LTC36xx/LTC7149 Series Step-Down Buck Regulators

Analog Devices Inc. LTC36xx/LTC7149 Series Synchronous Step-Down Buck Regulators are high efficiency, monolithic, and excellent for inverting output applications. The LTC3623 and LTC3600 are programmed with a single external resistor. The LTC3649 and LTC7149 feature single resistor programmable output voltage, with high efficiency over a wide VOUT range.

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Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Mounting Style
Package/Case
Output Voltage
Analog Devices Switching Voltage Regulators 17V, 2A Sync Buck Reg w/ 3.5 A Q C
Datasheet
777In Stock
Min.: 1
Mult.: 1

SMD/SMT DFN-8 600 mV to 17 V
Analog Devices Battery Management 1A Hi Eff 2-Cell Supercap Chr w/ Auto Ce
Datasheet
517In Stock
Min.: 1
Mult.: 1

SMD/SMT DFN-12 4.8 V, 5.3 V
Analog Devices Switching Voltage Regulators Hi Eff, 65V 500mA Sync Buck Conv
Datasheet
2 701In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2 500

SMD/SMT DFN-16 800 mV to 65 V
Analog Devices Switching Voltage Regulators Hi Eff, 65V 500mA Sync Buck Conv
Datasheet
381In Stock
Min.: 1
Mult.: 1

SMD/SMT MSOP-16-12 800 mV to 65 V
Analog Devices Switching Voltage Regulators Hi Eff, 65V 500mA Sync Buck Conv
Datasheet
257In Stock
Min.: 1
Mult.: 1

SMD/SMT DFN-16 800 mV to 65 V
Analog Devices Switching Voltage Regulators Hi Eff, 65V 500mA Sync Buck Conv
Datasheet
1 574In Stock
Min.: 1
Mult.: 1

SMD/SMT MSOP-16-12 800 mV to 65 V
Analog Devices Switching Voltage Regulators Hi Eff, 65V 500mA Sync Buck Conv
Datasheet
106In Stock
Min.: 1
Mult.: 1

SMD/SMT DFN-16 800 mV to 65 V
Analog Devices Switching Voltage Regulators Hi Eff, Hi V 100mA Sync Buck Conv
Datasheet
382In Stock
Min.: 1
Mult.: 1

SMD/SMT DFN-8 5 V
Analog Devices Switching Voltage Regulators Hi Eff, Hi V 100mA Sync Buck Conv
Datasheet
541In Stock
Min.: 1
Mult.: 1

SMD/SMT MSOP-8 800 mV to 45 V
Analog Devices Switching Voltage Regulators 2x Ch 3A, 20V Mono Sync Buck Reg
Datasheet
1 499In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 600 mV to 6 V
Analog Devices Switching Voltage Regulators 2x Ch 3A, 20V Mono Sync Buck Reg
Datasheet
437In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 600 mV to 6 V
Analog Devices Switching Voltage Regulators 2x Ch 3A, 15V Mono Sync Buck Reg
Datasheet
623In Stock
Min.: 1
Mult.: 1

SMD/SMT TSSOP-EP-28 600 mV to 14.7 V
Analog Devices Switching Voltage Regulators 15V 2x 3A Mono Buck Reg for DDR Pwr
Datasheet
1 432In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2 500

SMD/SMT QFN-28 600 mV to 3 V
Analog Devices Switching Voltage Regulators 2x Ch 6A, 20V Mono Sync Buck Reg
Datasheet
197In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 1.8 V to 12 V
Analog Devices Switching Voltage Regulators 2x Ch 6A, 20V Mono Sync Buck Reg
Datasheet
837In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 600 mV to 5 V
Analog Devices Switching Voltage Regulators 2x Ch 6A, 20V Mono Sync Buck Reg
Datasheet
219In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 1.8 V to 12 V
Analog Devices Switching Voltage Regulators 76V, 1A Buck Reg
Datasheet
143In Stock
88Expected 16/02/2026
Min.: 1
Mult.: 1

SMD/SMT MSOP-16 800 mV to 76 V
Analog Devices Switching Voltage Regulators 60V, 4A Sync Buck Reg w/ R2R Progmable O
Datasheet
845In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2 000

SMD/SMT TSSOP-EP-28 0 V to 14.5 V
Analog Devices Switching Voltage Regulators 60V, 4A Sync Buck Reg w/ R2R Progmable O
Datasheet
220In Stock
365Expected 07/04/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-28 0 V to 59.5 V
Analog Devices Switching Voltage Regulators 60V, 4A Sync Buck Reg w/ R2R Progmable O
Datasheet
470In Stock
Min.: 1
Mult.: 1

SMD/SMT TSSOP-EP-28 0 V to 59.5 V
Analog Devices Switching Voltage Regulators 60V, 4A Sync Buck Reg w/ R2R Progmable O
Datasheet
151In Stock
803On Order
Min.: 1
Mult.: 1

SMD/SMT QFN-28 0 V to 14.5 V
Analog Devices Switching Voltage Regulators Pwr M Solution for Application Processor
Datasheet
2 278In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2 000

SMD/SMT QFN-40 800 mV to 5.5 V
Analog Devices Switching Voltage Regulators 60V, 4A Sync Buck Reg for Inv Outs
Datasheet
932In Stock
Min.: 1
Mult.: 1

SMD/SMT TSSOP-EP-28 0 V to 28 V
Analog Devices Switching Voltage Regulators 60V, 4A Sync Buck Reg for Inv Outs
Datasheet
680In Stock
Min.: 1
Mult.: 1

SMD/SMT TSSOP-EP-28 0 V to 28 V
Analog Devices Switching Voltage Regulators 60V, 4A Sync Buck Reg for Inv Outs
Datasheet
205In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 0 V to 28 V