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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	Packaging
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 non-complementary active clamp flyback convert SRK1004ETR STMicroelectronics 1: ¥161.1 972In Stock New Product	Mfr. Part # SRK1004ETR Mouser Part # 511-SRK1004ETR New Product	STMicroelectronics	Switching Controllers Synchronous rectifier controller non-complementary active clamp flyback convert Learn More about STMicroelectronics st srk1004 synchronous rectifier controllers	Datasheet	972In Stock	Cut Tape ¥161.1 ¥115.3 ¥104 ¥91.5 Reel ¥75.2 View ¥85.5 ¥81.9 ¥79.4 ¥73.4 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Flyback	1 Output	500 kHz				25 mA	- 40 C	+ 125 C	SMD/SMT	DFN-6	Reel, Cut Tape, MouseReel
Switching Controllers Synchronous rectifier controller non-complementary active clamp flyback convert SRK1004FTR STMicroelectronics 1: ¥161.1 802In Stock New Product	Mfr. Part # SRK1004FTR Mouser Part # 511-SRK1004FTR New Product	STMicroelectronics	Switching Controllers Synchronous rectifier controller non-complementary active clamp flyback convert Learn More about STMicroelectronics st srk1004 synchronous rectifier controllers	Datasheet	802In Stock	Cut Tape ¥161.1 ¥115.3 ¥104 ¥91.5 Reel ¥75.2 View ¥85.5 ¥81.9 ¥79.4 ¥73.4 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Flyback	1 Output	500 kHz				25 mA	- 40 C	+ 125 C	SMD/SMT	DFN-6	Reel, Cut Tape, MouseReel
Switching Controllers Active clamp flyback controller STACF01BTR STMicroelectronics 1: ¥294 980In Stock New Product	Mfr. Part # STACF01BTR Mouser Part # 511-STACF01BTR New Product	STMicroelectronics	Switching Controllers Active clamp flyback controller Learn More about STMicroelectronics st stacf01 active clamp feedback controller	Datasheet	980In Stock	Cut Tape ¥294 ¥220.9 ¥202.6 ¥181 Reel ¥154 View ¥174.4 ¥151.2 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Flyback	1 Output	500 kHz		5.25 V to 6.64 V			- 40 C	+ 150 C	SMD/SMT	QFN-23	Reel, Cut Tape, MouseReel
Switching Controllers Resonant half bridge controller STNRG599ATR STMicroelectronics 1: ¥317.3 559In 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	559In 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 317In 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	317In Stock	Cut Tape ¥471.7 ¥358.8 ¥330.5 ¥297.3 Reel ¥254.1 View ¥289 ¥284 ¥270.7 ¥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 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 Synchronous rectifier controller for non-complementary active clamp flyback converter SRK1004DTR STMicroelectronics 1: ¥144.5 5,891In 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	5,891In 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 Current-Mode Pri Cnt L6565DTR STMicroelectronics 1: ¥166.1 41,530In Stock 35,000On Order	Mfr. Part # L6565DTR Mouser Part # 511-L6565DTR	STMicroelectronics	Switching Controllers Current-Mode Pri Cnt	Datasheet	41,530In Stock 35,000On Order	Cut Tape ¥166.1 ¥119.3 ¥107.6 ¥94.8 View Reel ¥82.4 ¥88.7 ¥85 ¥82.6 ¥82.4 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 Synchronous rectifier controller for non-complementary active clamp flyback converter SRK1004CTR STMicroelectronics 1: ¥156.1 1,755In Stock 6,000Expected 10/29/2026	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	1,755In Stock 6,000Expected 10/29/2026	Cut Tape ¥156.1 ¥112.3 ¥101.2 ¥88.9 View Reel ¥73.6 ¥83.1 ¥79.6 ¥77.1 ¥73.6 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 MULTIMODE CONTROLLER SMPS 8V 3 mA L6566BHTR STMicroelectronics 1: ¥323.9 1,895In Stock 5,000Expected 6/18/2027	Mfr. Part # L6566BHTR Mouser Part # 511-L6566BHTR	STMicroelectronics	Switching Controllers MULTIMODE CONTROLLER SMPS 8V 3 mA	Datasheet	1,895In Stock 5,000Expected 6/18/2027	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
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 Sgl Output 13.3 V 200 KHz SOIC-16 Nrw L6599ATD STMicroelectronics 1: ¥1,028.2 825In Stock	Mfr. Part # L6599ATD Mouser Part # 511-L6599ATD	STMicroelectronics	Switching Controllers Sgl Output 13.3 V 200 KHz SOIC-16 Nrw	Datasheet	825In Stock	¥1,028.2 ¥782.3 ¥702.6 ¥661.1 View ¥631.2 ¥612.9 ¥563.1 ¥553.1 Quote	Min.: 1 Mult.: 1	Half Bridge	1 Output	500 kHz	52 %		13.3 V	700 mA	- 40 C	+ 150 C	SMD/SMT	SOIC-Narrow-16	Tube
Switching Controllers Voltage Mode w/Sync SG2525AN STMicroelectronics 1: ¥405.3 2,082In Stock	Mfr. Part # SG2525AN Mouser Part # 511-SG2525AN	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	2,082In 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 Voltage Mode w/Sync SG2525AP STMicroelectronics 1: ¥730.8 963In Stock	Mfr. Part # SG2525AP Mouser Part # 511-SG2525AP	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	963In Stock	¥730.8 ¥553.1 ¥495 ¥460.1 View ¥436.8 ¥428.5 ¥418.6 ¥377 ¥372.1	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 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: ¥450.1 2,631In Stock	Mfr. Part # SG3525AN Mouser Part # 511-SG3525AN	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	2,631In Stock	¥450.1 ¥333.9 ¥305.6 ¥274.1 View ¥259.1 ¥249.2 ¥237.5 ¥234.2 ¥227.6	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 1,931In Stock 2,000Expected 10/30/2026	Mfr. Part # SG3525AP Mouser Part # 511-SG3525AP	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	1,931In Stock 2,000Expected 10/30/2026	¥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 2,923In Stock	Mfr. Part # UC2842BD1013TR Mouser Part # 511-UC2842BD1013TR	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	2,923In 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 ¥79.6 ¥76.1	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 4,656In Stock	Mfr. Part # UC2845BD1 Mouser Part # 511-UC2845BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	4,656In Stock	¥227.6 ¥165.9 ¥150.5 ¥133.4 View ¥123.7 ¥120.3 ¥115.6 ¥108.5	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 4,748In Stock	Mfr. Part # UC3842BN Mouser Part # 511-UC3842BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	4,748In Stock	¥167.8 ¥117.6 ¥105.5 ¥92.2 View ¥85.7 ¥81.9 ¥78.7 ¥75.2 ¥68.6	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 3,490In Stock	Mfr. Part # UC3843BN Mouser Part # 511-UC3843BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	3,490In Stock	¥186 ¥133.4 ¥120.1 ¥105.6 View ¥98.7 ¥94.5 ¥91.5 ¥82.4 ¥80.7	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

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