For Reference Only
| Part Number | LM2678S-5.0 |
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits (ICs) › Voltage Regulators - DC DC Switching Regulators |
| Description | IC REG BUCK 5V 5A TO263-7 |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LM2678S-5.0 PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 08 - Dec 12 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment | 
|
| Shipping |  |
| Part Number: | LM2678S-5.0 |
| Brand: | Texas Instruments |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Voltage Regulators - DC DC Switching Regulators |
| Manufacturer: | Texas Instruments |
| Product Status: | Not For New Designs |
| 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 |
| Voltage - Output (Max): | - |
| Current - Output: | 5A |
| Frequency - Switching: | 260kHz |
| Synchronous Rectifier: | No |
| Operating Temperature: | -40°C ~ 125°C (TJ) |
| Mounting Type: | Surface Mount |
| Package / Case: | TO-263-8, D²Pak (7 Leads + Tab), TO-263CA |
| Supplier Device Package: | DDPAK/TO-263-7 |
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| In Stock | 8517 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $7.60000 | $7.6 |
| 10 | $6.86700 | $68.67 |
| 45 | $6.54778 | $294.6501 |
| 135 | $5.68533 | $767.51955 |
| 540 | $4.95070 | $2673.378 |
| 1035 | $4.31190 | $4462.8165 |
Due to the impact of the COVID-19,the above prices have not been updated, please resend the inquiry to us, thank you for your understanding
Please feel free to contact us for details.
