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Allegro MicroSystems Voltage Regulators - Switching Regulators

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Manufacturer = Allegro MicroSystems

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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	Topology	Output Voltage	Output Current	Number of Outputs	Quiescent Current	Switching Frequency	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
Switching Voltage Regulators WIDE INPUT VOLTAGE, 3A SYNCHRONOUS BUCK REGULATOR WITH ULTRALOW QUIESCENT CURRENT (HLP) MODE, SYNCIN, CLKOUT, AND PGOOD APM81803KNBJSR Allegro MicroSystems 1: $3.64 2,944In Stock	Mfr. Part No. APM81803KNBJSR Mouser Part No 250-APM81803KNBJSR	Allegro MicroSystems	Switching Voltage Regulators WIDE INPUT VOLTAGE, 3A SYNCHRONOUS BUCK REGULATOR WITH ULTRALOW QUIESCENT CURRENT (HLP) MODE, SYNCIN, CLKOUT, AND PGOOD Learn More about Allegro MicroSystems allegro apm81803 buck regulator module	Datasheet	2,944In Stock	Cut Tape $3.64 $2.74 $2.52 $2.27 Reel $1.94 View $2.15 $2.13 $2.03 $1.92	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-24	Buck	800 mV to 24 V	3 A	1 Output	6 uA	250 kHz to 2.4 MHz	- 40 C	+ 150 C	APM81803	Reel, Cut Tape
Switching Voltage Regulators CONSTANT ON TIME BUCK SWITCHING REGULATO A4403GEUTR-T Allegro MicroSystems 1: $2.03 30,302In Stock	Mfr. Part No. A4403GEUTR-T Mouser Part No 250-A4403GEUTR-T	Allegro MicroSystems	Switching Voltage Regulators CONSTANT ON TIME BUCK SWITCHING REGULATO Learn More about Allegro MicroSystems allegro single output regulators	Datasheet	30,302In Stock	Cut Tape $2.03 $1.50 $1.37 $1.22 Reel $1.02 View $1.15 $1.11 $1.05 $0.961 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	QFN-16	Buck	Adjustable	3 A	1 Output	4.3 mA	2 MHz	- 40 C	+ 105 C	A4403	Reel, Cut Tape, MouseReel
Switching Voltage Regulators AUTOMOTIVE BUCK REGULATOR A8654KLPTR-T Allegro MicroSystems 1: $3.88 7,447In Stock	Mfr. Part No. A8654KLPTR-T Mouser Part No 250-A8654KLPTR-T	Allegro MicroSystems	Switching Voltage Regulators AUTOMOTIVE BUCK REGULATOR Learn More about Allegro MicroSystems allegro a8654 buck regulator	Datasheet	7,447In Stock	Cut Tape $3.88 $2.93 $2.69 $2.43 View Reel $2.04 $2.31 $2.19 $2.15 $2.12 $2.04 MouseReel Available	Min.: 1 Mult.: 1 : 4,000		TSSOP-16									A8654	Reel, Cut Tape, MouseReel
Switching Voltage Regulators LOW INPUT VOLTAGE BUCK REGULATOR A8650KEJTR-T Allegro MicroSystems 1: $2.68 17,999In Stock	Mfr. Part No. A8650KEJTR-T Mouser Part No 250-A8650KEJTR-T	Allegro MicroSystems	Switching Voltage Regulators LOW INPUT VOLTAGE BUCK REGULATOR Learn More about Allegro MicroSystems allegro a8650 regulator	Datasheet	17,999In Stock	Cut Tape $2.68 $2.00 $1.83 $1.64 Reel $1.39 View $1.55 $1.50 $1.43 $1.37 MouseReel Available	Min.: 1 Mult.: 1 : 1,500		EJ-10									A8650	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PWM A8586KLJTR-T-2 Allegro MicroSystems 1: $2.35 2,985In Stock	Mfr. Part No. A8586KLJTR-T-2 Mouser Part No 250-A8586KLJTR-T-2	Allegro MicroSystems	Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PWM Learn More about Allegro MicroSystems allegro single output regulators	Datasheet	2,985In Stock	Cut Tape $2.35 $1.75 $1.60 $1.43 Reel $1.20 View $1.35 $1.31 $1.26 $1.13 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOIC-8	Buck	800 mV to 30 V	3.5 A	1 Output	27 uA	2 MHz	- 40 C	+ 150 C	A8586	Reel, Cut Tape, MouseReel
Switching Voltage Regulators AUTOMOTIVE BUCK REGULATOR A8652KLPTR-T Allegro MicroSystems 1: $3.64 8,000In Stock	Mfr. Part No. A8652KLPTR-T Mouser Part No 250-A8652KLPTR-T	Allegro MicroSystems	Switching Voltage Regulators AUTOMOTIVE BUCK REGULATOR Learn More about Allegro MicroSystems allegro a8652 a8653 usb buck regulators	Datasheet	8,000In Stock	Cut Tape $3.64 $2.74 $2.52 $2.27 View Reel $1.92 $2.15 $2.13 $2.08 $2.05 $1.92 MouseReel Available	Min.: 1 Mult.: 1 : 4,000		TSSOP-16									A8652	Reel, Cut Tape, MouseReel
Switching Voltage Regulators WIDE INPUT VOLTAGEBUCK REGULATOR A8589KLPTR-T Allegro MicroSystems 1: $3.72 7,990In Stock	Mfr. Part No. A8589KLPTR-T Mouser Part No 250-A8589KLPTR-T	Allegro MicroSystems	Switching Voltage Regulators WIDE INPUT VOLTAGEBUCK REGULATOR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	7,990In Stock	Cut Tape $3.72 $2.80 $2.58 $2.32 View Reel $1.75 $2.20 $2.18 $2.07 $2.01 $1.75 MouseReel Available	Min.: 1 Mult.: 1 : 4,000		TSSOP-16									A8589	Reel, Cut Tape, MouseReel
Switching Voltage Regulators AUTOMOTIVE BUCK REGULATOR A8653KLPTR-T Allegro MicroSystems 1: $4.11 7,865In Stock	Mfr. Part No. A8653KLPTR-T Mouser Part No 250-A8653KLPTR-T	Allegro MicroSystems	Switching Voltage Regulators AUTOMOTIVE BUCK REGULATOR Learn More about Allegro MicroSystems allegro a8652 a8653 usb buck regulators	Datasheet	7,865In Stock	Cut Tape $4.11 $3.11 $2.86 $2.59 View Reel $1.95 $2.45 $2.44 $2.30 $2.25 $1.95 MouseReel Available	Min.: 1 Mult.: 1 : 4,000		TSSOP-16									A8652	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 40V, 2.2A SYNC BUCK DC-DC REGULATOR A81805KESJSR Allegro MicroSystems 1: $2.85 5,999In Stock	Mfr. Part No. A81805KESJSR Mouser Part No 250-A81805KESJSR	Allegro MicroSystems	Switching Voltage Regulators 40V, 2.2A SYNC BUCK DC-DC REGULATOR Learn More about Allegro MicroSystems allegro a81805 a81805 1 regulators	Datasheet	5,999In Stock	$2.85 $2.13 $1.95 $1.75 View $1.66 $1.62 $1.54 $1.50 $1.46	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	Buck	3.3 V	2.5 A	1 Output	6 uA	400 kHz to 2.5 MHz	- 40 C	+ 150 C	A81805
Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PWM A8586KLJTR-T-1 Allegro MicroSystems 1: $2.35 5,473In Stock	Mfr. Part No. A8586KLJTR-T-1 Mouser Part No 250-A8586KLJTR-T-1	Allegro MicroSystems	Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PWM Learn More about Allegro MicroSystems allegro single output regulators	Datasheet	5,473In Stock	Cut Tape $2.35 $1.75 $1.60 $1.43 Reel $1.20 View $1.35 $1.31 $1.26 $1.13 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOIC-8	Buck	800 mV to 30 V	3.5 A	1 Output	27 uA	2 MHz	- 40 C	+ 150 C	A8586	Reel, Cut Tape, MouseReel
Switching Voltage Regulators WIDE INPUT 1A LOW IQ BUCK (8590-BASE) ARG81800KESJSR-1 Allegro MicroSystems 1: $2.07 5,903In Stock	Mfr. Part No. ARG81800KESJSR-1 Mouser Part No 250-ARG81800KESJSR-1	Allegro MicroSystems	Switching Voltage Regulators WIDE INPUT 1A LOW IQ BUCK (8590-BASE) Learn More about Allegro MicroSystems allegro arg81800 regulators	Datasheet	5,903In Stock	Cut Tape $2.07 $1.86 $1.70 $1.52 View Reel $1.19 $1.44 $1.39 $1.33 $1.32 $1.19 MouseReel Available	Min.: 1 Mult.: 1 : 6,000		ES-20									ARG81800	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 40V, 3A SYNCHRONOUS BUCK MODULE IN 4X6MM APM81911KNBATR Allegro MicroSystems 1: $3.74 4,779In Stock	Mfr. Part No. APM81911KNBATR Mouser Part No 250-APM81911KNBATR	Allegro MicroSystems	Switching Voltage Regulators 40V, 3A SYNCHRONOUS BUCK MODULE IN 4X6MM Learn More about Allegro MicroSystems allegro apm81911 modules	Datasheet	4,779In Stock	Cut Tape $3.74 $3.68 $3.54 $3.39 View Reel $3.28 $3.28 $3.28 Quote	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-32	Buck	800 mV to 24 V	3 A	1 Output	6 uA	250 kHz to 2.4 MHz	- 40 C	+ 150 C	APM81911	Reel, Cut Tape
Switching Voltage Regulators 80V, 800MA SYNC BUCK DC-DC REGULATOR APM81815KNBJTR Allegro MicroSystems 1: $4.04 225In Stock 9,000Expected 19/11/2026 New Product	Mfr. Part No. APM81815KNBJTR Mouser Part No 250-APM81815KNBJTR New Product	Allegro MicroSystems	Switching Voltage Regulators 80V, 800MA SYNC BUCK DC-DC REGULATOR Learn More about Allegro MicroSystems allegro apm81815 buck regulators	Datasheet	225In Stock 9,000Expected 19/11/2026	Cut Tape $4.04 $3.06 $2.81 $2.54 View Reel $2.24 $2.41 $2.40 $2.32 $2.24	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-24	Buck	3.3 V, 5 V, 5.35 V, 12 V	1.5 A	1 Output	28 uA	2.15 MHz	- 40 C	+ 150 C	APM81815	Reel, Cut Tape
Switching Voltage Regulators 40V 3A SYNCHRONOUS BUCK MODULE IN 4X6MM APM81911KNBATR-1 Allegro MicroSystems 1: $3.74 8,952In Stock	Mfr. Part No. APM81911KNBATR-1 Mouser Part No 250-APM81911KNBATR-1	Allegro MicroSystems	Switching Voltage Regulators 40V 3A SYNCHRONOUS BUCK MODULE IN 4X6MM Learn More about Allegro MicroSystems allegro apm81911 modules	Datasheet	8,952In Stock	Cut Tape $3.74 $3.68 $3.54 $3.39 $3.28 Reel $3.28	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-32	Buck	800 mV to 24 V	3 A	1 Output	6 uA	250 kHz to 2.4 MHz	- 40 C	+ 150 C	APM81911	Reel, Cut Tape
Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PFM DITHER A8586KLJTR-T Allegro MicroSystems 1: $2.40 14,733In Stock	Mfr. Part No. A8586KLJTR-T Mouser Part No 250-A8586KLJTR-T	Allegro MicroSystems	Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PFM DITHER Learn More about Allegro MicroSystems allegro single output regulators	Datasheet	14,733In Stock	Cut Tape $2.40 $1.78 $1.63 $1.43 Reel $1.20 View $1.35 $1.31 $1.29 $1.15 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOIC-8	Buck	800 mV to 30 V	3.5 A	1 Output	27 uA	2 MHz	- 40 C	+ 150 C	A8586	Reel, Cut Tape, MouseReel
Switching Voltage Regulators ADJUSTABLE FREQUENCY BUCK REGULATOR A4412KLVTR-T Allegro MicroSystems 1: $7.39 12,587In Stock	Mfr. Part No. A4412KLVTR-T Mouser Part No 250-A4412KLVTR-T	Allegro MicroSystems	Switching Voltage Regulators ADJUSTABLE FREQUENCY BUCK REGULATOR Learn More about Allegro MicroSystems allegro multiple output regulators	Datasheet	12,587In Stock	Cut Tape $7.39 $5.70 $5.28 $4.81 View Reel $4.18 $4.46 $4.45 $4.32 $4.19 $4.18 MouseReel Available	Min.: 1 Mult.: 1 : 4,000		TSSOP-EP-38									A4412	Reel, Cut Tape, MouseReel
Switching Voltage Regulators UMC VERSION OF 4447 A4447SLJTR-T Allegro MicroSystems 1: $1.60 13,070In Stock	Mfr. Part No. A4447SLJTR-T Mouser Part No 250-A4447SLJTR-T	Allegro MicroSystems	Switching Voltage Regulators UMC VERSION OF 4447 Learn More about Allegro MicroSystems allegro single output regulators	Datasheet	13,070In Stock	Cut Tape $1.60 $1.20 $1.10 $0.989 Reel $0.845 View $0.937 $0.906 $0.898 $0.823 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOIC-8	Buck	800 mV to 24 V	2 A	1 Output	4.4 mA		- 20 C	+ 85 C	A4447	Reel, Cut Tape, MouseReel
Switching Voltage Regulators HIGH VOLTAGE STEP DOWN REGULATOR A8498SLJTR-T Allegro MicroSystems 1: $1.75 6,037In Stock 9,000Expected 16/04/2027	Mfr. Part No. A8498SLJTR-T Mouser Part No 250-A8498SLJTR-T	Allegro MicroSystems	Switching Voltage Regulators HIGH VOLTAGE STEP DOWN REGULATOR Learn More about Allegro MicroSystems allegro single output regulators	Datasheet	6,037In Stock 9,000Expected 16/04/2027	Cut Tape $1.75 $1.30 $1.19 $1.12 Reel $0.936 View $1.05 $1.01 $0.917 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	SOIC-8	Buck	800 mV to 24 V	3 A	1 Output	4.4 mA		- 20 C	+ 85 C	A8498	Reel, Cut Tape, MouseReel
Switching Voltage Regulators UMC VERSION OF 4490 A4490EESTR-T Allegro MicroSystems 1: $3.04 3,387In Stock	Mfr. Part No. A4490EESTR-T Mouser Part No 250-A4490EESTR-T	Allegro MicroSystems	Switching Voltage Regulators UMC VERSION OF 4490	Datasheet	3,387In Stock	Cut Tape $3.04 $2.28 $2.09 $1.88 Reel $1.60 View $1.78 $1.75 $1.64 $1.58 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	QFN-20	Buck			3 Output	6 mA	550 kHz	- 40 C	+ 85 C	A4490	Reel, Cut Tape, MouseReel
Switching Voltage Regulators WIDE INPUTVOLTAGE, 2 A BUCK REGULATOR, 2 MHZ FSW, LOW IQ, LOW DROP OUT A8591KEJTR-J-1 Allegro MicroSystems 1: $3.50 294In Stock	Mfr. Part No. A8591KEJTR-J-1 Mouser Part No 250-A8591KEJTR-J-1	Allegro MicroSystems	Switching Voltage Regulators WIDE INPUTVOLTAGE, 2 A BUCK REGULATOR, 2 MHZ FSW, LOW IQ, LOW DROP OUT Learn More about Allegro MicroSystems allegro single output regulators	Datasheet	294In Stock	Cut Tape $3.50 $2.61 $2.39 $2.14 View Reel $1.81 $2.02 $1.98 $1.88 $1.81 MouseReel Available	Min.: 1 Mult.: 1 : 1,500		EJ-10									A8591	Reel, Cut Tape, MouseReel
Switching Voltage Regulators HIGH FREQUENCY BUCK REGULATOR A8584KLPTR-T Allegro MicroSystems 1: $2.82 25In Stock	Mfr. Part No. A8584KLPTR-T Mouser Part No 250-A8584KLPTR-T	Allegro MicroSystems	Switching Voltage Regulators HIGH FREQUENCY BUCK REGULATOR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	25In Stock	Cut Tape $2.82 $2.10 $1.92 $1.72 View Reel $1.47 $1.63 $1.59 $1.51 $1.48 $1.47 MouseReel Available	Min.: 1 Mult.: 1 : 4,000		TSSOP-16									A8584	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 40V, 3.5A, STEP DOWN CONVERTER A8586KEJTR-T Allegro MicroSystems 1: $2.43 675In Stock 183On Order	Mfr. Part No. A8586KEJTR-T Mouser Part No 250-A8586KEJTR-T	Allegro MicroSystems	Switching Voltage Regulators 40V, 3.5A, STEP DOWN CONVERTER Learn More about Allegro MicroSystems allegro single output regulators	Datasheet	675In Stock 183On Order	Cut Tape $2.43 $1.80 $1.64 $1.47 Reel $1.25 View $1.39 $1.35 $1.29 $1.22 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	DFN-10	Buck	800 mV to 30 V	3.5 A	1 Output	27 uA	2 MHz	- 40 C	+ 150 C	A8586	Reel, Cut Tape, MouseReel
Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PWM A8586KEJTR-T-2 Allegro MicroSystems 1: $2.35 80On Order	Mfr. Part No. A8586KEJTR-T-2 Mouser Part No 250-A8586KEJTR-T-2	Allegro MicroSystems	Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PWM Learn More about Allegro MicroSystems allegro single output regulators	Datasheet	80On Order	Cut Tape $2.35 $1.75 $1.60 $1.43 View Reel $1.20 $1.35 $1.31 $1.24 $1.20 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	DFN-10	Buck	800 mV to 30 V	3.5 A	1 Output	27 uA	1.6 MHz to 2.4 MHz	- 40 C	+ 150 C	A8586	Reel, Cut Tape, MouseReel
Switching Voltage Regulators WIDE INPUT 1A LOW IQ BUCK (8590-BASE) ARG81800KESJSR Allegro MicroSystems 18,000: $1.34 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. ARG81800KESJSR Mouser Part No 250-ARG81800KESJSR	Allegro MicroSystems	Switching Voltage Regulators WIDE INPUT 1A LOW IQ BUCK (8590-BASE) Learn More about Allegro MicroSystems allegro arg81800 regulators	Datasheet	Non-Stocked Lead-Time 10 Weeks	Cut Tape $1.34 MouseReel Available	Min.: 18,000 Mult.: 18,000 : 6,000		ES-20									ARG81800	Reel
Switching Voltage Regulators HIGH FREQUENCY BUCK REGULATOR A8582KLPTR-T Allegro MicroSystems 12,000: $1.82 Non-Stocked Lead-Time 36 Weeks	Mfr. Part No. A8582KLPTR-T Mouser Part No 250-A8582KLPTR-T	Allegro MicroSystems	Switching Voltage Regulators HIGH FREQUENCY BUCK REGULATOR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	Non-Stocked Lead-Time 36 Weeks	Cut Tape $1.82 MouseReel Available	Min.: 12,000 Mult.: 12,000 : 4,000		TSSOP-16									A8582	Reel