LM2678S-3.3
- Mfr.Part #
- LM2678S-3.3
- Manufacturer
- Texas Instruments
- Package / Case
- TO-263-8, D2Pak (7 Leads + Tab), TO-263CA
- Datasheet
- Download
- Description
- IC REG BUCK 3.3V 5A TO263-7
- Stock
- 5,361
- In Stock :
- 5,361
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Texas Instruments
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- RoHS Status :
- Non-RoHS Compliant
- Lifecycle Status :
- NRND (Last Updated: 2 days ago)
- Control Technique :
- PULSE WIDTH MODULATION
- Operating Temperature :
- -40°C~125°C TJ
- Package / Case :
- TO-263-8, D2Pak (7 Leads + Tab), TO-263CA
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Input Voltage-Nom :
- 12V
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Function :
- Step-Down
- Width :
- 8.89mm
- Quiescent Current :
- 4.2mA
- Frequency - Switching :
- 260kHz
- Series :
- SIMPLE SWITCHER®
- Current Rating :
- 5A
- Voltage - Input (Min) :
- 8V
- Synchronous Rectifier :
- No
- Output Voltage :
- 3.3V
- Output Configuration :
- Positive
- Voltage - Input (Max) :
- 40V
- Output Type :
- FIXED
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Operating Supply Voltage :
- 40V
- Height :
- 4.65mm
- Terminal Position :
- Single
- Peak Reflow Temperature (Cel) :
- 235
- Number of Outputs :
- 1
- Mounting Type :
- Surface Mount
- Number of Pins :
- 7
- Topology :
- Buck
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Efficiency :
- 82 %
- Packaging :
- Tube
- Lead Free :
- Contains Lead
- Number of Terminations :
- 7
- JESD-609 Code :
- e0
- Mount :
- Surface Mount
- Control Mode :
- VOLTAGE-MODE
- ECCN Code :
- EAR99
- Max Output Current :
- 5A
- Length :
- 10.1mm
- Min Output Voltage :
- 3.3V
- Terminal Form :
- Gull wing
- Thickness :
- 4.44mm
- Base Part Number :
- LM2678
- Datasheets
- LM2678S-3.3

[Voltage Regulators - DC DC Switching Regulators] Overview
Introducing the LM2678S-3.3 from Texas Instruments, a leading solution in the realm of Voltage Regulators - DC DC Switching Regulators. This integrated circuit (IC) stands out as a pinnacle of reliability and efficiency, meticulously engineered to meet the demands of modern electronic applications. Designed to regulate voltage with precision, the LM2678S-3.3 offers a stable output of 3.3V at up to 5A, ensuring consistent performance even under varying load conditions.
With its compact TO263-7 package and advanced buck regulation technology, this IC exemplifies the fusion of innovation and practicality, making it an ideal choice for diverse industrial and commercial ventures.
LM2678S-3.3 Features
- Efficient Buck Regulation: Provides a stable 3.3V output at up to 5A, ensuring reliable performance in various applications.
- Compact Design: Housed in a TO263-7 package, offering space-saving benefits without compromising functionality.
- Wide Input Voltage Range: Capable of handling input voltages from 8V to 40V, accommodating different power supply configurations.
- Thermal Shutdown Protection: Safeguards the IC against overheating, enhancing operational safety and longevity.
- Low Dropout Voltage: Minimizes power dissipation and maximizes energy efficiency, reducing overall system costs.
LM2678S-3.3 Applications
- Industrial Automation Systems: Utilized in control units and motor drives, ensuring stable voltage supply for uninterrupted operation in manufacturing environments.
- Telecommunication Equipment: Integrated into base stations and network infrastructure, providing reliable power regulation for consistent performance in communication networks.
- Embedded Systems: Incorporated into IoT devices and embedded controllers, facilitating efficient power management in smart home automation and IoT applications.
- Renewable Energy Systems: Deployed in solar power inverters and wind turbine controllers, maintaining steady voltage output for renewable energy harvesting systems.
- Automotive Electronics: Integrated into vehicle power management systems, delivering regulated voltage for automotive electronics, such as infotainment systems and engine control units.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















