include its adjustable output voltage, which can be tuned to the needs of specific applications via external resistors. It also provides a high-efficiency rating, which minimizes energy loss during power conversion. Additionally, the regulator features a simple and straightforward pinout configuration, thermal shutdown, and current limiting, enhancing its reliability and safety in operational environments.
LM2576T-ADJ Applications
- Consumer Electronics: Used in powering devices such as laptops, cameras, and gaming consoles, where stable and adjustable power is necessary for functionality and safety.
- Telecommunications Equipment: Essential for regulating power within communications infrastructure, ensuring consistent performance and reliability in network operations.
- Portable Battery-Powered Devices: Ideal for extending battery life in portable electronics through efficient voltage regulation and minimal power loss.
- Renewable Energy Systems: Implements effective power management and voltage regulation in solar-powered systems and other renewable energy setups.
- Automotive Electronics: Helps in stabilizing and regulating voltages within automotive electronics, contributing to the reliability and efficiency of vehicle electrical systems.
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