Texas Instruments LM2678S-3.3/NOPB
MPNLM2678S-3.3/NOPB
End of Life
IC REG BUCK 3.3V 5A TO263-7
$9.86772Price · pay online now
$9.87 / ea
4 in stock — maximum per order · 3–4 days lead time
PackagingTO-263-8, D²Pak (7 Leads + Tab), TO-263CA
RoHSROHS3 Compliant
SeriesSIMPLE SWITCHER®
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Sep 2026
Specifications
| Parameter | Value |
|---|---|
| Series | SIMPLE SWITCHER® |
| Output type | Fixed |
| Mounting | Surface Mount |
| Voltage - input | 40V |
| Voltage - output (Min (Fixed)) | 3.3V |
| Output current | 5A |
| Frequency - switching | 260kHz |
| I/O channels | 1 |
| Operating temperature | -40°C ~ 125°C (TJ) |
| Package | Tube |
| Function | Step-Down |
| Topology | Buck |
| Case | TO-263-8, D²Pak (7 Leads + Tab), TO-263CA |
| Output configuration | Positive |
| Synchronous rectifier | No |