LM2673S-3.3
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- Mfr.Part #
- LM2673S-3.3
- Manufacturer
- Texas Instruments
- Package / Case
- TO-263-8, D2Pak (7 Leads + Tab), TO-263CA
- Datasheet
- Download
- Description
- IC REG BUCK 3.3V 3A TO263-7
- Stock
- 7,371
- In Stock ：
- 7,371
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- Manufacturer :
- Texas Instruments
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Max Output Current :
- 3A
- Package / Case :
- TO-263-8, D2Pak (7 Leads + Tab), TO-263CA
- Peak Reflow Temperature (Cel) :
- 235
- JESD-609 Code :
- e0
- Efficiency :
- 86 %
- Min Output Voltage :
- 3.3V
- Number of Pins :
- 7
- Operating Temperature :
- -40°C~125°C TJ
- Terminal Form :
- Gull wing
- Width :
- 8.89mm
- Base Part Number :
- LM2673
- Number of Terminations :
- 7
- Mounting Type :
- Surface Mount
- Synchronous Rectifier :
- No
- Function :
- Step-Down
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Terminal Position :
- Single
- Quiescent Current :
- 4.2mA
- Lead Free :
- Contains Lead
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Output Voltage :
- 3.3V
- Packaging :
- Tube
- Length :
- 10.1mm
- Output Configuration :
- Positive
- Control Mode :
- VOLTAGE-MODE
- Series :
- SIMPLE SWITCHER®
- Height :
- 4.65mm
- RoHS Status :
- Non-RoHS Compliant
- Input Voltage-Nom :
- 12V
- Frequency - Switching :
- 260kHz
- REACH SVHC :
- No SVHC
- Topology :
- Buck
- Operating Supply Voltage :
- 40V
- Mount :
- Surface Mount
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Number of Outputs :
- 1
- Lifecycle Status :
- NRND (Last Updated: 1 day ago)
- Voltage - Input (Max) :
- 40V
- ECCN Code :
- EAR99
- Voltage - Input (Min) :
- 8V
- Thickness :
- 4.44mm
- Control Technique :
- PULSE WIDTH MODULATION
- Nominal Output Voltage :
- 3.3V
- Output Type :
- FIXED
- Datasheets
- LM2673S-3.3
Voltage Regulators - DC DC Switching Regulators Texas Instruments LM2673S-3.3 Overview
The Texas Instruments LM2673S-3.3 is a high-performance, easy-to-use step-down (buck) voltage regulator, part of the highly acclaimed Voltage Regulators - DC DC Switching Regulators category. Engineered to convert input voltages ranging from 8V to 40V into a fixed output voltage of 3.3V, this device is capable of delivering up to 3A of output current. Its robust design is tailored for high-efficiency performance, making it an ideal choice for powering complex circuits in a compact form factor. The LM2673S-3.3 integrates a series of advanced features, including thermal shutdown, current limit protection, and an ON/OFF pin that provides enhanced control over device operation, ensuring reliability and stability across various applications.
LM2673S-3.3 Features
The LM2673S-3.3 boasts several key features that enhance its usability and performance in demanding environments:
- High efficiency up to 92%, which minimizes heat generation and improves system reliability.
- Adjustable output voltage capability, which allows for versatile application across different technologies.
- Built-in thermal shutdown and current-limiting features that protect the circuitry under extreme conditions.
- Simple external components requirement, facilitating easier and more cost-effective board design.
- Frequency synchronization capability to reduce electromagnetic interference (EMI), suitable for noise-sensitive applications.
LM2673S-3.3 Applications
- Consumer Electronics: Utilized in TVs, gaming consoles, and home appliances where stable and efficient power is necessary for sensitive electronics.
- Telecommunications: Employs in routers, switches, and other network equipment to ensure reliable operation and extended service life with reduced heat buildup.
- Portable Devices: Ideal for powering battery-operated devices such as handheld scanners or medical instruments where efficiency and compactness are crucial.
- Industrial Applications: Used in factory automation, robotics, and control system modules that require consistent and reliable power under variable input conditions.
- Automotive Systems: Supports applications within vehicle electronics where robust power management is needed to withstand fluctuating input voltages.
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