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STMicroelectronics Switching Controllers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (TWD) 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 Voltage Mode w/Sync SG3525AP013TR STMicroelectronics 1: NT$81.02 14,617In Stock	Mfr. Part # SG3525AP013TR Mouser Part # 511-SG3525AP013TR	STMicroelectronics	Switching Controllers Voltage Mode w/Sync	Datasheet	14,617In Stock	Cut Tape NT$81.02 NT$60.23 NT$54.85 NT$49.11 Reel NT$39.08 View NT$46.25 NT$45.17 NT$43.38 NT$38.00 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Push-Pull	2 Output	100 Hz to 500 kHz	49 %		5.1 V	500 mA	0 C	+ 70 C	SMD/SMT	SOIC-16	Reel, Cut Tape, MouseReel
Switching Controllers Current-Mode Pri Cnt L6565N STMicroelectronics 1: NT$79.23 1,775In Stock	Mfr. Part # L6565N Mouser Part # 511-L6565N	STMicroelectronics	Switching Controllers Current-Mode Pri Cnt	Datasheet	1,775In Stock	NT$79.23 NT$58.79 NT$50.55 NT$48.04 View NT$45.17 NT$43.74 NT$41.94 NT$40.51 NT$39.44	Min.: 1 Mult.: 1	Flyback	1 Output	70 kHz			5.5 V	4.5 mA	- 40 C	+ 150 C	Through Hole	PDIP-8	Tube
Switching Controllers Ultra-extreme temperature range improved high volt resonant controller L6599AFD STMicroelectronics 1: NT$208.65 745In Stock	Mfr. Part # L6599AFD Mouser Part # 511-L6599AFD	STMicroelectronics	Switching Controllers Ultra-extreme temperature range improved high volt resonant controller	Datasheet	745In Stock	NT$208.65 NT$158.82 NT$141.97 NT$133.00 View NT$126.19 NT$122.25 NT$115.08 NT$112.21 Quote	Min.: 1 Mult.: 1	Half Bridge	1 Output	500 kHz	52 %		13.3 V	700 mA	- 50 C	+ 150 C	SMD/SMT	SOIC-16	Tube
Switching Controllers Voltage/Current Cont TSM101ACDT STMicroelectronics 1: NT$44.10 4,927In Stock	Mfr. Part # TSM101ACDT Mouser Part # 511-TSM101ACDT	STMicroelectronics	Switching Controllers Voltage/Current Cont	Datasheet	4,927In Stock	Cut Tape NT$44.10 NT$31.58 NT$28.43 NT$25.02 View Reel NT$19.57 NT$23.37 NT$22.41 NT$21.69 NT$19.57 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Flyback	1 Output	100 kHz			1.24 V to 32 V	15 mA	- 20 C	+ 80 C	SMD/SMT	SOIC-8	Reel, Cut Tape, MouseReel
Switching Controllers Prog Current Mode L5991AD13TR STMicroelectronics 1: NT$66.68 2,590In Stock	Mfr. Part # L5991AD13TR Mouser Part # 511-L5991AD13TR	STMicroelectronics	Switching Controllers Prog Current Mode	Datasheet	2,590In Stock	Cut Tape NT$66.68 NT$53.78 NT$50.91 NT$47.32 View Reel NT$44.45 NT$45.53 NT$44.81 NT$44.45 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 Prog Current Mode L5991D013TR STMicroelectronics 1: NT$92.49 1,138In Stock	Mfr. Part # L5991D013TR Mouser Part # 511-L5991D013TR	STMicroelectronics	Switching Controllers Prog Current Mode	Datasheet	1,138In Stock	Cut Tape NT$92.49 NT$68.83 NT$62.74 NT$56.28 Reel NT$49.47 View NT$53.42 NT$51.62 NT$49.47 NT$49.11 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 Current-Mode Pri Cnt L6565D STMicroelectronics 1: NT$65.25 3,160In Stock	Mfr. Part # L6565D Mouser Part # 511-L6565D	STMicroelectronics	Switching Controllers Current-Mode Pri Cnt	Datasheet	3,160In Stock	NT$65.25 NT$48.04 NT$43.74 NT$39.08 View NT$37.28 NT$35.03 NT$34.20 NT$32.73	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 Hi-Volt Resonant Controller L6599AD STMicroelectronics 1: NT$168.14 3,392In Stock	Mfr. Part # L6599AD Mouser Part # 511-L6599AD	STMicroelectronics	Switching Controllers Hi-Volt Resonant Controller	Datasheet	3,392In Stock	NT$168.14 NT$126.55 NT$113.64 NT$105.04 View NT$99.66 NT$98.95 NT$86.04 NT$83.53	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 0.5mA Current Mode UC2844BN STMicroelectronics 1: NT$36.93 2,197In Stock	Mfr. Part # UC2844BN Mouser Part # 511-UC2844BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	2,197In Stock	NT$36.93 NT$27.53 NT$25.02 NT$23.88 View NT$22.98 NT$21.65 NT$21.62	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 UC2845BN STMicroelectronics 1: NT$44.45 3,556In Stock	Mfr. Part # UC2845BN Mouser Part # 511-UC2845BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	3,556In Stock	NT$44.45 NT$32.19 NT$28.86 NT$25.92 View NT$25.20 NT$23.37 NT$22.59 NT$21.65 NT$21.44	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 Multimode Controller SMPS 800V <3mA L6566BH STMicroelectronics 1: NT$149.49 3,281In Stock	Mfr. Part # L6566BH Mouser Part # 511-L6566BH	STMicroelectronics	Switching Controllers Multimode Controller SMPS 800V <3mA	Datasheet	3,281In Stock	NT$149.49 NT$108.27 NT$98.59 NT$94.29 View NT$89.27 NT$86.40 NT$83.89 NT$81.38	Min.: 1 Mult.: 1	Flyback	1 Output	300 kHz	75 %		5 V	800 mA	- 40 C	+ 125 C	SMD/SMT	SOIC-Narrow-16	Tube
Switching Controllers Prog Current Mode L5991D STMicroelectronics 1: NT$81.74 1,495In Stock	Mfr. Part # L5991D Mouser Part # 511-L5991D	STMicroelectronics	Switching Controllers Prog Current Mode	Datasheet	1,495In Stock	NT$81.74 NT$68.12 NT$61.66 NT$57.36 View NT$54.49 NT$53.42 NT$50.55	Min.: 1 Mult.: 1	Boost, Flyback	1 Output	1 MHz	93 %		5.075 V	1.5 A	- 40 C	+ 150 C	SMD/SMT	SOIC-16	Tube
Switching Controllers PWM CONTROLLER ZVS HALF-BRIDGE L6591 STMicroelectronics 1: NT$222.27 675In Stock	Mfr. Part # L6591 Mouser Part # 511-L6591	STMicroelectronics	Switching Controllers PWM CONTROLLER ZVS HALF-BRIDGE	Datasheet	675In Stock	NT$222.27 NT$191.80 NT$176.02 NT$165.27 View NT$157.38 NT$152.72 NT$149.85 NT$148.78 Quote	Min.: 1 Mult.: 1	Half Bridge	1 Output	180 kHz	50 %		5 V	1 mA	- 40 C	+ 150 C	SMD/SMT	SO-16N	Tube
Switching Controllers 0.5mA Current Mode UC2844BD1 STMicroelectronics 1: NT$63.10 1,802In Stock 2,000On Order	Mfr. Part # UC2844BD1 Mouser Part # 511-UC2844BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	1,802In Stock 2,000On Order	NT$63.10 NT$47.32 NT$44.45 NT$35.81 View NT$34.20 NT$31.76 NT$31.01 NT$29.22 NT$29.15	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 UC2843BD1013TR STMicroelectronics 1: NT$24.02 2,420In Stock 2,500Expected 12/11/2026	Mfr. Part # UC2843BD1013TR Mouser Part # 511-UC2843BD	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	2,420In Stock 2,500Expected 12/11/2026	Cut Tape NT$24.02 NT$18.93 NT$17.67 NT$16.35 Reel NT$13.26 View NT$15.63 NT$14.52 NT$13.98 NT$12.91 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 HV converter embedding advanced quasi-resonant controller and 650V GAN HEMT VIPERGAN50TR STMicroelectronics 1: NT$117.95 3,823In Stock	Mfr. Part # VIPERGAN50TR Mouser Part # 511-VIPERGAN50TR	STMicroelectronics	Switching Controllers HV converter embedding advanced quasi-resonant controller and 650V GAN HEMT Learn More about STMicroelectronics stm vipergan50 converter	Datasheet	3,823In Stock	Cut Tape NT$117.95 NT$93.21 NT$81.74 NT$73.49 View Reel NT$63.10 NT$69.55 NT$67.40 NT$65.25 NT$64.17 NT$63.10 MouseReel Available	Min.: 1 Mult.: 1 : 4,000		1 Output						- 40 C	+ 150 C	SMD/SMT	QFN-6	Reel, Cut Tape, MouseReel
Switching Controllers 0.5mA Current Mode UC2842BN STMicroelectronics 1: NT$39.79 1,585In Stock	Mfr. Part # UC2842BN Mouser Part # 511-UC2842BN	STMicroelectronics	Switching Controllers 0.5mA Current Mode Learn More about STMicroelectronics stm standard products	Datasheet	1,585In Stock	NT$39.79 NT$28.72 NT$24.31 NT$22.91 View NT$21.44 NT$20.58 NT$19.86 NT$19.07 NT$18.61	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 Voltage/Current Cont TSM101CD STMicroelectronics 1: NT$30.83 1,178In Stock	Mfr. Part # TSM101CD Mouser Part # 511-TSM101CD	STMicroelectronics	Switching Controllers Voltage/Current Cont	Datasheet	1,178In Stock	NT$30.83 NT$21.62 NT$19.39 NT$16.92 View NT$15.77 NT$15.06 NT$14.48 NT$13.84 NT$13.73	Min.: 1 Mult.: 1	Flyback	1 Output	100 kHz			1.24 V to 32 V	15 mA	- 20 C	+ 80 C	SMD/SMT	SOIC-8	Tube
Switching Controllers Voltage/Current Cont TSM101AIDT STMicroelectronics 1: NT$39.79 52In Stock 20,000Expected 11/5/2026	Mfr. Part # TSM101AIDT Mouser Part # 511-TSM101AIDT	STMicroelectronics	Switching Controllers Voltage/Current Cont	Datasheet	52In Stock 20,000Expected 11/5/2026	Cut Tape NT$39.79 NT$28.57 NT$25.78 NT$22.76 View Reel NT$18.57 NT$21.29 NT$20.43 NT$19.90 NT$18.57 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Flyback	1 Output	100 kHz			1.24 V to 32 V	20 mA	- 40 C	+ 105 C	SMD/SMT	SOIC-8	Reel, Cut Tape, MouseReel
Switching Controllers Advanced quasi-resonant offline high voltage converter with E-mode GaN HEMT VIPERGAN65TR STMicroelectronics 1: NT$137.66 1,869In Stock NRND	Mfr. Part # VIPERGAN65TR Mouser Part # 511-VIPERGAN65TR NRND	STMicroelectronics	Switching Controllers Advanced quasi-resonant offline high voltage converter with E-mode GaN HEMT Learn More about STMicroelectronics stm vipergan65 converter	Datasheet	1,869In Stock	Cut Tape NT$137.66 NT$102.53 NT$95.00 NT$84.96 View Reel NT$71.34 NT$80.30 NT$78.51 NT$74.93 NT$71.70 NT$71.34 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 SMART CONTROLLER L6668TR STMicroelectronics 1: NT$85.32 2,387In Stock	Mfr. Part # L6668TR Mouser Part # 511-L6668TR	STMicroelectronics	Switching Controllers SMART CONTROLLER	Datasheet	2,387In Stock	Cut Tape NT$85.32 NT$63.45 NT$58.08 NT$51.98 Reel NT$44.10 View NT$49.11 NT$47.68 NT$45.89 NT$41.94 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Flyback	1 Output	100 kHz	75 %		5 V	800 mA	- 25 C	+ 150 C	SMD/SMT		Reel, Cut Tape, MouseReel
Switching Controllers No Rsense dual StepDwn Controller PM6680TR STMicroelectronics 1: NT$141.25 1,342In Stock	Mfr. Part # PM6680TR Mouser Part # 511-PM6680TR	STMicroelectronics	Switching Controllers No Rsense dual StepDwn Controller	Datasheet	1,342In Stock	Cut Tape NT$141.25 NT$105.40 NT$96.44 NT$86.40 Reel NT$68.12 View NT$81.74 NT$79.95 NT$76.00 NT$67.40 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Buck	2 Output	33 kHz			5 V, 900 mV to 5.5 V, 900 mV to 3.3 V	330 mA	- 10 C	+ 125 C	SMD/SMT	VFQFPN	Reel, Cut Tape, MouseReel
Switching Controllers Digital controller for STC/HSTC topologies STNRG328S STMicroelectronics 1: NT$216.89 490In Stock	Mfr. Part # STNRG328S Mouser Part # 511-STNRG328S	STMicroelectronics	Switching Controllers Digital controller for STC/HSTC topologies Learn More about STMicroelectronics stm stnrg328s controller	Datasheet	490In Stock	NT$216.89 NT$165.27 NT$152.36 NT$138.02 View NT$131.21 NT$126.91 NT$125.12	Min.: 1 Mult.: 1		1 Output	140 kHz to 300 kHz	50 %		40 V to 60 V	5 mA	- 40 C	+ 105 C	SMD/SMT	QFPN-32	Tray
Switching Controllers Active clamp flyback controller STACF01ATR STMicroelectronics 1: NT$66.32 3,990In Stock New Product	Mfr. Part # STACF01ATR Mouser Part # 511-STACF01ATR New Product	STMicroelectronics	Switching Controllers Active clamp flyback controller Learn More about STMicroelectronics st stacf01 active clamp feedback controller	Datasheet	3,990In Stock	Cut Tape NT$66.32 NT$49.47 NT$45.17 NT$40.51 Reel NT$35.53 View NT$39.08 NT$37.64 NT$33.77 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Buck-Boost, Flyback		500 kHz		5.25 V to 6.64 V			- 40 C	+ 150 C	SMD/SMT	QFN-23	Reel, Cut Tape, MouseReel
Switching Controllers Step-down Controller w/adj. voltages-dua PM6686TR STMicroelectronics 1: NT$111.14 3,043In Stock	Mfr. Part # PM6686TR Mouser Part # 511-PM6686TR	STMicroelectronics	Switching Controllers Step-down Controller w/adj. voltages-dua	Datasheet	3,043In Stock	Cut Tape NT$111.14 NT$88.19 NT$82.46 NT$76.00 View Reel NT$69.55 NT$72.78 NT$72.42 NT$71.70 NT$69.55 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Buck	2 Output	33 kHz			5.5 V	100 mA	- 40 C	+ 85 C	SMD/SMT	QFPN-32	Reel, Cut Tape, MouseReel