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Exact specifications should be obtained from the product data sheet.
| Manufacturer Product Number | LM2678S-5.0/NOPB |
| Manufacturer | Texas Instruments |
| NavitasChip Part Number | NAVI-363825 |
| Description | IC REG BUCK 5V 5A TO263 |
| Spec | TO-263-8, D2PAK (7 Leads + Tab), TO-263CA |
| Package | Tube |
| Datasheet | Datasheet |
Product Attributes
| Type | Description |
|---|---|
| Category | Voltage Regulators - DC DC Switching Regulators |
| Manufacturer | Texas Instruments |
| Package | Tube |
| Product Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Fixed |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 8V |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Min/Fixed) | 5V |
| Current - Output | 5A |
| Frequency - Switching | 260kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Supplier Device Package | TO-263 (DDPAK-7) |
| Part Status | Active |
Documents & Media
| Resource Type | Link |
|---|---|
| Datasheet | Texas Instruments LM2678S-5.0/NOPB Datasheet |
| Product Image | View Large Image |
Environmental & Export Classifications
| Attribute | Description |
|---|---|
| RoHS Status | RoHS Compliant |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
Product Description
The LM2678S-5.0/NOPB is a DC-DC Switching Voltage Regulator manufactured by Texas Instruments (TI). Integrated Circuit Regulator Buck 5V Supply 5a in 3-Pin To26 Package, housed in a compact TO-263 (DDPAK-7) package. This is the Lead-Free (Pb-Free) version, fully RoHS compliant.
Don't let switching regulator EOL and obsolescence disrupting production continuity slow down your production. We maintain ready stock for critical components.
Key Technical Specifications
- Output Type: Fixed
- Operating Temperature: -40°C ~ 125°C (TJ)
- Mounting: Surface Mount
- Package: TO-263-8, D2PAK (7 Leads + Tab), TO-263CA
- Device Package: TO-263 (DDPAK-7)
- RoHS Compliant
Applications
Perfect for:
- IoT devices
- boost converter and step-up power conversion
- buck-boost and SEPIC topology for wide input voltage applications
- adjustable output voltage with external feedback resistor divider
- point-of-load (PoL) power conversion close to processor and FPGA loads
Why Choose NavitasChip for LM2678S-5.0/NOPB?
NavitasChip offers obsolete part procurement when authorized distributors discontinue support for the LM2678S-5.0/NOPB and thousands of other electronic components.
- Availability: Same-day Shipping Options
- Packaging: Available in factory Tube or Custom Tube Quantity. All custom quantities are professionally repackaged with ESD Shielding and Vacuum-Sealed MBB (Moisture Barrier Bags) in strict adherence to MSL standards.
- Fast Shipping: Ships from Shenzhen / Hong Kong / Singapore via DHL/FedEx/UPS
- Quality Assurance: Inbound check with MPN and Date Code review
- Technical Support: Datasheet and compliance documentation available
Global Shipping
Fast LM2678S-5.0/NOPB delivery to USA and Brazil via DHL, FedEx, and UPS.
LM2678S-5.0/NOPB - Upload your BOM for fast pricing.
Disclaimer: NavitasChip is an independent distributor of electronic components. We are not affiliated with, endorsed by, or an authorized distributor for the manufacturers listed on this page. All trademarks and brand names are the property of their respective owners and are used solely for identification purposes.
Stock quantities are dynamic and updated in real-time. For large quantity orders (1,000+ units), please contact us for real-time stock verification and custom pricing.
More from Texas Instruments
More in Voltage Regulators - DC DC Switching Regulators
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Supply Information
- Spot Stock: Available from our verified global supply network.
- Franchise Sources: Components from authorized distribution channels when available.
- OEM Surplus: Excess inventory from OEM and EMS production lines.
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About Shipping Costs
If you use our shipping account, shipping fees will be paid at checkout. If you use your own account, shipping fees will be settled directly between you and the courier company.
Note: Customers are responsible for all customs duties, taxes, or other charges. NavitasChip is not responsible for any additional fees after the package is shipped.
Shipping Methods
We offer shipping services via DHL, FedEx, UPS, and SF Express.
Delivery Time
- Spot Stock (HK/SZ warehouse): Ships within 24 hours when order confirmed before 14:00 GMT+8.
- Verified Supplier Network: Ships within 3 business days after sourcing confirmation.
- Out-of-stock items: Lead times provided per quote (typically 2-4 weeks).
- Actual delivery time depends on your selected courier service (DHL/FedEx/UPS/SF Express).
Quality Assurance
- 60-Day Quality Pledge — every order covered against material defects
- Third-Party Lab Testing available (AS6081 Process Aligned, ISO/IEC 17025 verification)
- RoHS / REACH Compliance verified through OCM official databases
- Distributor Certificate of Conformance (CoC) issued with every shipment
In Stock: 1,125 pcs
Ready to ship immediately
Lead Time
18 Weeks
Factory standard
Need a quote? We'll respond within 24 hours.
Payment Methods
T/T
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Delivery Services
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