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Switching Controllers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) 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: Rp17.612 4.224In Stock	Mfr. Part No. UC3844BD1 Mouser Part No 511-UC3844BD1	STMicroelectronics	Switching Controllers PWM CONTROLLER Learn More about STMicroelectronics stm standard products	Datasheet	4.224In Stock	Rp17.612 Rp12.604 Rp11.375 Rp9.999 View Rp9.246 Rp8.953 Rp8.678 Rp7.669 Rp7.559	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: Rp22.199 3.575In 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	3.575In Stock	Rp22.199 Rp15.961 Rp14.365 Rp12.640 View Rp11.815 Rp11.319 Rp10.953 Rp10.457 Rp9.246	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: Rp23.850 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 Rp23.850 Rp17.282 Rp15.631 Rp13.851 Reel Rp11.338 View Rp12.989 Rp12.475 Rp11.099 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: Rp48.800 151In Stock 1.000Expected 23/04/2027	Mfr. Part No. L5991AD Mouser Part No 511-L5991AD	STMicroelectronics	Switching Controllers Prog Current Mode	Datasheet	151In Stock 1.000Expected 23/04/2027	Rp48.800 Rp36.509 Rp31.372 Rp30.087 View Rp27.519 Rp26.235 Rp24.767 Rp24.217 Rp23.666	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 Prog Current Mode L5991AD13TR STMicroelectronics 1: Rp50.452 136In Stock 2.500Expected 02/10/2026	Mfr. Part No. L5991AD13TR Mouser Part No 511-L5991AD13TR	STMicroelectronics	Switching Controllers Prog Current Mode	Datasheet	136In Stock 2.500Expected 02/10/2026	Cut Tape Rp50.452 Rp37.609 Rp34.307 Rp30.821 Reel Rp25.134 View Rp28.987 Rp28.069 Rp26.785 Rp24.584 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Boost, Flyback	1 Output	1 MHz	93 %		5.075 V	1.5 A	- 40 C	+ 150 C	SMD/SMT	SOIC-16		Reel, Cut Tape, MouseReel
Switching Controllers Hi-Volt resonant controller L6599ADTR STMicroelectronics 1: Rp43.847 30In Stock 5.000On Order	Mfr. Part No. L6599ADTR Mouser Part No 511-L6599ADTR	STMicroelectronics	Switching Controllers Hi-Volt resonant controller	Datasheet	30In Stock 5.000On Order On Order Ship Dates Mfr. No: L6599ADTR Stock: 30 Can Dispatch Immediately On Order: 2.500 Expected 29/01/2027 2.500 Expected 12/02/2027 Factory Lead Time: 38 Weeks	Cut Tape Rp43.847 Rp32.656 Rp29.721 Rp26.602 View Reel Rp22.749 Rp25.134 Rp24.400 Rp22.749 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 Mode w/Sync SG2525AP STMicroelectronics 1: Rp80.722 426In Stock 1.000Expected 05/10/2026	Mfr. Part No. SG2525AP Mouser Part No 511-SG2525AP	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	426In Stock 1.000Expected 05/10/2026	Rp80.722 Rp61.092 Rp54.671 Rp50.818 View Rp48.250 Rp47.333 Rp42.563 Rp40.361 Rp39.994	Min.: 1 Mult.: 1	Push-Pull	2 Output	100 Hz to 400 kHz	49 %		5.1 V	500 mA	- 25 C	+ 85 C	SMD/SMT	SOIC-16		Tube
Switching Controllers Voltage Mode w/Sync SG2525AP013TR STMicroelectronics 1: Rp53.387 93In Stock 30.000On Order	Mfr. Part No. SG2525AP013TR Mouser Part No 511-SG2525AP013TR	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	93In Stock 30.000On Order On Order Ship Dates Mfr. No: SG2525AP013TR Stock: 93 Can Dispatch Immediately On Order: 12.500 Expected 19/02/2027 17.500 Expected 19/03/2027 Factory Lead Time: 52 Weeks	Cut Tape Rp53.387 Rp39.811 Rp36.509 Rp32.656 View Reel Rp28.069 Rp31.005 Rp30.271 Rp28.069 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 0.5mA Current Mode UC2842BD1 STMicroelectronics 1: Rp27.519 90In Stock 2.000Expected 29/01/2027	Mfr. Part No. UC2842BD1 Mouser Part No 511-UC2842BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	90In Stock 2.000Expected 29/01/2027	Rp27.519 Rp19.997 Rp18.108 Rp15.631 View Rp14.603 Rp14.090 Rp13.998 Rp13.484	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: Rp32.839 1.197In Stock	Mfr. Part No. UC2843BD1 Mouser Part No 511-UC2843BD1	STMicroelectronics	Switching Controllers PWM CONTROLLER Learn More about STMicroelectronics stm standard products	Datasheet	1.197In Stock	Rp32.839 Rp24.217 Rp22.015 Rp19.630 View Rp18.163 Rp17.667 Rp17.098 Rp15.337 Rp15.319	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: Rp20.181 1.828In Stock 2.500Expected 19/02/2027	Mfr. Part No. UC2844BD1013TR Mouser Part No 511-UC2844BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	1.828In Stock 2.500Expected 19/02/2027	Cut Tape Rp20.181 Rp14.548 Rp13.154 Rp11.613 Reel Rp8.990 View Rp10.861 Rp10.421 Rp10.164 Rp8.806 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 UC2844BN STMicroelectronics 1: Rp25.134 105In Stock 2.000Expected 14/10/2026	Mfr. Part No. UC2844BN Mouser Part No 511-UC2844BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	105In Stock 2.000Expected 14/10/2026	Rp25.134 Rp18.236 Rp15.502 Rp14.769 View Rp13.833 Rp13.283 Rp12.769 Rp12.310	Min.: 1 Mult.: 1	Boost, Flyback, Forward	1 Output	500 kHz	50 %		4.95 V to 5.05 V	1 A	- 40 C	+ 150 C	Through Hole	PDIP-8		Tube
Switching Controllers 0.5mA Current Mode UC3842BD1 STMicroelectronics 1: Rp23.116 2.178In Stock	Mfr. Part No. UC3842BD1 Mouser Part No 511-UC3842BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	2.178In Stock	Rp23.116 Rp16.805 Rp15.209 Rp13.448 View Rp12.475 Rp12.108 Rp11.595 Rp11.264 Rp10.347	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 UC3843BD1 STMicroelectronics 1: Rp27.886 1.354In 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	1.354In Stock	Rp27.886 Rp21.281 Rp19.814 Rp18.071 View Rp17.245 Rp16.842 Rp16.566 Rp16.548	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: Rp10.274 5.343In Stock 5.000On Order	Mfr. Part No. UC3844BD1013TR Mouser Part No 511-UC3844BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	5.343In Stock 5.000On Order	Cut Tape Rp10.274 Rp7.118 Rp6.366 Rp5.540 View Reel Rp4.862 Rp5.137 Rp4.880 Rp4.862 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: Rp31.188 387In Stock 2.000Expected 01/01/2027	Mfr. Part No. UC3845BD1 Mouser Part No 511-UC3845BD1	STMicroelectronics	Switching Controllers PWM CONTROLLER Learn More about STMicroelectronics stm standard products	Datasheet	387In Stock 2.000Expected 01/01/2027	Rp31.188 Rp22.933 Rp20.914 Rp18.529 View Rp17.245 Rp16.768 Rp16.218 Rp14.493	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: Rp22.566 2.042In 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	2.042In Stock	Rp22.566 Rp16.200 Rp14.585 Rp12.824 View Rp11.980 Rp11.485 Rp11.118 Rp8.549 Rp8.366	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: Rp67.146 468In Stock NRND	Mfr. Part No. L6599D Mouser Part No 511-L6599D NRND	STMicroelectronics	Switching Controllers Hi Vltg resonant Controller	Datasheet	468In Stock	Rp67.146 Rp50.452 Rp44.948 Rp41.645 View Rp39.444 Rp38.343 Rp36.325 Rp35.224 Rp34.857	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: Rp78.704 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 Rp78.704 Rp60.725 Rp56.139 Rp51.369 View Reel Rp45.131 Rp50.268 Rp48.617 Rp47.149 Rp46.599 Rp45.131 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 Current-Mode Pri Cnt L6565DTR STMicroelectronics 1: Rp19.447 64.949Expected 22/10/2026	Mfr. Part No. L6565DTR Mouser Part No 511-L6565DTR	STMicroelectronics	Switching Controllers Current-Mode Pri Cnt	Datasheet	64.949Expected 22/10/2026	Cut Tape Rp19.447 Rp13.961 Rp12.604 Rp11.099 View Reel Rp8.696 Rp10.384 Rp9.650 Rp9.356 Rp8.696 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Flyback	1 Output	70 kHz			5.5 V	4.5 mA	- 40 C	+ 150 C	SMD/SMT	SOIC-8		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: Rp83.291 5.799Expected 13/08/2027 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 13/08/2027	Cut Tape Rp83.291 Rp64.028 Rp57.973 Reel Rp57.973 MouseReel Available	Min.: 1 Mult.: 1 Max.: 50 : 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 MultiMode Controller for SMPS L6566BTR STMicroelectronics 1: Rp35.775 2.499Expected 06/08/2027	Mfr. Part No. L6566BTR Mouser Part No 511-L6566BTR	STMicroelectronics	Switching Controllers MultiMode Controller for SMPS	Datasheet	2.499Expected 06/08/2027	Cut Tape Rp35.775 Rp26.418 Rp24.033 Rp21.465 View Reel Rp18.199 Rp20.181 Rp19.630 Rp19.447 Rp18.199 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 Voltage/Current Cont TSM108IDT STMicroelectronics 1: Rp32.656 7.500Expected 09/07/2027	Mfr. Part No. TSM108IDT Mouser Part No 511-TSM108IDT	STMicroelectronics	Switching Controllers Voltage/Current Cont	Datasheet	7.500Expected 09/07/2027	Cut Tape Rp32.656 Rp23.850 Rp21.648 Rp19.263 View Reel Rp16.310 Rp18.071 Rp17.392 Rp17.227 Rp16.310 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: Rp15.411 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 20/11/2026 5.000 Expected 26/03/2027 7.500 Expected 09/07/2027 Factory Lead Time: 52 Weeks	Cut Tape Rp15.411 Rp10.861 Rp9.760 Rp8.531 View Reel Rp7.008 Rp7.944 Rp7.595 Rp7.320 Rp7.008 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: Rp10.274 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 26/03/2027 12.500 TBD Factory Lead Time: 52 Weeks	Cut Tape Rp10.274 Rp7.100 Rp6.348 Rp5.522 View Reel Rp4.385 Rp5.119 Rp4.880 Rp4.678 Rp4.385 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