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QFN-20 Switching Controllers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) 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 COMPACT 2-PHASE SYNCHRONO NCP81278TMNTXG onsemi 1: £0.908 3,586In Stock	Mfr. Part No. NCP81278TMNTXG Mouser Part No 863-NCP81278TMNTXG	onsemi	Switching Controllers COMPACT 2-PHASE SYNCHRONO	Datasheet	3,586In Stock	Cut Tape £0.908 £0.657 £0.595 £0.526 View Reel £0.427 £0.493 £0.473 £0.453 £0.428 £0.427 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	Buck	1 Output	200 kHz to 800 kHz					- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel, Cut Tape, MouseReel
Switching Controllers Integrated HS PWM I Mode MCP1631-E/ML Microchip Technology 1: £1.50 132In Stock	Mfr. Part No. MCP1631-E/ML Mouser Part No 579-MCP1631-E/ML	Microchip Technology	Switching Controllers Integrated HS PWM I Mode Learn More about Microchip Technology microchip mcp1631 controller	Datasheet	132In Stock	£1.50 £1.25 £1.13	Min.: 1 Mult.: 1	Boost, Cuk, Flyback, SEPIC	1 Output	2 MHz	10 %		25 mV	250 mA	- 40 C	+ 125 C	SMD/SMT	QFN-20	AEC-Q100	Tube
Switching Controllers NCP81278T WITH SUV NCP81278DMNTXG onsemi 1: £0.818 3,756In Stock End of Life	Mfr. Part No. NCP81278DMNTXG Mouser Part No 863-NCP81278DMNTXG End of Life	onsemi	Switching Controllers NCP81278T WITH SUV	Datasheet	3,756In Stock	Cut Tape £0.818 £0.59 £0.533 £0.471 View Reel £0.395 £0.442 £0.428 £0.426 £0.396 £0.395 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	Buck	1 Output	200 kHz to 800 kHz			2 V	2 mA	- 40 C	+ 100 C	SMD/SMT	QFN-20		Reel, Cut Tape, MouseReel
Switching Controllers Adv PWM Controller A 595-UCC28250RGPR A A 595-UCC28250RGPR UCC28250RGPT Texas Instruments 1: £4.38 400In Stock	Mfr. Part No. UCC28250RGPT Mouser Part No 595-UCC28250RGPT	Texas Instruments	Switching Controllers Adv PWM Controller A 595-UCC28250RGPR A A 595-UCC28250RGPR	Datasheet	400In Stock	Cut Tape £4.38 £3.34 £3.08 £2.79 Reel £2.49 View £2.46 £2.44 MouseReel Available	Min.: 1 Mult.: 1 : 250	Full Bridge, Half Bridge, Push-Pull	4 Output	1 MHz	100 %		3.3 V	200 mA	- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel, Cut Tape, MouseReel
Switching Controllers L IQ , 60V, Hi Freq Sync Buck Cntr LTC7800EUDC#PBF Analog Devices 1: £8.55 159In Stock	Mfr. Part No. LTC7800EUDC#PBF Mouser Part No 584-LTC7800EUDCPBF	Analog Devices	Switching Controllers L IQ , 60V, Hi Freq Sync Buck Cntr	Datasheet	159In Stock	£8.55 £7.12 £6.36 £5.93	Min.: 1 Mult.: 1 Max.: 127	Buck	1 Output	320 kHz to 2.25 MHz	98 %		800 mV to 24 V	20 A	- 40 C	+ 125 C	SMD/SMT	QFN-20		Tube
Switching Controllers 4V-60V Input, Current Mode, Synchronous Step-Down Controller MP9928GL-Z Monolithic Power Systems (MPS) 1: £1.62 4,254In Stock	Mfr. Part No. MP9928GL-Z Mouser Part No 946-MP9928GL-Z	Monolithic Power Systems (MPS)	Switching Controllers 4V-60V Input, Current Mode, Synchronous Step-Down Controller	Datasheet	4,254In Stock	Cut Tape £1.62 £1.20 £1.09 £0.969 View Reel £0.803 £0.917 £0.882 £0.849 £0.834 £0.803 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	Buck	1 Output	300 kHz	99.5 %		24 V		- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel, Cut Tape, MouseReel
Switching Controllers Adv Crnt-Mode Active Clamp PWM Controlle A 595-UCC2897ARGPR UCC2897ARGPT Texas Instruments 1: £2.48 243In Stock	Mfr. Part No. UCC2897ARGPT Mouser Part No 595-UCC2897ARGPT	Texas Instruments	Switching Controllers Adv Crnt-Mode Active Clamp PWM Controlle A 595-UCC2897ARGPR	Datasheet	243In Stock	Cut Tape £2.48 £1.85 £1.69 £1.52 Reel £1.42 View £1.40 £1.33 £1.29 £1.26 MouseReel Available	Min.: 1 Mult.: 1 : 250	Flyback, Forward	1 Output	1 MHz	74 %		5 V	2 A	- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel, Cut Tape, MouseReel
Switching Controllers L IQ , 60V, Hi Freq Sync Buck Cntr LTC7800EUDC#TRPBF Analog Devices 1: £9.10 1,418In Stock	Mfr. Part No. LTC7800EUDC#TRPBF Mouser Part No 584-7800EUDCTRPBF	Analog Devices	Switching Controllers L IQ , 60V, Hi Freq Sync Buck Cntr	Datasheet	1,418In Stock	Cut Tape £9.10 £7.12 £6.63 £6.09 £6.03 £6.03 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,134	Buck	1 Output	320 kHz to 2.25 MHz	98 %		800 mV to 24 V	20 A	- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel, Cut Tape, MouseReel
Switching Controllers uP Sync Multitopology Cntr w/ 42V In Cap LT8711IUDC#PBF Analog Devices 1: £6.87 171In Stock	Mfr. Part No. LT8711IUDC#PBF Mouser Part No 584-LT8711IUDCPBF	Analog Devices	Switching Controllers uP Sync Multitopology Cntr w/ 42V In Cap	Datasheet	171In Stock	£6.87 £5.33 £4.75 £4.67	Min.: 1 Mult.: 1 Max.: 236	Boost, Buck, Buck-Boost, SEPIC, ZETA	1 Output	100 kHz to 750 kHz	100 %		Adjustable	2 A	- 40 C	+ 125 C	SMD/SMT	QFN-20		Tube
Switching Controllers L IQ , 60V, Hi Freq Sync Buck Cntr LTC7800IUDC#PBF Analog Devices 1: £10.27 1,361In Stock	Mfr. Part No. LTC7800IUDC#PBF Mouser Part No 584-LTC7800IUDCPBF	Analog Devices	Switching Controllers L IQ , 60V, Hi Freq Sync Buck Cntr	Datasheet	1,361In Stock	£10.27 £8.04 £7.30 £6.85 View £6.60 £6.36	Min.: 1 Mult.: 1 Max.: 1,088	Buck	1 Output	320 kHz to 2.25 MHz	98 %		800 mV to 24 V	20 A	- 40 C	+ 125 C	SMD/SMT	QFN-20		Tube
Switching Controllers Adv PWM Controller A 595-UCC28250RGPT A A 595-UCC28250RGPT UCC28250RGPR Texas Instruments 1: £3.55 2,988In Stock	Mfr. Part No. UCC28250RGPR Mouser Part No 595-UCC28250RGPR	Texas Instruments	Switching Controllers Adv PWM Controller A 595-UCC28250RGPT A A 595-UCC28250RGPT	Datasheet	2,988In Stock	Cut Tape £3.55 £3.02 Reel £2.10 MouseReel Available	Min.: 1 Mult.: 1 : 3,000		4 Output	1 MHz	100 %			200 mA	- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel, Cut Tape, MouseReel
Switching Controllers Adv PWM Cntlr w/ Pre -Bias Operation A 5 A 595-UCC28251RGPR UCC28251RGPT Texas Instruments 1: £4.38 221In Stock	Mfr. Part No. UCC28251RGPT Mouser Part No 595-UCC28251RGPT	Texas Instruments	Switching Controllers Adv PWM Cntlr w/ Pre -Bias Operation A 5 A 595-UCC28251RGPR	Datasheet	221In Stock	Cut Tape £4.38 £3.34 £3.08 £2.79 Reel £2.77 View £2.52 £2.49 £2.46 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	Forward	4 Output	40 kHz to 1 MHz	100 %		3.25 V	200 mA	- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel, Cut Tape, MouseReel
Switching Controllers Adv Crnt-Mode Active Clamp PWM Controlle A 595-UCC2897ARGPT UCC2897ARGPR Texas Instruments 1: £1.54 35In Stock 6,000Expected 04/02/2027	Mfr. Part No. UCC2897ARGPR Mouser Part No 595-UCC2897ARGPR	Texas Instruments	Switching Controllers Adv Crnt-Mode Active Clamp PWM Controlle A 595-UCC2897ARGPT	Datasheet	35In Stock 6,000Expected 04/02/2027	Cut Tape £1.54 £1.14 £1.04 £0.934 Reel £0.773 View £0.882 £0.841 £0.826 £0.751 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Flyback, Forward	1 Output	1 MHz	74 %		5 V	2 A	- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel, Cut Tape, MouseReel
Switching Controllers 110V LED Driver Internal PWM Dimming LT8356IUDCM-1#WPBF Analog Devices 1: £4.35 67In Stock	Mfr. Part No. LT8356IUDCM-1#WPBF Mouser Part No 584-LT8356IUDCM-1WPB	Analog Devices	Switching Controllers 110V LED Driver Internal PWM Dimming Learn More about Analog Devices adi lt8356 1 led controller	Datasheet	67In Stock	£4.35 £3.32 £3.06 £2.77 View £2.64 £2.55 £2.51 £2.50	Min.: 1 Mult.: 1	Boost, Buck, Flyback, SEPIC	1 Output	2 MHz	100 %	5 V to 100 V	120 V		- 40 C	+ 125 C	SMD/SMT	QFN-20		Tube
Switching Controllers 4V-40V Input Current Mode Sync StpDwn Co MP2918GL-Z Monolithic Power Systems (MPS) 1: £1.42 10,000Expected 12/10/2026	Mfr. Part No. MP2918GL-Z Mouser Part No 946-MP2918GL-Z	Monolithic Power Systems (MPS)	Switching Controllers 4V-40V Input Current Mode Sync StpDwn Co	Datasheet	10,000Expected 12/10/2026	Cut Tape £1.42 £1.05 £0.952 £0.856 View Reel £0.705 £0.803 £0.773 £0.722 £0.705 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	Buck	1 Output	430 kHz	99.5 %		25 V	13.2 uA	- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel, Cut Tape, MouseReel
Switching Controllers #N/A MCP1631T-E/MLVAO Microchip Technology 3,300: £1.15 Non-Stocked Lead-Time 11 Weeks	Mfr. Part No. MCP1631T-E/MLVAO Mouser Part No 579-MCP1631T-E/MLVAO	Microchip Technology	Switching Controllers #N/A	Datasheet	Non-Stocked Lead-Time 11 Weeks	Reel £1.15	Min.: 3,300 Mult.: 3,300 : 3,300	Buck	1 Output	2 MHz			3.3 V, 5 V	250 mA	- 40 C	+ 125 C	SMD/SMT	QFN-20	AEC-Q100	Reel
Switching Controllers Integrated HS PWM I Mode MCP1631T-E/ML Microchip Technology 3,300: £1.13 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. MCP1631T-E/ML Mouser Part No 579-MCP1631T-EML	Microchip Technology	Switching Controllers Integrated HS PWM I Mode Learn More about Microchip Technology microchip mcp1631 controller	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel £1.13	Min.: 3,300 Mult.: 3,300 : 3,300	Boost, Cuk, Flyback, SEPIC	1 Output	2 MHz	10 %		25 mV	250 mA	- 40 C	+ 125 C	SMD/SMT	QFN-20	AEC-Q100	Reel
Switching Controllers Integrated HS PWM V Mode MCP1631V-E/ML Microchip Technology 1: £1.50 Non-Stocked Lead-Time 11 Weeks	Mfr. Part No. MCP1631V-E/ML Mouser Part No 579-MCP1631V-E/ML	Microchip Technology	Switching Controllers Integrated HS PWM V Mode	Datasheet	Non-Stocked Lead-Time 11 Weeks	£1.50 £1.25 £1.13	Min.: 1 Mult.: 1	Boost, Cuk, Flyback, SEPIC	1 Output	2 MHz	10 %		25 mV	250 mA	- 40 C	+ 125 C	SMD/SMT	QFN-20	AEC-Q100	Tube
Switching Controllers Integrated HS PWM V Mode MCP1631VT-E/ML Microchip Technology 3,300: £1.13 Non-Stocked Lead-Time 11 Weeks	Mfr. Part No. MCP1631VT-E/ML Mouser Part No 579-MCP1631VT-E/ML	Microchip Technology	Switching Controllers Integrated HS PWM V Mode	Datasheet	Non-Stocked Lead-Time 11 Weeks	Reel £1.13	Min.: 3,300 Mult.: 3,300 : 3,300											QFN-20	AEC-Q100	Reel
Switching Controllers Adv PWM Cntlr w/ Pre -Bias Operation A 5 A 595-UCC28251RGPT UCC28251RGPR Texas Instruments 3,000: £2.16 Non-Stocked Lead-Time 16 Weeks	Mfr. Part No. UCC28251RGPR Mouser Part No 595-UCC28251RGPR	Texas Instruments	Switching Controllers Adv PWM Cntlr w/ Pre -Bias Operation A 5 A 595-UCC28251RGPT	Datasheet	Non-Stocked Lead-Time 16 Weeks	Reel £2.16	Min.: 3,000 Mult.: 3,000 : 3,000	Forward	4 Output	40 kHz to 1 MHz	100 %		3.25 V	200 mA	- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel
Switching Controllers 4V-40V Input Current Mode Sync StpDwn Con MP2918GL-P Monolithic Power Systems (MPS) 1: £1.71 Non-Stocked Lead-Time 57 Weeks	Mfr. Part No. MP2918GL-P Mouser Part No 946-MP2918GL-P	Monolithic Power Systems (MPS)	Switching Controllers 4V-40V Input Current Mode Sync StpDwn Con	Datasheet	Non-Stocked Lead-Time 57 Weeks	Cut Tape £1.71 £1.27 £1.15 £1.04 £0.978 Reel £0.943 MouseReel Available	Min.: 1 Mult.: 1 : 500	Buck	1 Output	430 kHz			25 V		- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel, Cut Tape, MouseReel
Switching Controllers 4V-60V Input, Current Mode, Synchronous Step-Down Controller MP9928GL-P Monolithic Power Systems (MPS) 1: £1.90 Non-Stocked Lead-Time 37 Weeks	Mfr. Part No. MP9928GL-P Mouser Part No 946-MP9928GL-P	Monolithic Power Systems (MPS)	Switching Controllers 4V-60V Input, Current Mode, Synchronous Step-Down Controller	Datasheet	Non-Stocked Lead-Time 37 Weeks	Cut Tape £1.90 £1.41 £1.28 £1.15 £1.09 Reel £1.06	Min.: 1 Mult.: 1 : 500	Buck	1 Output	300 kHz			24 V		- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel, Cut Tape
Switching Controllers Automotive Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller MPQ2908AGL-AEC1-P Monolithic Power Systems (MPS) 500: £1.63 Non-Stocked Lead-Time 44 Weeks	Mfr. Part No. MPQ2908AGL-AEC1-P Mouser Part No 946-MPQ2908AGL-AEC1P	Monolithic Power Systems (MPS)	Switching Controllers Automotive Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller	Datasheet	Non-Stocked Lead-Time 44 Weeks	Reel £1.63	Min.: 500 Mult.: 500 : 500	Buck	1 Output	430 kHz			25 V		- 40 C	+ 125 C	SMD/SMT	QFN-20	AEC-Q100	Reel
Switching Controllers Automotive Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller MPQ2908AGL-AEC1-Z Monolithic Power Systems (MPS) 5,000: £1.48 Non-Stocked Lead-Time 37 Weeks	Mfr. Part No. MPQ2908AGL-AEC1-Z Mouser Part No 946-MPQ2908AGL-AEC1Z	Monolithic Power Systems (MPS)	Switching Controllers Automotive Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller	Datasheet	Non-Stocked Lead-Time 37 Weeks	Reel £1.48	Min.: 5,000 Mult.: 5,000 : 5,000	Buck	1 Output	430 kHz			25 V		- 40 C	+ 125 C	SMD/SMT	QFN-20	AEC-Q100	Reel
Switching Controllers Industrial Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller MPQ2908AGL-P Monolithic Power Systems (MPS) 500: £1.48 Non-Stocked Lead-Time 37 Weeks	Mfr. Part No. MPQ2908AGL-P Mouser Part No 946-MPQ2908AGL-P	Monolithic Power Systems (MPS)	Switching Controllers Industrial Grade. 4V-60V Input, Current Mode Synchronous Step-Down Controller	Datasheet	Non-Stocked Lead-Time 37 Weeks	Reel £1.48	Min.: 500 Mult.: 500 : 500	Buck	1 Output	430 kHz			25 V		- 40 C	+ 125 C	SMD/SMT	QFN-20		Reel

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