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 2x Ch 3A, 15V Mono Sync Buck Reg
Datasheet
5.177In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 600 mV to 14.7 V
Analog Devices Switching Voltage Regulators 2x Ch 3A, 15V Mono Sync Buck Reg
Datasheet
1.857In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

SMD/SMT QFN-28 600 mV to 14.7 V
Analog Devices Switching Voltage Regulators 76V, 1A Buck Reg
Datasheet
8.774In Stock
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
1.236In Stock
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
1.626In Stock
499Expected 9/7/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2.000

SMD/SMT QFN-40 800 mV to 5.5 V
Analog Devices Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C
Datasheet
261In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

SMD/SMT DFN-6 3.3 V
Analog Devices Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C
Datasheet
436In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

SMD/SMT DFN-6 600 mV to 17 V
Analog Devices Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C
Datasheet
1.495In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

SMD/SMT MSOP-8 600 mV to 17 V
Analog Devices Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C
Datasheet
420In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

SMD/SMT DFN-6 5 V
Analog Devices Switching Voltage Regulators 17V, 1A Sync Buck Reg w/ 3.5 A Q C
Datasheet
461In Stock
350On Order
Min.: 1
Mult.: 1

SMD/SMT MSOP-8 600 mV to 17 V
Analog Devices Switching Voltage Regulators 17V, 2A Sync Buck Reg w/ 3.5 A Q C
Datasheet
1.805In Stock
1.500Expected 9/14/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

SMD/SMT DFN-8 600 mV to 17 V
Analog Devices Switching Voltage Regulators 17V, 2A Sync Buck Reg w/ 3.5 A Q C
Datasheet
452In Stock
2.662Expected 8/17/2026
Min.: 1
Mult.: 1

SMD/SMT DFN-8 3.3 V
Analog Devices Switching Voltage Regulators Hi Eff, Hi V 100mA Sync Buck Conv
Datasheet
1.992In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

SMD/SMT DFN-8 3.3 V
Analog Devices Switching Voltage Regulators Hi Eff, Hi V 20mA Sync Buck Conv
Datasheet
879In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

SMD/SMT MSOP-8 800 mV to 50 V
Analog Devices Switching Voltage Regulators 2x Ch 3A, 20V Mono Sync Buck Reg
Datasheet
1.714In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

SMD/SMT QFN-28 1.5 V to 12 V
Analog Devices Switching Voltage Regulators Monolithic 400mA Buck Regulator with Dual 150mA LDOs in 3mm 2mm DFN
Datasheet
1.025In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

SMD/SMT 800 mV to 5.5 V
Analog Devices Switching Voltage Regulators 15V, 1.5A Sync R2R 1x Res Buck Reg
Datasheet
1.229In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

SMD/SMT DFN-12 0 V to 14.5 V
Analog Devices Switching Voltage Regulators 15V, 1.5A Sync R2R 1x Res Buck Reg
Datasheet
1.432In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

SMD/SMT MSOP-12 0 V to 14.5 V
Analog Devices Switching Voltage Regulators 15V, 1.5A Sync R2R 1x Res Buck Reg
Datasheet
429In Stock
Min.: 1
Mult.: 1

SMD/SMT DFN-12 0 V to 14.5 V
Analog Devices Switching Voltage Regulators 1.5A, 15V Mono Sync Buck Reg
Datasheet
1.429In Stock
2.500Expected 8/28/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

SMD/SMT MSOP-16 600 mV to 14.52 V
Analog Devices Switching Voltage Regulators 2.5A, 15V Mono Sync Buck Reg
Datasheet
961In Stock
Min.: 1
Mult.: 1

SMD/SMT MSOP-16 600 mV to 14.52 V
Analog Devices Switching Voltage Regulators 2.5A, 15V Mono Sync Buck Reg
Datasheet
279In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-16 600 mV to 14.52 V
Analog Devices Switching Voltage Regulators 20V, 5A Sync Buck Reg
Datasheet
426In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-24 600 mV to 19.8 V
Analog Devices Switching Voltage Regulators 20V, 5A Sync Buck Reg
Datasheet
510In Stock
637Expected 8/31/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-24 600 mV to 19.8 V
Analog Devices Switching Voltage Regulators 15V, 5A Sync Buck Reg
Datasheet
203In Stock
455Expected 8/17/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-24 600 mV to 14.85 V