LM2596S-5.0 Procurement FAQ
LM2596S-5.0 — 3A step-down regulator, fixed 5 V — common in industrial power modules.. Use this page for purchase decisions, then open the product page for live stock and RFQ.
Is LM2596S-5.0 the same as generic “LM2596 modules”?
The IC is a TI (or licensed) buck regulator; cheap modules may use unbranded clones. For OEM production, specify the exact MPN and package (S = TO-263) and avoid unlabeled bare dies.
LM2596S-5.0 vs LM2596S-ADJ?
5.0 is fixed 5 V output; ADJ is adjustable via feedback resistors. Do not swap without redesigning the feedback network.
What should I include in an RFQ for LM2596S-5.0?
Qty, packaging (tube/reel), temperature grade if any, and whether you accept alternate date codes. We return stock + reference unit price.
Common failure modes buyers should watch?
Overheating from poor PCB copper, wrong inductor and counterfeit markings. Ask for thermal layout notes and authentic TI packaging when possible.