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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	Output Voltage	Output Current	Minimum Operating Temperature	Maximum Operating Temperature	Mounting Style	Package / Case	Qualification	Packaging
Switching Controllers Resonant half bridge controller STNRG599ATR STMicroelectronics 1: ¥317.3 557In Stock New Product	Mfr. Part # STNRG599ATR Mouser Part # 511-STNRG599ATR New Product	STMicroelectronics	Switching Controllers Resonant half bridge controller Learn More about STMicroelectronics st stnrg599 resonant half bridge controller	Datasheet	557In Stock	Cut Tape ¥317.3 ¥234.2 ¥214.3 ¥191 Reel ¥160.8 View ¥179.4 ¥172.7 ¥157.3	Min.: 1 Mult.: 1 : 2,500		1 Output	750 kHz	50 %		300 mA, 800 mA	- 40 C	+ 150 C	SMD/SMT	SO-16		Reel, Cut Tape
Switching Controllers Resonant half bridge controller STNRG599BTR STMicroelectronics 1: ¥317.3 563In Stock New Product	Mfr. Part # STNRG599BTR Mouser Part # 511-STNRG599BTR New Product	STMicroelectronics	Switching Controllers Resonant half bridge controller Learn More about STMicroelectronics st stnrg599 resonant half bridge controller	Datasheet	563In Stock	Cut Tape ¥317.3 ¥234.2 ¥214.3 ¥191 Reel ¥160.8 View ¥179.4 ¥172.7 ¥157.3	Min.: 1 Mult.: 1 : 2,500		1 Output	750 kHz	50 %		300 mA, 800 mA	- 40 C	+ 150 C	SMD/SMT	SO-16		Reel, Cut Tape
Switching Controllers Advanced quasi-resonant offline high voltage converter with E-mode GaN HEMT VIPERGAN65DTR STMicroelectronics 1: ¥471.7 292In Stock New Product	Mfr. Part # VIPERGAN65DTR Mouser Part # 511-VIPERGAN65DTR New Product	STMicroelectronics	Switching Controllers Advanced quasi-resonant offline high voltage converter with E-mode GaN HEMT Learn More about STMicroelectronics stm vipergan65 converter	Datasheet	292In Stock	Cut Tape ¥471.7 ¥358.8 ¥330.5 ¥297.3 Reel ¥255.8 View ¥289 ¥284 ¥275.7 ¥250.8 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Flyback	1 Output	330 kHz	50 %			- 40 C	+ 150 C	SMD/SMT	SO-16		Reel, Cut Tape, MouseReel
Switching Controllers Synchronous rectifier controller for non-complementary active clamp flyback converter SRK1004ATR STMicroelectronics 1: ¥144.5 5,844In Stock	Mfr. Part # SRK1004ATR Mouser Part # 511-SRK1004ATR	STMicroelectronics	Switching Controllers Synchronous rectifier controller for non-complementary active clamp flyback converter Learn More about STMicroelectronics st srk1004 synchronous rectifier controllers	Datasheet	5,844In Stock	Cut Tape ¥144.5 ¥105.3 ¥95.7 ¥85 Reel ¥74.6 View ¥83.1 ¥79.6 ¥77.1 ¥69.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Flyback	1 Output	500 kHz				- 40 C	+ 125 C	SMD/SMT	DFN-6		Reel, Cut Tape, MouseReel
Switching Controllers Synchronous rectifier controller for non-complementary active clamp flyback converter SRK1004CTR STMicroelectronics 1: ¥144.5 8,779In Stock	Mfr. Part # SRK1004CTR Mouser Part # 511-SRK1004CTR	STMicroelectronics	Switching Controllers Synchronous rectifier controller for non-complementary active clamp flyback converter Learn More about STMicroelectronics st srk1004 synchronous rectifier controllers	Datasheet	8,779In Stock	Cut Tape ¥144.5 ¥105.1 ¥95.5 ¥88.9 Reel ¥74.6 View ¥83.1 ¥79.6 ¥77.1 ¥72.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Flyback	1 Output	500 kHz				- 40 C	+ 125 C	SMD/SMT	DFN-6		Reel, Cut Tape, MouseReel
Switching Controllers Synchronous rectifier controller for non-complementary active clamp flyback converter SRK1004DTR STMicroelectronics 1: ¥144.5 5,886In Stock	Mfr. Part # SRK1004DTR Mouser Part # 511-SRK1004DTR	STMicroelectronics	Switching Controllers Synchronous rectifier controller for non-complementary active clamp flyback converter Learn More about STMicroelectronics st srk1004 synchronous rectifier controllers	Datasheet	5,886In Stock	Cut Tape ¥144.5 ¥105.1 ¥95.5 ¥88.9 Reel ¥74.6 View ¥83.1 ¥79.6 ¥77.1 ¥69.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Flyback	1 Output	500 kHz				- 40 C	+ 125 C	SMD/SMT	DFN-6		Reel, Cut Tape, MouseReel
Switching Controllers Adaptive synchronous rectification controller for flyback converter SRK1001 STMicroelectronics 1: ¥332.2 865In Stock NRND	Mfr. Part # SRK1001 Mouser Part # 511-SRK1001 NRND	STMicroelectronics	Switching Controllers Adaptive synchronous rectification controller for flyback converter	Datasheet	865In Stock	¥332.2 ¥245.8 ¥224.2 ¥199.3 View ¥187.7 ¥181 ¥174.4 ¥169.4 ¥164.1	Min.: 1 Mult.: 1	Flyback	1 Output	300 kHz		2 V	600 mA	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Tube
Switching Controllers Synchronous rectifier controller for non-complementary active clamp flyback converter SRK1004BTR STMicroelectronics 1: ¥144.5 5,997In Stock	Mfr. Part # SRK1004BTR Mouser Part # 511-SRK1004BTR	STMicroelectronics	Switching Controllers Synchronous rectifier controller for non-complementary active clamp flyback converter Learn More about STMicroelectronics st srk1004 synchronous rectifier controllers	Datasheet	5,997In Stock	Cut Tape ¥144.5 ¥105.3 ¥95.7 ¥85 Reel ¥74.6 View ¥83.1 ¥79.6 ¥77.1 ¥69.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Flyback	1 Output	500 kHz				- 40 C	+ 125 C	SMD/SMT	DFN-6		Reel, Cut Tape, MouseReel
Switching Controllers Current-Mode Pri Cnt L6565D STMicroelectronics 1: ¥254.1 3,010In Stock	Mfr. Part # L6565D Mouser Part # 511-L6565D	STMicroelectronics	Switching Controllers Current-Mode Pri Cnt	Datasheet	3,010In Stock	¥254.1 ¥191 ¥177.7 ¥157.6 View ¥150.3 ¥146.2 ¥144 ¥140.7	Min.: 1 Mult.: 1	Flyback	1 Output	70 kHz		5.5 V	4.5 mA	- 40 C	+ 150 C	SMD/SMT	SOIC-8		Tube
Switching Controllers Current-Mode Pri Cnt L6565DTR STMicroelectronics 1: ¥171.1 309In Stock 80,000On Order	Mfr. Part # L6565DTR Mouser Part # 511-L6565DTR	STMicroelectronics	Switching Controllers Current-Mode Pri Cnt	Datasheet	309In Stock 80,000On Order	Cut Tape ¥171.1 ¥123.1 ¥111 ¥102.5 Reel ¥86.5 View ¥95.8 ¥91.9 ¥89.2 ¥84.7 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 PWM CONTROLLER ZVS HALF-BRIDGE L6591TR STMicroelectronics 1: ¥544.8 1,775In Stock	Mfr. Part # L6591TR Mouser Part # 511-L6591TR	STMicroelectronics	Switching Controllers PWM CONTROLLER ZVS HALF-BRIDGE	Datasheet	1,775In Stock	Cut Tape ¥544.8 ¥408.6 ¥375.4 ¥337.2 Reel ¥289 View ¥320.6 ¥315.6 ¥307.3 ¥284 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Half Bridge	1 Output	180 kHz	50 %	5 V	1 mA	- 40 C	+ 150 C	SMD/SMT	SO-16N		Reel, Cut Tape, MouseReel
Switching Controllers Voltage Mode w/Sync SG2525AN STMicroelectronics 1: ¥405.3 2,018In Stock	Mfr. Part # SG2525AN Mouser Part # 511-SG2525AN	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	2,018In Stock	¥405.3 ¥302.3 ¥275.7 ¥247.5 View ¥232.5 ¥224.2 ¥215.9 ¥209.3 ¥204.3	Min.: 1 Mult.: 1	Push-Pull	2 Output	500 kHz	49 %	5.1 V	500 mA	- 25 C	+ 85 C	Through Hole	PDIP-16		Tube
Switching Controllers Regulated Volt Mode SG3524P STMicroelectronics 1: ¥284 2,868In Stock	Mfr. Part # SG3524P Mouser Part # 511-SG3524P	STMicroelectronics	Switching Controllers Regulated Volt Mode	Datasheet	2,868In Stock	¥284 ¥207.6 ¥177.7 ¥169.4 View ¥158 ¥152 ¥151 ¥144.7 ¥138.4	Min.: 1 Mult.: 1	Push-Pull	2 Output	300 kHz	45 %	18 V	100 mA	0 C	+ 70 C	SMD/SMT	SOIC-16		Tube
Switching Controllers Voltage Mode w/Sync SG3525AN STMicroelectronics 1: ¥481.7 2,614In Stock	Mfr. Part # SG3525AN Mouser Part # 511-SG3525AN	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	2,614In Stock	¥481.7 ¥362.1 ¥328.9 ¥295.7 View ¥279 ¥270.7 ¥259.1 ¥254.1 ¥242.5	Min.: 1 Mult.: 1	Push-Pull	2 Output	500 kHz	49 %	5.1 V	500 mA	0 C	+ 70 C	Through Hole	PDIP-16		Tube
Switching Controllers Voltage Mode w/Sync SG3525AP STMicroelectronics 1: ¥588 3,884In Stock	Mfr. Part # SG3525AP Mouser Part # 511-SG3525AP	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	3,884In Stock	¥588 ¥440.2 ¥393.7 ¥363.8 View ¥343.8 ¥333.9 ¥318.9 ¥310.6 ¥290.7	Min.: 1 Mult.: 1	Push-Pull	2 Output	400 kHz	49 %	5.1 V	500 mA	0 C	+ 70 C	SMD/SMT	SOIC-16		Tube
Switching Controllers 0.5mA Current Mode UC2842BD1013TR STMicroelectronics 1: ¥227.6 2,873In Stock	Mfr. Part # UC2842BD1013TR Mouser Part # 511-UC2842BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	2,873In Stock	Cut Tape ¥227.6 ¥165.4 ¥148.3 ¥131.1 Reel ¥109.3 View ¥122.9 ¥117.9 ¥112.6 ¥106.3 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	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		Reel, Cut Tape, MouseReel
Switching Controllers 0.5mA Current Mode UC2843BN STMicroelectronics 1: ¥174.4 3,772In Stock	Mfr. Part # UC2843BN Mouser Part # 511-UC2843BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	3,772In Stock	¥174.4 ¥125.4 ¥106 ¥99.8 View ¥93.5 ¥89.7 ¥86.4 ¥81.6 ¥79.1	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	Through Hole	PDIP-8		Tube
Switching Controllers 0.5mA Current Mode UC2845BD1 STMicroelectronics 1: ¥227.6 4,651In Stock	Mfr. Part # UC2845BD1 Mouser Part # 511-UC2845BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	4,651In Stock	¥227.6 ¥165.9 ¥150.5 ¥133.4 View ¥123.7 ¥120.3 ¥118.4 ¥114.1 ¥111.5	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	SMD/SMT	SOIC-8		Tube
Switching Controllers 0.5mA Current Mode UC3842BN STMicroelectronics 1: ¥167.8 4,746In Stock	Mfr. Part # UC3842BN Mouser Part # 511-UC3842BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	4,746In Stock	¥167.8 ¥117.6 ¥105.5 ¥92.2 View ¥85.7 ¥81.9 ¥78.7 ¥75.2 ¥67.1	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	Through Hole	PDIP-8		Tube
Switching Controllers 0.5mA Current Mode UC3843BN STMicroelectronics 1: ¥186 3,448In Stock	Mfr. Part # UC3843BN Mouser Part # 511-UC3843BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	3,448In Stock	¥186 ¥133.4 ¥120.1 ¥105.6 View ¥98.7 ¥94.5 ¥91.5 ¥77.7 ¥71.8	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	Through Hole	PDIP-8		Tube
Switching Controllers PWM CONTROLLER UC3844BD1 STMicroelectronics 1: ¥162.8 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	¥162.8 ¥116.4 ¥105 ¥92.4 View ¥85.4 ¥82.7 ¥79.7 ¥76.6 ¥74.6	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 3,561In Stock	Mfr. Part # UC3844BN Mouser Part # 511-UC3844BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	3,561In Stock	¥224.2 ¥161.3 ¥145 ¥127.7 View ¥119.4 ¥114.3 ¥110.6 ¥103.3 ¥85.9	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 ¥141.7 ¥125.4 Reel ¥105 View ¥117.6 ¥115.3 ¥113.3 ¥102.5 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 87In Stock 1,000Expected 7/9/2027	Mfr. Part # L5991AD Mouser Part # 511-L5991AD	STMicroelectronics	Switching Controllers Prog Current Mode	Datasheet	87In Stock 1,000Expected 7/9/2027	¥441.8 ¥330.5 ¥284 ¥260.8 View ¥250.8 ¥239.2 ¥232.5 ¥229.2 ¥224.2	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 MULTIMODE CONTROLLER SMPS 8V 3 mA L6566BHTR STMicroelectronics 1: ¥323.9 1,195In Stock 5,000Expected 4/30/2027	Mfr. Part # L6566BHTR Mouser Part # 511-L6566BHTR	STMicroelectronics	Switching Controllers MULTIMODE CONTROLLER SMPS 8V 3 mA	Datasheet	1,195In Stock 5,000Expected 4/30/2027	Cut Tape ¥323.9 ¥239.2 ¥217.6 ¥194.3 Reel ¥164.1 View ¥182.7 ¥176.1 ¥160.6 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Flyback	1 Output	10 kHz to 300 kHz	75 %	5 V	800 mA	- 40 C	+ 150 C	SMD/SMT	SO-Narrow-16		Reel, Cut Tape, MouseReel