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QFN-12 Power Management ICs

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package/Case	Output Voltage
Switching Voltage Regulators 6V, 5A, 2MHz, Synch Step-Down Switcher MP2145GD-P Monolithic Power Systems (MPS) 1: $5.13 7In Stock 3,000Expected 2027/01/08	Mfr. Part No. MP2145GD-P Mouser Part No 946-MP2145GD-P	Monolithic Power Systems (MPS)	Switching Voltage Regulators 6V, 5A, 2MHz, Synch Step-Down Switcher	Datasheet	7In Stock 3,000Expected 2027/01/08	Cut Tape $5.13 $3.86 $3.55 $3.47 $3.33 Reel $3.06 MouseReel Available	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12	600 mV to 5.5 V
Switching Voltage Regulators 4.2 to 18V, 8A, 650kHZ, Synchronous Step-Down Converter MP2238GD-Z Monolithic Power Systems (MPS) 1: $2.66 946In Stock 5,000Expected 2027/01/14	Mfr. Part No. MP2238GD-Z Mouser Part No 946-MP2238GD-Z	Monolithic Power Systems (MPS)	Switching Voltage Regulators 4.2 to 18V, 8A, 650kHZ, Synchronous Step-Down Converter	Datasheet	946In Stock 5,000Expected 2027/01/14	Cut Tape $2.66 $1.99 $1.83 $1.63 $1.54 Reel $1.36 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	QFN-12	600 mV to 12 V
Switching Voltage Regulators Ultra-Low 500nA Iq, High Efficiency,Wide Input 2V-5.5V, 1.5MHz,200mA, Step-Down Regulator MP28200GG-P Monolithic Power Systems (MPS) 1: $1.67 389In Stock	Mfr. Part No. MP28200GG-P Mouser Part No 946-MP28200GG-P	Monolithic Power Systems (MPS)	Switching Voltage Regulators Ultra-Low 500nA Iq, High Efficiency,Wide Input 2V-5.5V, 1.5MHz,200mA, Step-Down Regulator	Datasheet	389In Stock	Cut Tape $1.67 $1.22 $1.11 $0.979 Reel $0.818 View $0.962 $0.811	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12
Switching Voltage Regulators 36V, 2A, Low Quiescent Current MP4322GDE-P Monolithic Power Systems (MPS) 1: $2.33 9In Stock 500Expected 2027/03/17	Mfr. Part No. MP4322GDE-P Mouser Part No 946-MP4322GDE-P	Monolithic Power Systems (MPS)	Switching Voltage Regulators 36V, 2A, Low Quiescent Current Learn More about Monolithic Power Systems (MPS) mps mp4322 step down converters	Datasheet	9In Stock 500Expected 2027/03/17	Cut Tape $2.33 $1.67 $1.54 $1.37 $1.29 Reel $1.21	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12	1 V to 5 V
Switching Voltage Regulators 36V, 3A, Low Quiescent Current MP4323GDE-P Monolithic Power Systems (MPS) 1: $2.35 166In Stock	Mfr. Part No. MP4323GDE-P Mouser Part No 946-MP4323GDE-P	Monolithic Power Systems (MPS)	Switching Voltage Regulators 36V, 3A, Low Quiescent Current Learn More about Monolithic Power Systems (MPS) mps mp4323 converters	Datasheet	166In Stock	Cut Tape $2.35 $1.74 $1.59 $1.42 Reel $1.29 View $1.34 $1.23 $1.19 $1.17	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12	800 mV to 34.2 V
Switching Voltage Regulators High-Efficiency, 1A, 60V Fully Integrated Synchronous Buck Converter MP4571GQB-P Monolithic Power Systems (MPS) 1: $3.28 213In Stock 500Expected 2028/01/19	Mfr. Part No. MP4571GQB-P Mouser Part No 946-MP4571GQB-P	Monolithic Power Systems (MPS)	Switching Voltage Regulators High-Efficiency, 1A, 60V Fully Integrated Synchronous Buck Converter Learn More about Monolithic Power Systems (MPS) mps mp4571 step down converters	Datasheet	213In Stock 500Expected 2028/01/19	Cut Tape $3.28 $2.47 $2.26 $2.04 Reel $1.81 View $1.92 $1.73 $1.69 $1.67 MouseReel Available	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12
Switching Voltage Regulators High-Efficiency, 600mA, 60V, Fully Integrated, Synchronous Buck Converter MP4576GQBE-P Monolithic Power Systems (MPS) 1: $3.07 25In Stock	Mfr. Part No. MP4576GQBE-P Mouser Part No 946-MP4576GQBE-P	Monolithic Power Systems (MPS)	Switching Voltage Regulators High-Efficiency, 600mA, 60V, Fully Integrated, Synchronous Buck Converter Learn More about Monolithic Power Systems (MPS) mps mp4576 buck converters	Datasheet	25In Stock	Cut Tape $3.07 $2.30 $2.11 $1.90 $1.80 Reel $1.65 MouseReel Available	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12
Switching Voltage Regulators 42V Load Dump Tolerant, 1A, Ultra Compact, Low Quiescent Current, Synchronous Step-Down Converter, AEC-Q100 Qualified MPQ4321GDE-AEC1-P Monolithic Power Systems (MPS) 1: $3.11 362In Stock	Mfr. Part No. MPQ4321GDE-AEC1-P Mouser Part No 946-MPQ4321GDEAEC1P	Monolithic Power Systems (MPS)	Switching Voltage Regulators 42V Load Dump Tolerant, 1A, Ultra Compact, Low Quiescent Current, Synchronous Step-Down Converter, AEC-Q100 Qualified Learn More about Monolithic Power Systems (MPS) mps mpq4321 step down converters	Datasheet	362In Stock	Cut Tape $3.11 $2.20 $1.95 $1.66 Reel $1.48 View $1.50 $1.40 $1.37 $1.34	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12	800 mV to 34.2 V
Switching Voltage Regulators 42V Load Dump Tolerant, 3A MPQ4323CGDE-AEC1-P Monolithic Power Systems (MPS) 1: $3.13 670In Stock	Mfr. Part No. MPQ4323CGDE-AEC1-P Mouser Part No 946-MPQ4323CGDEAEC1P	Monolithic Power Systems (MPS)	Switching Voltage Regulators 42V Load Dump Tolerant, 3A Learn More about Monolithic Power Systems (MPS) mps mpq4323 converters	Datasheet	670In Stock	Cut Tape $3.13 $2.34 $2.14 $1.92 Reel $1.76 View $1.83 $1.67 $1.63 $1.60	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12	42 V
Switching Voltage Regulators 42V Load Dump Tolerant, 3A, Ultra-Compact MPQ4323GDE-AEC1-Z Monolithic Power Systems (MPS) 1: $2.76 228In Stock 5,000Expected 2028/01/04	Mfr. Part No. MPQ4323GDE-AEC1-Z Mouser Part No 946-MPQ4323GDE-AEC1Z	Monolithic Power Systems (MPS)	Switching Voltage Regulators 42V Load Dump Tolerant, 3A, Ultra-Compact Learn More about Monolithic Power Systems (MPS) mps mpq4323 converters	Datasheet	228In Stock 5,000Expected 2028/01/04	Cut Tape $2.76 $2.05 $1.87 $1.67 View Reel $1.36 $1.58 $1.54 $1.50 $1.45 $1.36	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	QFN-12	800 mV to 32.4 V
Switching Voltage Regulators High-Efficiency, 1A, 60V Fully Integrated Synchronous Buck Converter MPQ4571GQB-AEC1-P Monolithic Power Systems (MPS) 1: $4.20 5In Stock 500Expected 2026/10/30	Mfr. Part No. MPQ4571GQB-AEC1-P Mouser Part No 946-MPQ4571GQB-AEC1P	Monolithic Power Systems (MPS)	Switching Voltage Regulators High-Efficiency, 1A, 60V Fully Integrated Synchronous Buck Converter Learn More about Monolithic Power Systems (MPS) mps mpq4571 step down converters	Datasheet	5In Stock 500Expected 2026/10/30	Cut Tape $4.20 $3.17 $2.92 $2.64 $2.51 Reel $2.42 MouseReel Available	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12
Switching Voltage Regulators High-Efficiency, 1A, 60V Fully Integrated Synchronous Buck Converter MPQ4571GQB-AEC1-Z Monolithic Power Systems (MPS) 1: $3.97 68In Stock 5,000Expected 2027/10/11	Mfr. Part No. MPQ4571GQB-AEC1-Z Mouser Part No 946-MPQ4571GQB-AEC1Z	Monolithic Power Systems (MPS)	Switching Voltage Regulators High-Efficiency, 1A, 60V Fully Integrated Synchronous Buck Converter Learn More about Monolithic Power Systems (MPS) mps mpq4571 step down converters	Datasheet	68In Stock 5,000Expected 2027/10/11	Cut Tape $3.97 $2.99 $2.74 $2.48 View Reel $2.04 $2.35 $2.33 $2.24 $2.22 $2.04	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	QFN-12
Switching Voltage Regulators 60V, 2.5A, Fully Integrated, High-Efficiency, Synchronous Step-Down Converter, AEC-Q100 Qualified MPQ4573GQBE-AEC1-P Monolithic Power Systems (MPS) 1: $4.99 112In Stock 2,000Expected 2026/11/06	Mfr. Part No. MPQ4573GQBE-AEC1-P Mouser Part No 946-MPQ4573GQBEAEC1P	Monolithic Power Systems (MPS)	Switching Voltage Regulators 60V, 2.5A, Fully Integrated, High-Efficiency, Synchronous Step-Down Converter, AEC-Q100 Qualified Learn More about Monolithic Power Systems (MPS) mps mpq4573 switching converters	Datasheet	112In Stock 2,000Expected 2026/11/06	Cut Tape $4.99 $3.81 $3.51 $3.36 $3.21 Reel $2.94	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12	1 V to 54 V
Switching Voltage Regulators High-Efficiency, 600mA, 60V, Fully Integrated, Synchronous Buck Converter MPQ4576GQBE-AEC1-P Monolithic Power Systems (MPS) 1: $4.04 624In Stock	Mfr. Part No. MPQ4576GQBE-AEC1-P Mouser Part No 946-MPQ4576GQBEAEC1P	Monolithic Power Systems (MPS)	Switching Voltage Regulators High-Efficiency, 600mA, 60V, Fully Integrated, Synchronous Buck Converter Learn More about Monolithic Power Systems (MPS) mps mpq4576 buck converters	Datasheet	624In Stock	Cut Tape $4.04 $3.04 $2.79 $2.52 Reel $2.38 View $2.40 $2.36 $2.34	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12	1 V to 54 V
Switching Voltage Regulators 3A 4.2V-20V Sync Step-Down Converter MP28258DD-A-LF-P Monolithic Power Systems (MPS) 1: $3.29 54In Stock NRND	Mfr. Part No. MP28258DD-A-LF-P Mouser Part No 946-MP28258DD-A-LF-P NRND	Monolithic Power Systems (MPS)	Switching Voltage Regulators 3A 4.2V-20V Sync Step-Down Converter	Datasheet	54In Stock	Cut Tape $3.29 $2.47 $2.26 $2.02 Reel $1.77 View $1.91 $1.69 $1.65 $1.62 MouseReel Available	Min.: 1 Mult.: 1 : 500	SMD/SMT	QFN-12	815 mV to 13 V
Hot Swap Voltage Controllers uP Hot Swap Cntr LTC4231IUD-2#TRPBF Analog Devices 1: $9.44 1In Stock	Mfr. Part No. LTC4231IUD-2#TRPBF Mouser Part No 584-C4231IUD-2TRPBF	Analog Devices	Hot Swap Voltage Controllers uP Hot Swap Cntr	Datasheet	1In Stock	Cut Tape $9.44 $7.33 $6.79 $6.22 View $6.02 $5.93 $5.85 $5.40 MouseReel Available	Min.: 1 Mult.: 1	SMD/SMT	QFN-12
Current & Power Monitors & Regulators Wide Rng I2C Pwr Mon LTC2945CUD#PBF Analog Devices 1: $12.49 164In Stock	Mfr. Part No. LTC2945CUD#PBF Mouser Part No 584-LTC2945CUD#PBF	Analog Devices	Current & Power Monitors & Regulators Wide Rng I2C Pwr Mon	Datasheet	164In Stock	$12.49 $9.78 $9.11 $8.36 View $8.27 $7.78 $7.57 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-12
Supervisory Circuits Wake-Up Timer w/ Pushbutton Control LTC2956IUD-1#PBF Analog Devices 1: $8.72 5In Stock	Mfr. Part No. LTC2956IUD-1#PBF Mouser Part No 584-LTC2956IUD-1#PBF	Analog Devices	Supervisory Circuits Wake-Up Timer w/ Pushbutton Control	Datasheet	5In Stock	$8.72 $6.75 $6.26 $5.68 View $5.31 $5.27 $5.13 $5.00 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-12
Hot Swap Voltage Controllers uP Hot Swap Cntr LTC4231HUD-1#PBF Analog Devices 1: $10.63 164In Stock 1,452On Order	Mfr. Part No. LTC4231HUD-1#PBF Mouser Part No 584-LTC4231HUD-1#PBF	Analog Devices	Hot Swap Voltage Controllers uP Hot Swap Cntr	Datasheet	164In Stock 1,452On Order	$10.63 $8.30 $7.72 $7.08 View $6.71 $6.58 $6.43 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-12
Hot Swap Voltage Controllers uP Hot Swap Cntr LTC4231HUD-2#PBF Analog Devices 1: $10.63 64In Stock	Mfr. Part No. LTC4231HUD-2#PBF Mouser Part No 584-LTC4231HUD-2#PBF	Analog Devices	Hot Swap Voltage Controllers uP Hot Swap Cntr	Datasheet	64In Stock	$10.63 $8.30 $7.72 $7.08 View $6.34 $6.21 $6.12 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-12
Switching Voltage Regulators 6V, 5A, 2MHz, Synch Step-Down Switcher MP2145GD-Z Monolithic Power Systems (MPS) 1: $4.79 9,345Expected 2027/05/31	Mfr. Part No. MP2145GD-Z Mouser Part No 946-MP2145GD-Z	Monolithic Power Systems (MPS)	Switching Voltage Regulators 6V, 5A, 2MHz, Synch Step-Down Switcher	Datasheet	9,345Expected 2027/05/31	Cut Tape $4.79 $3.65 $3.36 $3.04 $2.90 Reel $2.62 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	QFN-12	600 mV to 5.5 V
Switching Voltage Regulators High-Efficiency, 1A, 60V Fully Integrated Synchronous Buck Converter MP4571GQB-Z Monolithic Power Systems (MPS) 1: $2.87 19,437On Order	Mfr. Part No. MP4571GQB-Z Mouser Part No 946-MP4571GQB-Z	Monolithic Power Systems (MPS)	Switching Voltage Regulators High-Efficiency, 1A, 60V Fully Integrated Synchronous Buck Converter Learn More about Monolithic Power Systems (MPS) mps mp4571 step down converters	Datasheet	19,437On Order On Order Ship Dates Mfr. No: MP4571GQB-Z Stock: 0 On Order: 9,437 Expected 2026/11/05 10,000 Expected 2027/01/27 Factory Lead Time: 64 Weeks	Cut Tape $2.87 $2.14 $1.97 $1.76 View Reel $1.49 $1.66 $1.63 $1.49 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	QFN-12
Switching Voltage Regulators High-Efficiency, 2A, 60V Fully Integrated Synchronous Buck Converter MPQ4572GQB-Z Monolithic Power Systems (MPS) 1: $3.51 9,919On Order	Mfr. Part No. MPQ4572GQB-Z Mouser Part No 946-MPQ4572GQB-Z	Monolithic Power Systems (MPS)	Switching Voltage Regulators High-Efficiency, 2A, 60V Fully Integrated Synchronous Buck Converter Learn More about Monolithic Power Systems (MPS) mps mpq4572 buck converters	Datasheet	9,919On Order On Order Ship Dates Mfr. No: MPQ4572GQB-Z Stock: 0 On Order: 4,919 Expected 2026/11/12 5,000 Expected 2027/07/01 Factory Lead Time: 64 Weeks	Cut Tape $3.51 $2.63 $2.41 $2.16 View Reel $1.83 $2.05 $2.01 $1.83 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	QFN-12
Switching Voltage Regulators DCDC Conv HV Buck V-QFN2030-12 T&R 3K AP62500SJ-7 Diodes Incorporated 1: $0.911 15,000Expected 2027/03/19	Mfr. Part No. AP62500SJ-7 Mouser Part No 621-AP62500SJ-7	Diodes Incorporated	Switching Voltage Regulators DCDC Conv HV Buck V-QFN2030-12 T&R 3K Learn More about Diodes Incorporated diodes inc ap62500 converter	Datasheet	15,000Expected 2027/03/19	Cut Tape $0.911 $0.64 $0.552 $0.504 View Reel $0.401 $0.485 $0.475 $0.464 $0.401 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000	SMD/SMT	QFN-12	600 mV to 7 V
Motor/Motion/Ignition Controllers & Drivers Haptic Driver IC DA7281-00FVC Renesas / Dialog 1: $2.17 6,635On Order	Mfr. Part No. DA7281-00FVC Mouser Part No 724-DA7281-00FVC	Renesas / Dialog	Motor/Motion/Ignition Controllers & Drivers Haptic Driver IC	Datasheet	6,635On Order On Order Ship Dates Mfr. No: DA7281-00FVC Stock: 0 On Order: 1,385 Expected 2026/11/27 1,000 Expected 2027/01/21 1,750 Expected 2027/05/10 2,500 Expected 2027/05/26 Factory Lead Time: 18 Weeks	Cut Tape $2.17 $1.60 $1.47 $1.31 Reel $1.15 View $1.13 $1.11 $1.07	Min.: 1 Mult.: 1 : 250	SMD/SMT	QFN-12