LT8640/LT8640-1 Step-Down Regulators

Analog Devices Inc. LT8640/LT8640-1 Step-Down Regulators feature Silent Switcher architecture designed to minimize EMI/EMC emissions while delivering high efficiency at frequencies up to 3MHz. An ultralow 2.5µA quiescent current—with the output in full regulation—enables applications requiring the highest efficiency at very small load currents. The LT8640/LT8640-1 allows high VIN to low VOUT conversion at high frequency with a fast minimum top switch on-time of 30ns. The SYNC/MODE pin selects between Burst Mode operation, spread spectrum mode, synchronization to an external clock, and either pulse-skipping (LT8640) or forced continuous mode (LT8640-1).

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Analog Devices Komutaciniai įtampos reguliatoriai 42V, 6A Sync Buck Silent Switcher 2 w/ 2 17 518Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT LQFN-24 Buck 970 mV to 41.58 V 6 A 1 Output 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640S Tray
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 7 705Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 1.7 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 6A Sync Buck Silent Switcher 2 w/ 2 11 385Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT LQFN-24 Buck 970 mV to 41.58 V 6 A 1 Output 2.5 uA 200 kHz to 3 MHz - 40 C + 150 C LT8640S Tray
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 7 103Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 6A Sync Buck Silent Switcher 2 w/ 2 6 795Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT LQFN-24 Buck 970 mV to 41.58 V 6 A 1 Output 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640S Tray
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 219Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.58 V 5 A 1 Output 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 5 879Prieinamumas
Min.: 1
Daugkart.: 1
Reel: 2 500

SMD/SMT QFN-18 Buck 970 mV to 41.58 V 5 A 1 Output 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Reel, Cut Tape, MouseReel
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 189Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C AEC-Q100 LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 177Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 1.7 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 75Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 1.7 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 89Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 1.7 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 1 963Prieinamumas
Min.: 1
Daugkart.: 1
Reel: 2 500

SMD/SMT QFN-18 Buck 970 mV to 41.58 V 5 A 1 Output 1.7 uA, 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Reel, Cut Tape, MouseReel
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 2 159Prieinamumas
Min.: 1
Daugkart.: 1
Reel: 2 500

SMD/SMT QFN-18 Buck 970 mV to 41.58 V 5 A 1 Output 1.7 uA, 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Reel, Cut Tape, MouseReel
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 4 687Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 2 735Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 1.7 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 3 778Prieinamumas
Min.: 1
Daugkart.: 1
Reel: 2 500

SMD/SMT QFN-18 Buck 970 mV to 41.58 V 5 A 1 Output 2.5 uA, 300 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Reel, Cut Tape, MouseReel
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 6A Sync Buck Silent Switcher 2 w/ 2 10 916Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT LQFN-24 Buck 970 mV to 41.58 V 6 A 1 Output 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640S Tray
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 6A Sync Buck Silent Switcher 2 w/ 2 6 735Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT LQFN-24 Buck 970 mV to 41.58 V 6 A 1 Output 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640S Tray
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 1 048Prieinamumas
2 490Tikėtina 2026-02-16
Min.: 1
Daugkart.: 1
Reel: 2 500

SMD/SMT QFN-18 Buck 970 mV to 41.58 V 5 A 1 Output 2.5 uA, 300 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Reel, Cut Tape, MouseReel
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 438Prieinamumas
273Tikėtina 2026-04-17
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 1.7 uA 200 kHz to 3 MHz - 40 C + 150 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 275Prieinamumas
Min.: 1
Daugkart.: 1
Reel: 2 500

SMD/SMT QFN-18 Buck 970 mV to 41.58 V 5 A 1 Output 2.5 uA, 300 uA 200 kHz to 3 MHz - 40 C + 150 C LT8640 Reel, Cut Tape, MouseReel
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 645Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 1.7 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 23Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.58 V 5 A 1 Output 300 uA 200 kHz to 3 MHz - 40 C + 150 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 52Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 1.7 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Tube
Analog Devices Komutaciniai įtampos reguliatoriai 42V, 5A Sync Buck Silent Switcher w/ 2.5 28Prieinamumas
Min.: 1
Daugkart.: 1

SMD/SMT QFN-18 Buck 970 mV to 41.9 V 5 A 1 Output 2.5 uA 200 kHz to 3 MHz - 40 C + 125 C LT8640 Tube