LM2678S-3.3
- Mfr.Part #
- LM2678S-3.3
- Manufacturer
- National Semiconductor
- Package / Case
- TO-263-8, D2Pak (7 Leads + Tab), TO-263CA
- Datasheet
- Download
- Description
- SWITCHING REG, VOLTAGE-MODE, 8.7
- Stock
- 5,361
- In Stock :
- 5,361
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- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Peak Reflow Temperature (Cel) :
- 235
- ECCN Code :
- EAR99
- RoHS Status :
- Non-RoHS Compliant
- Control Technique :
- PULSE WIDTH MODULATION
- Base Part Number :
- LM2678
- Current Rating :
- 5A
- Input Voltage-Nom :
- 12V
- Thickness :
- 4.44mm
- Control Mode :
- VOLTAGE-MODE
- Min Output Voltage :
- 3.3V
- Synchronous Rectifier :
- No
- Mounting Type :
- Surface Mount
- Terminal Position :
- Single
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Quiescent Current :
- 4.2mA
- Package / Case :
- TO-263-8, D2Pak (7 Leads + Tab), TO-263CA
- Output Voltage :
- 3.3V
- Series :
- SIMPLE SWITCHER®
- Width :
- 8.89mm
- JESD-609 Code :
- e0
- Voltage - Input (Min) :
- 8V
- Packaging :
- Tube
- Height :
- 4.65mm
- Number of Terminations :
- 7
- Output Type :
- FIXED
- Voltage - Input (Max) :
- 40V
- Number of Pins :
- 7
- Terminal Form :
- Gull wing
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Max Output Current :
- 5A
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Efficiency :
- 82 %
- Mount :
- Surface Mount
- Frequency - Switching :
- 260kHz
- Operating Temperature :
- -40°C~125°C TJ
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Length :
- 10.1mm
- Lifecycle Status :
- NRND (Last Updated: 2 days ago)
- Topology :
- Buck
- Lead Free :
- Contains Lead
- Function :
- Step-Down
- Operating Supply Voltage :
- 40V
- Output Configuration :
- Positive
- Number of Outputs :
- 1
- Datasheets
- LM2678S-3.3

Voltage Regulators - DC DC Switching Regulators National Semiconductor LM2678S-3.3 Overview
The National Semiconductor LM2678S-3.3 is an advanced switching regulator designed to deliver efficient and reliable voltage regulation in a variety of electronic applications. With its cutting-edge technology and robust design, this voltage regulator ensures stable power delivery, making it an ideal choice for demanding industrial and commercial environments.
Featuring state-of-the-art voltage mode control, the LM2678S-3.3 offers precise regulation with minimal output voltage ripple, ensuring clean power for sensitive electronic components. Its compact form factor and high efficiency make it suitable for space-constrained designs without compromising performance.
Engineered to meet the highest quality standards, the LM2678S-3.3 from National Semiconductor provides exceptional reliability and longevity, making it a trusted solution for critical power management needs.
LM2678S-3.3 Features
- Advanced switching regulator technology
- Voltage mode control for precise regulation
- Minimal output voltage ripple
- High efficiency design
- Compact form factor
- Exceptional reliability and longevity
LM2678S-3.3 Applications
- Industrial automation: The LM2678S-3.3 is widely used in industrial automation systems to regulate voltage levels for various control components, ensuring stable and efficient operation.
- Telecommunications equipment: This switching regulator is employed in telecommunications devices to maintain consistent power supply, enhancing the performance and reliability of communication networks.
- Medical devices: In medical equipment such as patient monitoring systems and diagnostic devices, the LM2678S-3.3 provides reliable voltage regulation, contributing to the precision and accuracy of medical diagnostics.
- Consumer electronics: From handheld devices to home appliances, the LM2678S-3.3 serves as a vital component for maintaining stable power supply, ensuring optimal performance and longevity of electronic products.
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