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L6981 Synchronous Step-down Converters

STMicroelectronics L6981 Synchronous Step-down Converters are easy-to-use synchronous monolithic step-down regulators capable of delivering up to 1.5A DC to the load. The L6981 offers a wide input voltage range that making it suitable for a broad range of applications.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Mounting Style	Package / Case	Topology	Output Voltage	Output Current	Number of Outputs	Quiescent Current	Switching Frequency	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with low quiescent current L6981N50DR STMicroelectronics 1: $2.800 1.702In Stock	Mfr. Part # L6981N50DR Mouser Part # 511-L6981N50DR	STMicroelectronics	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with low quiescent current Learn More about STMicroelectronics stm l6981 converters	Datasheet	1.702In Stock	Cut Tape $2.800 $2.086 $1.899 $1.702 Reel $1.449 View $1.614 $1.559 $1.493 $1.416	Min.: 1 Mult.: 1 : 2.500													L6981	Reel, Cut Tape
	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with low quiescent current L6981C33DR STMicroelectronics 1: $2.394 1.112In Stock	Mfr. Part # L6981C33DR Mouser Part # 511-L6981C33DR	STMicroelectronics	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with low quiescent current Learn More about STMicroelectronics stm l6981 converters	Datasheet	1.112In Stock	Cut Tape $2.394 $1.867 $1.735 $1.581 Reel $1.427 View $1.515 $1.482 $1.460 $1.394	Min.: 1 Mult.: 1 : 2.500			SMD/SMT	SO-8	Buck	3.3 V	1.5 A	1 Output	20 uA	400 kHz	- 40 C	+ 150 C	L6981	Reel, Cut Tape
	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with 20uAA quiescent current L6981CDR STMicroelectronics 1: $2.964 1.834In Stock 20.000On Order	Mfr. Part # L6981CDR Mouser Part # 511-L6981CDR	STMicroelectronics	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with 20uAA quiescent current Learn More about STMicroelectronics stm l6981 converters	Datasheet	1.834In Stock 20.000On Order On Order Ship Dates Mfr. #: L6981CDR Stock: 1.834 Can Ship Immediately On Order: 10.000 Expected 1/6/2027 10.000 Expected 2/24/2027 Factory Lead-Time: 30 Weeks	Cut Tape $2.964 $2.207 $2.020 $1.812 View Reel $1.460 $1.614 $1.559 $1.493 $1.460 MouseReel Available	Min.: 1 Mult.: 1 : 2.500			SMD/SMT	SOIC-8	Buck	850 mV to 38 V	1.5 A	1 Output	35 uA	400 kHz	- 40 C	+ 150 C	L6981	Reel, Cut Tape, MouseReel
	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with low quiescent current L6981N33DR STMicroelectronics 1: $2.613 2.219In Stock	Mfr. Part # L6981N33DR Mouser Part # 511-L6981N33DR	STMicroelectronics	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with low quiescent current Learn More about STMicroelectronics stm l6981 converters	Datasheet	2.219In Stock	Cut Tape $2.613 $1.976 $1.823 $1.647 Reel $1.449 View $1.570 $1.526 $1.493 $1.416	Min.: 1 Mult.: 1 : 2.500													L6981	Reel, Cut Tape
	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with 20uAA quiescent current L6981NDR STMicroelectronics 1: $2.800 3.220In Stock	Mfr. Part # L6981NDR Mouser Part # 511-L6981NDR	STMicroelectronics	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with 20uAA quiescent current Learn More about STMicroelectronics stm l6981 converters	Datasheet	3.220In Stock	Cut Tape $2.800 $2.361 $2.009 $1.812 Reel $1.581 View $1.724 $1.669 $1.614 $1.416 MouseReel Available	Min.: 1 Mult.: 1 : 2.500			SMD/SMT	SOIC-8	Buck	850 mV to 38 V	1.5 A	1 Output	2.3 mA	400 kHz	- 40 C	+ 150 C	L6981	Reel, Cut Tape, MouseReel
	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with low quiescent current L6981C50DR STMicroelectronics 1: $2.800 991In Stock	Mfr. Part # L6981C50DR Mouser Part # 511-L6981C50DR	STMicroelectronics	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with low quiescent current Learn More about STMicroelectronics stm l6981 converters	Datasheet	991In Stock	Cut Tape $2.800 $2.086 $1.899 $1.702 Reel $1.449 View $1.614 $1.559 $1.526 $1.416	Min.: 1 Mult.: 1 : 2.500			SMD/SMT	SO-8	Buck	5 V	1.5 A	1 Output	20 uA	400 kHz	- 40 C	+ 150 C	L6981	Reel, Cut Tape