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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 (IDR) 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: Rp46.782,30 1.651In Stock	Mfr. Part No. L6981N50DR Mouser Part No 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	1.651In Stock	Cut Tape Rp46.782,30 Rp34.857,40 Rp31.738,58 Rp28.436,30 Reel Rp24.216,72 View Rp26.968,62 Rp26.051,32 Rp24.950,56 Rp23.666,34	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 L6981N33DR STMicroelectronics 1: Rp43.663,48 2.229In Stock	Mfr. Part No. L6981N33DR Mouser Part No 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	2.229In Stock	Cut Tape Rp43.663,48 Rp33.022,80 Rp30.454,36 Rp27.519,00 Reel Rp24.216,72 View Rp26.234,78 Rp25.500,94 Rp24.950,56 Rp23.666,34	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: Rp39.994,28 957In Stock	Mfr. Part No. L6981C33DR Mouser Part No 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	957In Stock	Cut Tape Rp39.994,28 Rp31.188,20 Rp28.986,68 Rp26.418,24 Reel Rp23.849,80 View Rp25.317,48 Rp24.767,10 Rp24.400,18 Rp23.299,42	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 low quiescent current L6981C50DR STMicroelectronics 1: Rp46.782,30 922In Stock	Mfr. Part No. L6981C50DR Mouser Part No 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	922In Stock	Cut Tape Rp46.782,30 Rp34.857,40 Rp31.738,58 Rp28.436,30 Reel Rp24.216,72 View Rp26.968,62 Rp26.051,32 Rp25.500,94 Rp23.666,34	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
	Switching Voltage Regulators 38 V, 1.5 A synchronous step-down converter with 20uAA quiescent current L6981CDR STMicroelectronics 1: Rp46.965,76 108In Stock 20.000On Order	Mfr. Part No. L6981CDR Mouser Part No 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	108In Stock 20.000On Order On Order Ship Dates Mfr. No: L6981CDR Stock: 108 Can Dispatch Immediately On Order: 2.500 Expected 16/04/2027 7.500 Expected 18/06/2027 10.000 Expected 09/07/2027 Factory Lead Time: 30 Weeks	Cut Tape Rp46.965,76 Rp35.958,16 Rp32.105,50 Rp28.803,22 View Reel Rp24.400,18 Rp27.335,54 Rp26.418,24 Rp25.684,40 Rp24.400,18 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 20uAA quiescent current L6981NDR STMicroelectronics 1: Rp46.782,30 688In Stock 5.000Expected 07/04/2027	Mfr. Part No. L6981NDR Mouser Part No 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	688In Stock 5.000Expected 07/04/2027	Cut Tape Rp46.782,30 Rp34.857,40 Rp31.738,58 Rp28.436,30 Reel Rp24.216,72 View Rp26.968,62 Rp26.234,78 Rp23.666,34 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