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Switching Controllers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Topology	Number of Outputs	Switching Frequency	Duty Cycle - Max	Input Voltage	Output Voltage	Output Current	Minimum Operating Temperature	Maximum Operating Temperature	Mounting Style	Package/Case	Qualification	Packaging
Switching Controllers PWM CONTROLLER UC3844BD1 STMicroelectronics 1: $0.961 4,210In Stock	Mfr. Part No. UC3844BD1 Mouser Part No 511-UC3844BD1	STMicroelectronics	Switching Controllers PWM CONTROLLER Learn More about STMicroelectronics stm standard products	Datasheet	4,210In Stock	$0.961 $0.69 $0.633 $0.547 View $0.514 $0.49 $0.473 $0.451 $0.428	Min.: 1 Mult.: 1	Boost, Flyback, Forward	1 Output	500 kHz	50 %		4.9 V to 5.1 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Tube
Switching Controllers 0.5mA Current Mode UC3844BN STMicroelectronics 1: $1.35 3,573In Stock	Mfr. Part No. UC3844BN Mouser Part No 511-UC3844BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	3,573In Stock	$1.35 $0.971 $0.873 $0.769 View $0.719 $0.688 $0.666 $0.612 $0.504	Min.: 1 Mult.: 1	Boost, Flyback, Forward	1 Output	500 kHz	50 %		4.9 V to 5.1 V	1 A	- 40 C	+ 150 C	Through Hole	PDIP-8		Tube
Switching Controllers Single-phase PWM controller for automotive applications A6727TR STMicroelectronics 1: $1.30 1,423In Stock NRND	Mfr. Part No. A6727TR Mouser Part No 511-A6727TR NRND	STMicroelectronics	Switching Controllers Single-phase PWM controller for automotive applications Learn More about STMicroelectronics stm a6727 automotive pwm controller	Datasheet	1,423In Stock	Cut Tape $1.30 $0.942 $0.852 $0.755 Reel $0.618 View $0.708 $0.68 $0.605 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Buck	1 Output	300 kHz	80 %		Adjustable	1.5 A	- 40 C	+ 150 C	SMD/SMT		AEC-Q100	Reel, Cut Tape, MouseReel
Switching Controllers Prog Current Mode L5991AD STMicroelectronics 1: $2.66 99In Stock 1,000Expected 2027/07/09	Mfr. Part No. L5991AD Mouser Part No 511-L5991AD	STMicroelectronics	Switching Controllers Prog Current Mode	Datasheet	99In Stock 1,000Expected 2027/07/09	$2.66 $1.99 $1.71 $1.64 View $1.50 $1.43 $1.35 $1.33 $1.29	Min.: 1 Mult.: 1	Boost, Flyback	1 Output	1 MHz	100 %		5.075 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-16		Tube
Switching Controllers Regulated Volt Mode SG3524P013TR STMicroelectronics 1: $1.72 155In Stock 5,000Expected 2027/07/30	Mfr. Part No. SG3524P013TR Mouser Part No 511-SG3524P013TR	STMicroelectronics	Switching Controllers Regulated Volt Mode	Datasheet	155In Stock 5,000Expected 2027/07/30	Cut Tape $1.72 $1.36 $1.23 $1.10 View Reel $0.926 $1.04 $0.992 $0.99 $0.926 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Push-Pull	2 Output	300 kHz	45 %		18 V	100 mA	0 C	+ 70 C	SMD/SMT	SOIC-16		Reel, Cut Tape, MouseReel
Switching Controllers 0.5mA Current Mode UC2842BD1 STMicroelectronics 1: $1.50 144In Stock 2,000Expected 2027/04/09	Mfr. Part No. UC2842BD1 Mouser Part No 511-UC2842BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	144In Stock 2,000Expected 2027/04/09	$1.50 $1.09 $0.987 $0.852 View $0.797 $0.772 $0.735	Min.: 1 Mult.: 1	Boost, Flyback, Forward	1 Output	500 kHz	100 %		4.95 V to 5.05 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Tube
Switching Controllers PWM CONTROLLER UC2843BD1 STMicroelectronics 1: $1.79 1,191In Stock	Mfr. Part No. UC2843BD1 Mouser Part No 511-UC2843BD1	STMicroelectronics	Switching Controllers PWM CONTROLLER Learn More about STMicroelectronics stm standard products	Datasheet	1,191In Stock	$1.79 $1.33 $1.20 $1.07 View $0.99 $0.963 $0.933 $0.866 $0.851	Min.: 1 Mult.: 1	Boost, Flyback, Forward	1 Output	500 kHz	100 %		4.95 V to 5.05 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Tube
Switching Controllers 0.5mA Current Mode UC2844BD1013TR STMicroelectronics 1: $1.10 1,803In Stock 2,500Expected 2026/12/25	Mfr. Part No. UC2844BD1013TR Mouser Part No 511-UC2844BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	1,803In Stock 2,500Expected 2026/12/25	Cut Tape $1.10 $0.793 $0.718 $0.633 Reel $0.519 View $0.592 $0.568 $0.554 $0.498 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Boost, Flyback, Forward	1 Output	500 kHz	50 %		4.95 V to 5.05 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Reel, Cut Tape, MouseReel
Switching Controllers 0.5mA Current Mode UC3842BD1 STMicroelectronics 1: $1.26 282In Stock 4,000Expected 2027/07/23	Mfr. Part No. UC3842BD1 Mouser Part No 511-UC3842BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	282In Stock 4,000Expected 2027/07/23	$1.26 $0.916 $0.829 $0.733 View $0.68 $0.661 $0.633 $0.572	Min.: 1 Mult.: 1	Boost, Flyback, Forward	1 Output	500 kHz	100 %		4.9 V to 5.1 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Tube
Switching Controllers 0.5mA Current Mode UC3842BD1013TR STMicroelectronics 1: $0.99 2,022In Stock	Mfr. Part No. UC3842BD1013TR Mouser Part No 511-UC3842BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	2,022In Stock	Cut Tape $0.99 $0.711 $0.642 $0.565 Reel $0.468 View $0.528 $0.506 $0.491 $0.457 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Boost, Flyback, Forward	1 Output	500 kHz	100 %		4.9 V to 5.1 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Reel, Cut Tape, MouseReel
Switching Controllers 0.5mA Current Mode UC3843BD1 STMicroelectronics 1: $1.85 1,245In Stock	Mfr. Part No. UC3843BD1 Mouser Part No 511-UC3843BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	1,245In Stock	$1.85 $1.36 $1.24 $1.10 View $1.03 $0.997 $0.994 $0.93 $0.911	Min.: 1 Mult.: 1	Boost, Flyback, Forward	1 Output	500 kHz	100 %		4.9 V to 5.1 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Tube
Switching Controllers 0.5mA Current Mode UC3844BD1013TR STMicroelectronics 1: $0.63 5,181In Stock 5,000Expected 2027/07/30	Mfr. Part No. UC3844BD1013TR Mouser Part No 511-UC3844BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	5,181In Stock 5,000Expected 2027/07/30	Cut Tape $0.63 $0.434 $0.387 $0.337 Reel $0.235 View $0.312 $0.261 $0.249 $0.226 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Boost, Flyback, Forward	1 Output	500 kHz	50 %		4.9 V to 5.1 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Reel, Cut Tape, MouseReel
Switching Controllers PWM CONTROLLER UC3845BD1 STMicroelectronics 1: $1.70 363In Stock 2,000Expected 2026/11/20	Mfr. Part No. UC3845BD1 Mouser Part No 511-UC3845BD1	STMicroelectronics	Switching Controllers PWM CONTROLLER Learn More about STMicroelectronics stm standard products	Datasheet	363In Stock 2,000Expected 2026/11/20	$1.70 $1.26 $1.14 $1.01 View $0.94 $0.914 $0.884 $0.806 $0.79	Min.: 1 Mult.: 1	Boost, Flyback, Forward	1 Output	500 kHz	50 %		4.9 V to 5.1 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Tube
Switching Controllers 0.5mA Current Mode UC3845BN STMicroelectronics 1: $1.23 1,998In Stock	Mfr. Part No. UC3845BN Mouser Part No 511-UC3845BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	1,998In Stock	$1.23 $0.883 $0.795 $0.699 View $0.654 $0.626 $0.606 $0.466 $0.458	Min.: 1 Mult.: 1	Boost, Flyback, Forward	1 Output	500 kHz	50 %		4.9 V to 5.1 V	1 A	- 40 C	+ 150 C	Through Hole	PDIP-8		Tube
Switching Controllers Hi Vltg resonant Controller L6599D STMicroelectronics 1: $3.66 444In Stock NRND	Mfr. Part No. L6599D Mouser Part No 511-L6599D NRND	STMicroelectronics	Switching Controllers Hi Vltg resonant Controller	Datasheet	444In Stock	$3.66 $2.76 $2.45 $2.27 View $2.15 $2.09 $1.98 $1.92 $1.90	Min.: 1 Mult.: 1	Half Bridge	1 Output	500 kHz	52 %		13.3 V	800 mA	- 40 C	+ 150 C	SMD/SMT	SOIC-16		Tube
Switching Controllers Advanced quasi-resonant offline high voltage converter with E-mode GaN HEMT VIPERGAN100TR STMicroelectronics 1: $4.29 129In Stock NRND	Mfr. Part No. VIPERGAN100TR Mouser Part No 511-VIPERGAN100TR NRND	STMicroelectronics	Switching Controllers Advanced quasi-resonant offline high voltage converter with E-mode GaN HEMT Learn More about STMicroelectronics stm vipergan100 offline high voltage converter	Datasheet	129In Stock	Cut Tape $4.29 $3.31 $3.06 $2.80 View Reel $2.47 $2.74 $2.65 $2.57 $2.54 $2.47 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	Flyback	1 Output	330 kHz			6 V	4 mA	- 40 C	+ 150 C	SMD/SMT	VFQFN-16		Reel, Cut Tape, MouseReel
Switching Controllers Voltage Mode w/Sync SG2525AP013TR STMicroelectronics 1: $3.07 28,645On Order	Mfr. Part No. SG2525AP013TR Mouser Part No 511-SG2525AP013TR	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	28,645On Order On Order Ship Dates Mfr. No: SG2525AP013TR Stock: 0 On Order: 11,145 Expected 2027/06/04 17,500 Expected 2027/07/30 Factory Lead Time: 52 Weeks	Cut Tape $3.07 $2.30 $2.11 $1.83 View Reel $1.54 $1.73 $1.70 $1.65 $1.54 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Push-Pull	2 Output	100 Hz to 400 kHz	49 %		5.1 V	500 mA	- 25 C	+ 85 C	SMD/SMT	SOIC-16		Reel, Cut Tape, MouseReel
Switching Controllers High-side switch controller with intelligent fuse protection for 12 V, 24 V and 48 V automotive applications VNF1248FTR STMicroelectronics 1: $4.54 5,799Expected 2027/05/07 New Product	Mfr. Part No. VNF1248FTR Mouser Part No 511-VNF1248FTR New Product	STMicroelectronics	Switching Controllers High-side switch controller with intelligent fuse protection for 12 V, 24 V and 48 V automotive applications Learn More about STMicroelectronics stmicro vnf1248f switch controller	Datasheet	5,799Expected 2027/05/07	Cut Tape $4.54 $3.49 $3.16 $2.86 $2.72 Reel $2.47 MouseReel Available	Min.: 1 Mult.: 1 : 3,000		1 Output	8 MHz		6 V to 60 V			- 40 C	+ 150 C	SMD/SMT	QFN-32	AEC-Q100	Reel, Cut Tape, MouseReel
Switching Controllers Advanced high power factor flyback controller, valley locking, max pwr control HVLED101TR STMicroelectronics 1: $1.97 2,491On Order	Mfr. Part No. HVLED101TR Mouser Part No 511-HVLED101TR	STMicroelectronics	Switching Controllers Advanced high power factor flyback controller, valley locking, max pwr control Learn More about STMicroelectronics stm hvled101 controllers	Datasheet	2,491On Order	Cut Tape $1.97 $1.45 $1.33 $1.17 View Reel $0.997 $1.11 $1.07 $0.997 MouseReel Available	Min.: 1 Mult.: 1 : 2,500		1 Output								SMD/SMT	SOP-14		Reel, Cut Tape, MouseReel
Switching Controllers MultiMode Controller for SMPS L6566BTR STMicroelectronics 1: $2.02 2,499Expected 2027/06/18	Mfr. Part No. L6566BTR Mouser Part No 511-L6566BTR	STMicroelectronics	Switching Controllers MultiMode Controller for SMPS	Datasheet	2,499Expected 2027/06/18	Cut Tape $2.02 $1.62 $1.38 $1.24 View Reel $1.06 $1.17 $1.13 $1.12 $1.06 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Flyback	1 Output	107 kHz	75 %		5 V	800 mA	- 40 C	+ 150 C	SMD/SMT	SO-16 N		Reel, Cut Tape, MouseReel
Switching Controllers Hi-Volt resonant controller L6599ADTR STMicroelectronics 1: $2.26 4,998Expected 2027/01/29	Mfr. Part No. L6599ADTR Mouser Part No 511-L6599ADTR	STMicroelectronics	Switching Controllers Hi-Volt resonant controller	Datasheet	4,998Expected 2027/01/29	Cut Tape $2.26 $1.72 $1.59 $1.45 View Reel $1.24 $1.37 $1.33 $1.24 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Half Bridge	1 Output	500 kHz	52 %		13.3 V	800 mA	- 40 C	+ 150 C	SMD/SMT	SO N		Reel, Cut Tape, MouseReel
Switching Controllers Voltage/Current Cont TSM108IDT STMicroelectronics 1: $1.78 7,500Expected 2027/09/17	Mfr. Part No. TSM108IDT Mouser Part No 511-TSM108IDT	STMicroelectronics	Switching Controllers Voltage/Current Cont	Datasheet	7,500Expected 2027/09/17	Cut Tape $1.78 $1.30 $1.17 $1.05 View Reel $0.89 $0.985 $0.948 $0.94 $0.89 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Buck	1 Output	70 kHz to 130 kHz	100 %		Adjustable	80 mA	- 40 C	+ 125 C	SMD/SMT	SOIC-14		Reel, Cut Tape, MouseReel
Switching Controllers 0.5mA Current Mode UC2845BD1013TR STMicroelectronics 1: $0.84 17,500On Order	Mfr. Part No. UC2845BD1013TR Mouser Part No 511-UC2845BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	17,500On Order On Order Ship Dates Mfr. No: UC2845BD1013TR Stock: 0 On Order: 5,000 Expected 2026/11/02 5,000 Expected 2027/01/15 7,500 Expected 2027/04/30 Factory Lead Time: 52 Weeks	Cut Tape $0.84 $0.592 $0.533 $0.465 View Reel $0.383 $0.433 $0.414 $0.399 $0.383 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Boost, Flyback, Forward	1 Output	500 kHz	50 %		4.95 V to 5.05 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Reel, Cut Tape, MouseReel
Switching Controllers 0.5mA Current Mode UC3843BD1013TR STMicroelectronics 1: $0.53 17,500On Order	Mfr. Part No. UC3843BD1013TR Mouser Part No 511-UC3843BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	17,500On Order On Order Ship Dates Mfr. No: UC3843BD1013TR Stock: 0 On Order: 5,000 Expected 2027/04/09 12,500 Expected 2027/07/02 Factory Lead Time: 52 Weeks	Cut Tape $0.53 $0.387 $0.347 $0.301 View Reel $0.235 $0.279 $0.266 $0.255 $0.235 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Boost, Flyback, Forward	1 Output	500 kHz	100 %		4.9 V to 5.1 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Reel, Cut Tape, MouseReel
Switching Controllers 0.5mA Current Mode UC3845BD1013TR STMicroelectronics 1: $0.53 7,500On Order	Mfr. Part No. UC3845BD1013TR Mouser Part No 511-UC3845BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	7,500On Order On Order Ship Dates Mfr. No: UC3845BD1013TR Stock: 0 On Order: 2,500 Expected 2027/02/26 5,000 Expected 2027/03/12 Factory Lead Time: 52 Weeks	Cut Tape $0.53 $0.377 $0.337 $0.293 View Reel $0.237 $0.272 $0.259 $0.249 $0.237 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Boost, Flyback, Forward	1 Output	500 kHz	50 %		4.9 V to 5.1 V	1 A	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Reel, Cut Tape, MouseReel