LM2575T-5.0
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- Mfr.Part #
- LM2575T-5.0
- Manufacturer
- National Semiconductor
- Package / Case
- TO-220-5
- Datasheet
- Download
- Description
- LM2575-N SIMPLE SWITCHER 1A STEP
- Stock
- 1,721
- In Stock ：
- 1,721
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- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Mounting Type :
- Through Hole
- Operating Temperature :
- -40°C~125°C TJ
- REACH SVHC :
- No SVHC
- Function :
- Step-Down
- Thickness :
- 4.58mm
- Packaging :
- Tube
- Number of Terminations :
- 5
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Min Output Voltage :
- 5V
- Lead Free :
- Contains Lead
- Control Technique :
- PULSE WIDTH MODULATION
- Output Type :
- FIXED
- RoHS Status :
- Non-RoHS Compliant
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Number of Outputs :
- 1
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Input Voltage-Nom :
- 12V
- Control Mode :
- VOLTAGE-MODE
- Max Output Current :
- 1A
- Mount :
- Through Hole
- Terminal Position :
- Single
- Termination :
- Through Hole
- Nominal Output Voltage :
- 5V
- Base Part Number :
- LM2575
- Series :
- SIMPLE SWITCHER®
- Package / Case :
- TO-220-5
- Frequency :
- 52kHz
- Voltage - Input (Max) :
- 40V
- Max Output Voltage :
- 5V
- Quiescent Current :
- 10mA
- Lifecycle Status :
- NRND (Last Updated: 1 week ago)
- Synchronous Rectifier :
- No
- Topology :
- Buck
- Min Supply Voltage :
- 4V
- Length :
- 10.16mm
- Current - Output :
- 1A
- Number of Pins :
- 5
- Peak Reflow Temperature (Cel) :
- 260
- ECCN Code :
- EAR99
- Width :
- 8.51mm
- Efficiency :
- 77 %
- JESD-609 Code :
- e0
- Height :
- 4.7mm
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Max Supply Voltage :
- 40V
- Output Voltage :
- 5V
- Output Configuration :
- Positive
- Datasheets
- LM2575T-5.0
Voltage Regulators - DC DC Switching Regulators National Semiconductor LM2575T-5.0 Overview
The LM2575T-5.0 from National Semiconductor is a cornerstone of power supply design, offering a compact, high-efficiency solution for various applications. This component belongs to the SIMPLE SWITCHER® 1A step-down voltage regulator family and excels in converting higher voltage into a lower, stable 5V output with a remarkable simplicity and robustness. Designed to minimize external component count, the LM2575T-5.0 streamlines power management in a broad range of products. Its ability to deliver up to 1A of output current and its high efficiency make it an optimal choice for modern electronic devices. This product not only enhances the reliability and performance of systems but also complies with the stringent power conservation standards required in today's green environment.
LM2575T-5.0 Features
- Output voltage preset at 5V
- Output current up to 1A
- 52 kHz fixed frequency internal oscillator
- High efficiency with up to 77% of conversion efficiency
- Wide input voltage range from 4V to 40V
- Thermal shutdown and current limit protection
- Low power standby mode
- TO-220 package for efficient heat dissipation and ease of mounting
LM2575T-5.0 Applications
- Consumer Electronics
- Telecommunications Equipment
- Industrial Equipment
- Automotive Electronics
- Battery-Powered Devices
The LM2575T-5.0 is extensively used in consumer electronics where a stable 5V power supply is necessary, such as in television receivers, personal computers, and portable media players, ensuring reliable device operation through stable voltage supply.
In telecommunications equipment like routers and switches, this voltage regulator helps manage internal power distribution efficiently, thus maintaining performance and reliability even under fluctuating input conditions.
This regulator is ideal for robust industrial applications, providing the necessary 5V in environments that require stringent voltage regulations and operational reliability, such as in automation control systems.
Applied in automotive electronics, the LM2575T-5.0 supports dashboards, navigation systems, and audio equipment, delivering consistent performance, essential for safety and functionality in vehicular technology.
For battery-powered devices, it offers a vital solution for extending battery life by efficiently stepping down higher voltages to the necessary operating levels, thereby optimizing power consumption and prolonging device usability.
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