| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
92 pcs
|
92 pcs | On Request | 1 | On Request | On Request | N/A | On Request | On Request |
| Category | |
| Manufacturer Name | |
| AEC Qualified | |
| Automotive Grade | |
| Halogen Free | |
| Industrial Grade | |
| Medical Grade | |
| Military Grade | |
| SVHC Present |
The LM2678S-12 from Texas Instruments is a 5A SIMPLE SWITCHER buck converter designed for high efficiency and ease of use. It supports a wide input voltage range of 8V to 40V, making it suitable for various power supply applications. The output voltage is adjustable from 1.23V to 37V, providing flexibility for different system requirements.
This device features an integrated 120mΩ DMOS output switch and operates at a fixed 260kHz internal oscillator frequency. Key electrical characteristics include a maximum output current of 5A, typical quiescent current of 4.2mA, and a maximum duty cycle of 91%. It also includes features like frequency synchronization and over-current protection.
The LM2678S-12 is available in TO-263, TO-220, and VSON packages, supporting both surface mount and through-hole mounting types. Its operating temperature range is -40°C to 125°C, ensuring reliable performance in demanding environments. The converter offers up to 92% efficiency and ±2% maximum output tolerance over the full line and load conditions.
The input voltage range is 8V to 40V.
The maximum output current is 5A.
The output voltage is adjustable from 1.23V to 37V.
The operating temperature range is -40°C to 125°C.
The efficiency is up to 92%.
It is available in TO-263 (KTW), TO-220 (NDZ), and VSON (NHM) packages.