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STMicroelectronics Switching Controllers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) 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: ¥159.5 4,210In Stock	Mfr. Part # UC3844BD1 Mouser Part # 511-UC3844BD1	STMicroelectronics	Switching Controllers PWM CONTROLLER Learn More about STMicroelectronics stm standard products	Datasheet	4,210In Stock	¥159.5 ¥114.4 ¥105 ¥90.7 View ¥85.4 ¥81.2 ¥78.6 ¥74.9 ¥71.1	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: ¥224.2 3,573In Stock	Mfr. Part # UC3844BN Mouser Part # 511-UC3844BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	3,573In Stock	¥224.2 ¥161.3 ¥145 ¥127.7 View ¥119.4 ¥114.3 ¥110.6 ¥101.7 ¥83.7	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: ¥215.9 1,423In Stock NRND	Mfr. Part # A6727TR Mouser Part # 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 ¥215.9 ¥156.5 ¥141.5 ¥125.4 Reel ¥102.6 View ¥117.6 ¥112.9 ¥100.5 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: ¥441.8 99In Stock 1,000Expected 7/9/2027	Mfr. Part # L5991AD Mouser Part # 511-L5991AD	STMicroelectronics	Switching Controllers Prog Current Mode	Datasheet	99In Stock 1,000Expected 7/9/2027	¥441.8 ¥330.5 ¥284 ¥272.4 View ¥249.2 ¥237.5 ¥224.2 ¥219.3 ¥214.3	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: ¥285.7 155In Stock 5,000Expected 7/30/2027	Mfr. Part # SG3524P013TR Mouser Part # 511-SG3524P013TR	STMicroelectronics	Switching Controllers Regulated Volt Mode	Datasheet	155In Stock 5,000Expected 7/30/2027	Cut Tape ¥285.7 ¥225.9 ¥204.3 ¥182.7 View Reel ¥153.8 ¥172.7 ¥164.8 ¥164.4 ¥153.8 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: ¥249.2 144In Stock 2,000Expected 4/9/2027	Mfr. Part # UC2842BD1 Mouser Part # 511-UC2842BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	144In Stock 2,000Expected 4/9/2027	¥249.2 ¥181 ¥163.9 ¥141.5 View ¥132.2 ¥128.2 ¥122.1	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: ¥297.3 1,191In Stock	Mfr. Part # UC2843BD1 Mouser Part # 511-UC2843BD1	STMicroelectronics	Switching Controllers PWM CONTROLLER Learn More about STMicroelectronics stm standard products	Datasheet	1,191In Stock	¥297.3 ¥219.3 ¥199.3 ¥177.7 View ¥164.4 ¥160 ¥154.8 ¥143.8 ¥141.4	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: ¥182.7 1,803In Stock 2,500Expected 12/25/2026	Mfr. Part # UC2844BD1013TR Mouser Part # 511-UC2844BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	1,803In Stock 2,500Expected 12/25/2026	Cut Tape ¥182.7 ¥131.7 ¥119.1 ¥105.1 Reel ¥86.2 View ¥98.3 ¥94.3 ¥92 ¥82.7 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: ¥209.3 282In Stock 4,000Expected 7/23/2027	Mfr. Part # UC3842BD1 Mouser Part # 511-UC3842BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	282In Stock 4,000Expected 7/23/2027	¥209.3 ¥152.1 ¥137.7 ¥121.8 View ¥112.9 ¥109.6 ¥105 ¥95	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: ¥164.4 2,022In Stock	Mfr. Part # UC3842BD1013TR Mouser Part # 511-UC3842BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	2,022In Stock	Cut Tape ¥164.4 ¥118.1 ¥106.6 ¥93.8 Reel ¥77.7 View ¥87.7 ¥84 ¥81.6 ¥75.9 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: ¥307.3 1,241In Stock	Mfr. Part # UC3843BD1 Mouser Part # 511-UC3843BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	1,241In Stock	¥307.3 ¥225.9 ¥206 ¥182.7 View ¥171.1 ¥165.4 ¥165.1 ¥154.5 ¥151.2	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: ¥104.6 5,181In Stock 5,000Expected 7/30/2027	Mfr. Part # UC3844BD1013TR Mouser Part # 511-UC3844BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	5,181In Stock 5,000Expected 7/30/2027	Cut Tape ¥104.6 ¥72.1 ¥64.3 ¥56 Reel ¥39 View ¥51.8 ¥43.2 ¥41.4 ¥37.4 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: ¥282.4 363In Stock 2,000Expected 11/20/2026	Mfr. Part # UC3845BD1 Mouser Part # 511-UC3845BD1	STMicroelectronics	Switching Controllers PWM CONTROLLER Learn More about STMicroelectronics stm standard products	Datasheet	363In Stock 2,000Expected 11/20/2026	¥282.4 ¥207.6 ¥189.4 ¥167.8 View ¥156.1 ¥151.8 ¥146.8 ¥133.9 ¥131.2	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: ¥204.3 1,998In Stock	Mfr. Part # UC3845BN Mouser Part # 511-UC3845BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	1,998In Stock	¥204.3 ¥146.7 ¥132 ¥116.1 View ¥108.5 ¥104 ¥100.7 ¥77.4 ¥76.1	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: ¥607.9 444In Stock NRND	Mfr. Part # L6599D Mouser Part # 511-L6599D NRND	STMicroelectronics	Switching Controllers Hi Vltg resonant Controller	Datasheet	444In Stock	¥607.9 ¥456.8 ¥406.9 ¥377 View ¥357.1 ¥347.1 ¥328.9 ¥318.9 ¥315.6	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: ¥712.6 129In Stock NRND	Mfr. Part # VIPERGAN100TR Mouser Part # 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 ¥712.6 ¥549.8 ¥508.3 ¥465.1 View Reel ¥408.6 ¥455.1 ¥440.2 ¥426.9 ¥421.9 ¥408.6 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: ¥509.9 28,645On Order	Mfr. Part # SG2525AP013TR Mouser Part # 511-SG2525AP013TR	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	28,645On Order On Order Ship Dates Mfr. #: SG2525AP013TR Stock: 0 On Order: 16,145 Expected 4/9/2027 12,500 Expected 6/4/2027 Factory Lead-Time: 52 Weeks	Cut Tape ¥509.9 ¥382 ¥348.8 ¥304 View Reel ¥254.1 ¥287.4 ¥282.4 ¥274.1 ¥254.1 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: ¥754.1 5,799Expected 9/17/2027 New Product	Mfr. Part # VNF1248FTR Mouser Part # 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 9/17/2027	Cut Tape ¥754.1 ¥579.7 ¥524.9 ¥475 ¥451.8 Reel ¥410.3 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: ¥325.6 2,491On Order	Mfr. Part # HVLED101TR Mouser Part # 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 ¥325.6 ¥240.8 ¥219.3 ¥196 View Reel ¥165.4 ¥184.4 ¥177.7 ¥165.4 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: ¥335.5 2,499Expected 6/18/2027	Mfr. Part # L6566BTR Mouser Part # 511-L6566BTR	STMicroelectronics	Switching Controllers MultiMode Controller for SMPS	Datasheet	2,499Expected 6/18/2027	Cut Tape ¥335.5 ¥269.1 ¥229.2 ¥206 View Reel ¥176.1 ¥194.3 ¥187.7 ¥186 ¥176.1 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: ¥375.4 4,998Expected 1/29/2027	Mfr. Part # L6599ADTR Mouser Part # 511-L6599ADTR	STMicroelectronics	Switching Controllers Hi-Volt resonant controller	Datasheet	4,998Expected 1/29/2027	Cut Tape ¥375.4 ¥285.7 ¥264.1 ¥240.8 View Reel ¥206 ¥227.6 ¥220.9 ¥206 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: ¥295.7 7,500Expected 9/17/2027	Mfr. Part # TSM108IDT Mouser Part # 511-TSM108IDT	STMicroelectronics	Switching Controllers Voltage/Current Cont	Datasheet	7,500Expected 9/17/2027	Cut Tape ¥295.7 ¥215.9 ¥196 ¥174.4 View Reel ¥147.7 ¥163.6 ¥157.5 ¥156 ¥147.7 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: ¥139.5 17,500On Order	Mfr. Part # UC2845BD1013TR Mouser Part # 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. #: UC2845BD1013TR Stock: 0 On Order: 5,000 Expected 11/2/2026 5,000 Expected 1/15/2027 7,500 Expected 4/30/2027 Factory Lead-Time: 52 Weeks	Cut Tape ¥139.5 ¥98.3 ¥88.4 ¥77.2 View Reel ¥63.5 ¥71.9 ¥68.8 ¥66.3 ¥63.5 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: ¥88 17,500On Order	Mfr. Part # UC3843BD1013TR Mouser Part # 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. #: UC3843BD1013TR Stock: 0 On Order: 5,000 Expected 4/9/2027 12,500 Expected 7/2/2027 Factory Lead-Time: 52 Weeks	Cut Tape ¥88 ¥64.3 ¥57.5 ¥50 View Reel ¥39 ¥46.3 ¥44.2 ¥42.4 ¥39 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: ¥88 7,500On Order	Mfr. Part # UC3845BD1013TR Mouser Part # 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. #: UC3845BD1013TR Stock: 0 On Order: 2,500 Expected 2/26/2027 5,000 Expected 3/12/2027 Factory Lead-Time: 52 Weeks	Cut Tape ¥88 ¥62.6 ¥56 ¥48.7 View Reel ¥39.4 ¥45.2 ¥43 ¥41.4 ¥39.4 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

DFN-6
HTSSOP EP
PDIP-16
PDIP-8
QFN-23
QFN-32
QFN32L
QFN-6
QFPN-32
SO-16
SO-16N
SO-16 N
SOIC-14
SOIC-16
SOIC-8
SOIC-Narrow-16
SO N
SO-Narrow-16
SOP-14
VFQFN-16