LM2678
This product has been released to the market and is available for purchase. For some products, newer alternatives may be available.
8V to 40V, 5A SIMPLE SWITCHER® buck converter with high efficiency

 

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Part# Buy from TI store TI store Inventory Price | QTY Buy from Distributors Distributor Inventory Package | Pins Package QTY | Carrier Status Preproduction / Production Material Temp(C) Device Marking Replaced By TI 1k Lead Time Samples
LM2678S-12 Not Available No Stock 3.11 | 1ku 315 DDPAK/TO-263 (KTW) | 7 45 | TUBE NOT RECOMMENDED FOR NEW DESIGNS Production -40 to 125 View LM2678S-12/NOPB Contact an authorized distributor for lead times Not Available
LM2678S-12/NOPB 7615 2.64 | 1ku 1677 DDPAK/TO-263 (KTW) | 7 45 | TUBE ACTIVE Production -40 to 125 View   Contact an authorized distributor for lead times Request Sample
LM2678S-3.3 Not Available No Stock 3.63 | 1ku 3175 DDPAK/TO-263 (KTW) | 7 45 | TUBE NOT RECOMMENDED FOR NEW DESIGNS Production -40 to 125 View LM2678S-3.3/NOPB Contact an authorized distributor for lead times Not Available
LM2678S-3.3/NOPB 6430 2.64 | 1ku >10k DDPAK/TO-263 (KTW) | 7 45 | TUBE ACTIVE Production -40 to 125 View   1k quantity lead time: In stock Request Sample
LM2678S-5.0 Not Available No Stock 3.63 | 1ku 1482 DDPAK/TO-263 (KTW) | 7 45 | TUBE NOT RECOMMENDED FOR NEW DESIGNS Production -40 to 125 View LM2678S-5.0/NOPB Contact an authorized distributor for lead times Not Available
LM2678S-5.0/NOPB 5096 2.64 | 1ku 2994 DDPAK/TO-263 (KTW) | 7 45 | TUBE ACTIVE Production -40 to 125 View   1k quantity lead time: In stock Request Sample
LM2678S-ADJ Not Available No Stock 3.63 | 1ku 107 DDPAK/TO-263 (KTW) | 7 45 | TUBE NOT RECOMMENDED FOR NEW DESIGNS Production -40 to 125 View LM2678S-ADJ/NOPB Contact an authorized distributor for lead times Not Available
LM2678S-ADJ/NOPB 5805 2.64 | 1ku 5456 DDPAK/TO-263 (KTW) | 7 45 | TUBE ACTIVE Production -40 to 125 View   1k quantity lead time: In stock Request Sample
LM2678SD-12 Not Available No Stock 3.52 | 1ku 1011 VSON (NHM) | 14 250 | SMALL T&R NOT RECOMMENDED FOR NEW DESIGNS Production -40 to 125 View LM2678SD-12/NOPB Contact an authorized distributor for lead times Not Available
LM2678SD-12/NOPB 3250 2.53 | 1ku 2515 VSON (NHM) | 14 250 | SMALL T&R ACTIVE Production -40 to 125 View   1k quantity lead time: In stock Request Sample
LM2678SD-3.3/NOPB 6148 2.53 | 1ku 1068 VSON (NHM) | 14 250 | SMALL T&R ACTIVE Production -40 to 125 View   Contact an authorized distributor for lead times Request Sample
LM2678SD-5.0/NOPB 6031 2.53 | 1ku 1259 VSON (NHM) | 14 250 | SMALL T&R ACTIVE Production -40 to 125 View   Contact an authorized distributor for lead times Request Sample
LM2678SD-ADJ/NOPB 5960 2.53 | 1ku 2139 VSON (NHM) | 14 250 | SMALL T&R ACTIVE Production -40 to 125 View   1k quantity lead time: In stock Request Sample
LM2678SDX-3.3/NOPB Not Available No Stock 2.20 | 1ku Contact Distributor No Stock VSON (NHM) | 14 2500 | LARGE T&R ACTIVE Production -40 to 125 View   Contact an authorized distributor for lead times Not Available
LM2678SDX-5.0/NOPB Not Available No Stock 2.20 | 1ku Contact Distributor No Stock VSON (NHM) | 14 2500 | LARGE T&R ACTIVE Production -40 to 125 View   Contact an authorized distributor for lead times Not Available
LM2678SDX-ADJ/NOPB Not Available No Stock 2.20 | 1ku 636 VSON (NHM) | 14 2500 | LARGE T&R ACTIVE Production -40 to 125 View   Contact an authorized distributor for lead times Not Available
LM2678SX-12/NOPB 4111 2.20 | 1ku 2799 DDPAK/TO-263 (KTW) | 7 500 | LARGE T&R ACTIVE Production -40 to 125 View   1k quantity lead time: In stock Request Sample
LM2678SX-3.3/NOPB 4000 2.20 | 1ku 2128 DDPAK/TO-263 (KTW) | 7 500 | LARGE T&R ACTIVE Production -40 to 125 View   Contact an authorized distributor for lead times Request Sample
LM2678SX-5.0/NOPB 5027 2.20 | 1ku >10k DDPAK/TO-263 (KTW) | 7 500 | LARGE T&R ACTIVE Production -40 to 125 View   1k quantity lead time: In stock Not Available
LM2678SX-ADJ Not Available No Stock 3.11 | 1ku 4766 DDPAK/TO-263 (KTW) | 7 500 | LARGE T&R NOT RECOMMENDED FOR NEW DESIGNS Production -40 to 125 View LM2678SX-ADJ/NOPB Contact an authorized distributor for lead times Not Available
LM2678SX-ADJ/NOPB 6685 2.20 | 1ku 7832 DDPAK/TO-263 (KTW) | 7 500 | LARGE T&R ACTIVE Production -40 to 125 View   1k quantity lead time: In stock Not Available
LM2678T-12/NOPB 3399 2.20 | 1ku 939 TO-220 (NDZ) | 7 45 | TUBE ACTIVE Production -40 to 125 View   Contact an authorized distributor for lead times Request Sample
LM2678T-3.3/NOPB 4295 2.20 | 1ku 2127 TO-220 (NDZ) | 7 45 | TUBE ACTIVE Production -40 to 125 View   1k quantity lead time: In stock Request Sample
LM2678T-5.0 Not Available No Stock 3.11 | 1ku 20 TO-220 (NDZ) | 7 45 | TUBE NOT RECOMMENDED FOR NEW DESIGNS Production -40 to 125 View LM2678T-5.0/NOPB Contact an authorized distributor for lead times Not Available
LM2678T-5.0/NOPB 4312 2.20 | 1ku 3581 TO-220 (NDZ) | 7 45 | TUBE ACTIVE Production -40 to 125 View   1k quantity lead time: In stock Request Sample
LM2678T-ADJ Not Available No Stock 3.11 | 1ku 290 TO-220 (NDZ) | 7 45 | TUBE NOT RECOMMENDED FOR NEW DESIGNS Production -40 to 125 View LM2678T-ADJ/NOPB Contact an authorized distributor for lead times Not Available
LM2678T-ADJ/NOPB 5420 2.20 | 1ku 6445 TO-220 (NDZ) | 7 45 | TUBE ACTIVE Production -40 to 125 View   1k quantity lead time: In stock Request Sample

* Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For higher volume price quotes, prices in local currency or delivery quotes, please contact your Authorized Distributor.

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Preproduction

These are prototypes/experimental devices, and are not yet approved or released for full production. Testing and final process, including without limitation quality assurance, reliability performance testing, and/or process qualification, may not yet be complete, and this item is subject to further changes or possible discontinuation. If available for ordering, purchases will be subject to an additional waiver at checkout, and are intended for early internal evaluation purposes only. These items are sold without warranties of any kind.