{"product_id":"stmicroelectronics-l4971d-1-5a-3-3v-to-50v-step-down-switching-regulator-schaltspannungsregler","title":"STMicroelectronics L4971D Regolatore switching step-down 344 pz","description":"\u003cp\u003eSTMicroelectronics L4971D — Regolatore di commutazione step-down da 1,5 A, ingresso 8-55 V, uscita regolabile 3,3-50 V, fino a 300 kHz, SO16W, SMD — Tubo da 344 pezzi. Un convertitore buck monolitico con tecnologia BCD e un transistor di potenza D-MOS interno (R\u003csub\u003eDS(on)\u003c\/sub\u003e tipico 0,25 Ω) che eroga fino a 1,5 A con un'efficienza fino al 93%. Dispone di feedforward di tensione, limitazione di corrente pulse-by-pulse, protezione da cortocircuito hiccup, soft start e spegnimento termico — adatto per un'ampia gamma di applicazioni industriali e consumer di conversione CC-CC.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDisponibile in magazzino\u003c\/strong\u003e — spedizione entro 3 giorni dal pagamento.\u003c\/p\u003e\n\n\u003ch3\u003ePanoramica del prodotto\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; font-size:12px;\"\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px; width:40%;\"\u003e\u003cstrong\u003eCodice articolo\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eL4971D\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eProduttore\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eSTMicroelectronics\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eTipo di dispositivo\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eRegolatore di commutazione step-down (buck)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eIntervallo di tensione di ingresso\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eDa 8 V a 55 V\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eIntervallo di tensione di uscita\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eRegolabile da 3,3 V a 50 V (tramite divisore resistivo esterno)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eTensione di riferimento interna\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e3,3 V ± 1%\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eCorrente di uscita\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eFino a 1,5 A\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eLimite di corrente\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e2-3 A (modalità pulse-by-pulse e hiccup)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eFrequenza di commutazione\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eRegolabile fino a 300 kHz (tip. 100 kHz)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eEfficienza (tipica)\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eFino al 93% (V\u003csub\u003eO\u003c\/sub\u003e = 12V, I\u003csub\u003eO\u003c\/sub\u003e = 1,5A, f\u003csub\u003eSW\u003c\/sub\u003e = 100 kHz)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eTensione di dropout\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e0,44 V tip. (V\u003csub\u003eCC\u003c\/sub\u003e = 10V, I\u003csub\u003eO\u003c\/sub\u003e = 1,5A)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eCorrente di riposo\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e4-6 mA in funzionamento; 100-200 µA in standby (inhibit attivo)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eFunzioni di protezione\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eSpegnimento termico, soft start, inhibit, protezione disconnessione feedback, voltage feedforward\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eTemperatura di esercizio\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eDa 0 °C a +125 °C (giunzione); da −40 °C a +150 °C (stoccaggio)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eResistenza termica\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e110 °C\/W giunzione-ambiente (SO16W, montato su scheda)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eContenitore\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eSO16W (corpo largo, 16 pin)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eMontaggio\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eSMD (Surface Mount)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eQuantità per tubo\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e344 pezzi\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003e\u003cstrong\u003eCondizione\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:6px 8px;\"\u003eNuovo — tubo originale sigillato (OVP)\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplicazioni\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eConversione di potenza CC-CC industriale da tensioni di bus 8-55 V\u003c\/li\u003e\n  \u003cli\u003eRegolazione point-of-load in sistemi embedded e schede di controllo\u003c\/li\u003e\n  \u003cli\u003eElettronica automobilistica e dei trasporti che richiede un ampio intervallo di ingresso\u003c\/li\u003e\n  \u003cli\u003eController logici programmabili, azionamenti motore e alimentatori per strumentazione\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpedizione\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSpedizione entro 3 giorni dal pagamento\u003c\/li\u003e\n  \u003cli\u003eImballaggio sicuro per una consegna protetta del tubo\u003c\/li\u003e\n  \u003cli\u003eConsegna gratuita in Germania\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGaranzia e conformità\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eGaranzia di 12 mesi inclusa\u003c\/li\u003e\n  \u003cli\u003eIl prodotto è pienamente conforme agli standard industriali UE\u003c\/li\u003e\n  \u003cli\u003eFattura IVA inclusa in ogni ordine\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e(GPSR (UE) 2023\/988): Contattaci all'indirizzo \u003ca href=\"mailto:info@liquisto.com\"\u003einfo@liquisto.com\u003c\/a\u003e per i dettagli di contatto sulla sicurezza del prodotto del produttore\/partito responsabile UE.\u003c\/p\u003e","brand":"STMICROELECTRONICS","offers":[{"title":"Default Title","offer_id":50570033103112,"sku":"TMA-103539","price":766.38,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/7566\/1973\/files\/00_SMD-FullTubes-Main_793fa234-7163-4ed3-af94-9f0e0bd44f12.png?v=1717903260","url":"https:\/\/liquistoaxcess.com\/it\/products\/stmicroelectronics-l4971d-1-5a-3-3v-to-50v-step-down-switching-regulator-schaltspannungsregler","provider":"LiquistoAxcess","version":"1.0","type":"link"}