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Regulators

Allegro MicroSystems Regulators offer a large selection of wide-input, Grade 0 automotive and industrial power management ICs. The regulator solutions deliver excellent value, high quality, and meaningful integration. Furthermore, the robust, efficient regulators feature a high-temperature operation (150°C).

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (KRW) Filter the results in the table by unit price based on your quantity.	Qty.
Switching Voltage Regulators CONSTANT ON TIME BUCK SWITCHING REGULATO A4403GEUTR-T Allegro MicroSystems 1: ₩2,860.7 30,302In Stock	Mfr. Part # A4403GEUTR-T Mouser Part # 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 ₩2,860.7 ₩2,113.8 ₩1,930.6 ₩1,719.2 Reel ₩1,437.4 View ₩1,620.6 ₩1,564.2 ₩1,479.7 ₩1,289.4 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Power Management Specialized - PMIC SIDE WALL PLATED 8603 A8603KESTR-R Allegro MicroSystems 1: ₩5,129.5 8,210In Stock	Mfr. Part # A8603KESTR-R Mouser Part # 250-A8603KESTR-R	Allegro MicroSystems	Power Management Specialized - PMIC SIDE WALL PLATED 8603 Learn More about Allegro MicroSystems allegro multiple output regulators	Datasheet	8,210In Stock	Cut Tape ₩5,129.5 ₩3,875.3 ₩3,551.2 ₩3,198.9 Reel ₩2,733.8 View ₩3,029.8 ₩3,001.6 ₩2,818.4 ₩2,466.1 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Power Management Specialized - PMIC MULTI-OUTPUT AUTOMOTIVE REGULATOR A4405KLPTR-T Allegro MicroSystems 1: ₩6,172.3 7,840In Stock	Mfr. Part # A4405KLPTR-T Mouser Part # 250-A4405KLPTR-T	Allegro MicroSystems	Power Management Specialized - PMIC MULTI-OUTPUT AUTOMOTIVE REGULATOR Learn More about Allegro MicroSystems allegro multiple output regulators	Datasheet	7,840In Stock	Cut Tape ₩6,172.3 ₩4,678.5 ₩4,298.1 ₩3,889.4 View Reel ₩2,945.2 ₩3,692.1 ₩3,678 ₩3,466.6 ₩3,396.2 ₩2,945.2 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Switching Voltage Regulators LOW INPUT VOLTAGE BUCK REGULATOR A8650KEJTR-T Allegro MicroSystems 1: ₩3,776.7 17,999In Stock	Mfr. Part # A8650KEJTR-T Mouser Part # 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 ₩3,776.7 ₩2,818.4 ₩2,578.8 ₩2,311.1 Reel ₩1,958.8 View ₩2,184.3 ₩2,113.8 ₩2,015.2 ₩1,930.6 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Switching Voltage Regulators UMC VERSION OF 4447 A4447SLJTR-T Allegro MicroSystems 1: ₩2,254.7 13,070In Stock	Mfr. Part # A4447SLJTR-T Mouser Part # 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 ₩2,254.7 ₩1,691 ₩1,550.1 ₩1,393.7 Reel ₩1,190.8 View ₩1,320.4 ₩1,276.7 ₩1,265.5 ₩1,159.8 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Switching Voltage Regulators WIDE INPUT 1A LOW IQ BUCK (8590-BASE) ARG81800KESJSR-1 Allegro MicroSystems 1: ₩2,917 5,903In Stock	Mfr. Part # ARG81800KESJSR-1 Mouser Part # 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 ₩2,917 ₩2,621.1 ₩2,395.6 ₩2,142 View Reel ₩1,662.9 ₩2,029.2 ₩1,958.8 ₩1,874.2 ₩1,860.1 ₩1,662.9 MouseReel Available	Min.: 1 Mult.: 1 : 6,000
Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PWM A8586KLJTR-T-1 Allegro MicroSystems 1: ₩3,311.6 5,473In Stock	Mfr. Part # A8586KLJTR-T-1 Mouser Part # 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 ₩3,311.6 ₩2,466.1 ₩2,254.7 ₩2,015.2 Reel ₩1,691 View ₩1,902.4 ₩1,846.1 ₩1,775.6 ₩1,578.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PWM A8586KLJTR-T-2 Allegro MicroSystems 1: ₩3,311.6 2,985In Stock	Mfr. Part # A8586KLJTR-T-2 Mouser Part # 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 ₩3,311.6 ₩2,466.1 ₩2,254.7 ₩2,015.2 Reel ₩1,691 View ₩1,902.4 ₩1,846.1 ₩1,775.6 ₩1,578.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PFM DITHER A8586KLJTR-T Allegro MicroSystems 1: ₩3,382.1 14,733In Stock	Mfr. Part # A8586KLJTR-T Mouser Part # 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 ₩3,382.1 ₩2,508.4 ₩2,297 ₩2,015.2 Reel ₩1,691 View ₩1,902.4 ₩1,846.1 ₩1,817.9 ₩1,620.6 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Switching Voltage Regulators ADJUSTABLE FREQUENCY BUCK REGULATOR A4412KLVTR-T Allegro MicroSystems 1: ₩10,414 12,587In Stock	Mfr. Part # A4412KLVTR-T Mouser Part # 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 ₩10,414 ₩8,032.4 ₩7,440.6 ₩6,778.3 View Reel ₩5,890.5 ₩6,285 ₩6,270.9 ₩6,087.7 ₩5,904.5 ₩5,890.5 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Switching Voltage Regulators HIGH VOLTAGE STEP DOWN REGULATOR A8498SLJTR-T Allegro MicroSystems 1: ₩2,466.1 6,037In Stock 9,000Expected 4/16/2027	Mfr. Part # A8498SLJTR-T Mouser Part # 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 4/16/2027	Cut Tape ₩2,466.1 ₩1,832 ₩1,676.9 ₩1,578.3 Reel ₩1,319 View ₩1,479.7 ₩1,423.3 ₩1,292.2 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Switching Voltage Regulators WIDE INPUTVOLTAGE, 2 A BUCK REGULATOR, 2 MHZ FSW, LOW IQ, LOW DROP OUT A8591KEJTR-J-1 Allegro MicroSystems 1: ₩4,932.2 294In Stock	Mfr. Part # A8591KEJTR-J-1 Mouser Part # 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 ₩4,932.2 ₩3,678 ₩3,368 ₩3,015.7 View Reel ₩2,550.7 ₩2,846.6 ₩2,790.2 ₩2,649.3 ₩2,550.7 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PWM A8586KEJTR-T-2 Allegro MicroSystems 1: ₩3,311.6 80On Order	Mfr. Part # A8586KEJTR-T-2 Mouser Part # 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 ₩3,311.6 ₩2,466.1 ₩2,254.7 ₩2,015.2 View Reel ₩1,691 ₩1,902.4 ₩1,846.1 ₩1,747.4 ₩1,691 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Power Management Specialized - PMIC UMC VERSION OF 8601 A8601KLPTR-T Allegro MicroSystems 12,000: ₩5,044.9 Non-Stocked Lead-Time 10 Weeks	Mfr. Part # A8601KLPTR-T Mouser Part # 250-A8601KLPTR-T	Allegro MicroSystems	Power Management Specialized - PMIC UMC VERSION OF 8601 Learn More about Allegro MicroSystems allegro multiple output regulators	Datasheet	Non-Stocked Lead-Time 10 Weeks	Cut Tape ₩5,044.9 MouseReel Available	Min.: 12,000 Mult.: 12,000 : 4,000
Switching Voltage Regulators WIDE INPUT 1A LOW IQ BUCK (8590-BASE) ARG81800KESJSR Allegro MicroSystems 18,000: ₩1,888.3 Non-Stocked Lead-Time 10 Weeks	Mfr. Part # ARG81800KESJSR Mouser Part # 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 ₩1,888.3 MouseReel Available	Min.: 18,000 Mult.: 18,000 : 6,000
Power Management Specialized - PMIC UMC VERSION A4407KLPTR-T Allegro MicroSystems 12,000: ₩3,833 Non-Stocked Lead-Time 40 Weeks	Mfr. Part # A4407KLPTR-T Mouser Part # 250-A4407KLPTR-T	Allegro MicroSystems	Power Management Specialized - PMIC UMC VERSION Learn More about Allegro MicroSystems allegro multiple output regulators	Datasheet	Non-Stocked Lead-Time 40 Weeks	Cut Tape ₩3,833 MouseReel Available	Min.: 12,000 Mult.: 12,000 : 4,000
Power Management Specialized - PMIC MEP LEADFRAME - 444432 VERSION OF A4408 A4408KLVTR-T Allegro MicroSystems 12,000: ₩8,102.9 Non-Stocked Lead-Time 40 Weeks	Mfr. Part # A4408KLVTR-T Mouser Part # 250-A4408KLVTR-T	Allegro MicroSystems	Power Management Specialized - PMIC MEP LEADFRAME - 444432 VERSION OF A4408 Learn More about Allegro MicroSystems allegro multiple output regulators	Datasheet	Non-Stocked Lead-Time 40 Weeks	Cut Tape ₩8,102.9 MouseReel Available	Min.: 12,000 Mult.: 12,000 : 4,000
Power Management Specialized - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR A4411KLVTR-T Allegro MicroSystems 12,000: ₩5,199.9 Non-Stocked Lead-Time 40 Weeks	Mfr. Part # A4411KLVTR-T Mouser Part # 250-A4411KLVTR-T	Allegro MicroSystems	Power Management Specialized - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR Learn More about Allegro MicroSystems allegro multiple output regulators	Datasheet	Non-Stocked Lead-Time 40 Weeks	Cut Tape ₩5,199.9 MouseReel Available	Min.: 12,000 Mult.: 12,000 : 4,000
Switching Voltage Regulators 40 V, 2.0 STEP-DOWN CONVERTER, PFM A8587KEJTR-T Allegro MicroSystems 18,000: ₩1,902.4 Non-Stocked Lead-Time 36 Weeks	Mfr. Part # A8587KEJTR-T Mouser Part # 250-A8587KEJTR-T	Allegro MicroSystems	Switching Voltage Regulators 40 V, 2.0 STEP-DOWN CONVERTER, PFM Learn More about Allegro MicroSystems allegro single output regulators	Datasheet	Non-Stocked Lead-Time 36 Weeks	Cut Tape ₩1,902.4 MouseReel Available	Min.: 18,000 Mult.: 18,000 : 1,500
Power Management Specialized - PMIC MULTI-OUTPUT REGULATOR FOR AUTOMOTIVE APPLICATIONS A8600EJPTR-T Allegro MicroSystems 9,000: ₩11,710.5 Non-Stocked Lead-Time 24 Weeks	Mfr. Part # A8600EJPTR-T Mouser Part # 250-A8600EJPTR-T	Allegro MicroSystems	Power Management Specialized - PMIC MULTI-OUTPUT REGULATOR FOR AUTOMOTIVE APPLICATIONS Learn More about Allegro MicroSystems allegro multiple output regulators	Datasheet	Non-Stocked Lead-Time 24 Weeks	Cut Tape ₩11,710.5 MouseReel Available	Min.: 9,000 Mult.: 9,000 : 1,500
Switching Voltage Regulators AUTOMOTIVE DUAL OUTPUT 5V BUCK A8651KLPTR-T-1 Allegro MicroSystems 12,000: ₩3,903.5 Non-Stocked Lead-Time 36 Weeks	Mfr. Part # A8651KLPTR-T-1 Mouser Part # 250-A8651KLPTR-T-1	Allegro MicroSystems	Switching Voltage Regulators AUTOMOTIVE DUAL OUTPUT 5V BUCK Learn More about Allegro MicroSystems allegro multiple output regulators	Datasheet	Non-Stocked Lead-Time 36 Weeks	Cut Tape ₩3,903.5 MouseReel Available	Min.: 12,000 Mult.: 12,000 : 4,000
Current & Power Monitors & Regulators AUTOMOTIVE SYNCHRONOUS BUCK CONTROLER A8660KESTR-J Allegro MicroSystems 9,000: ₩2,339.3 Non-Stocked Lead-Time 36 Weeks	Mfr. Part # A8660KESTR-J Mouser Part # 250-A8660KESTR-J	Allegro MicroSystems	Current & Power Monitors & Regulators AUTOMOTIVE SYNCHRONOUS BUCK CONTROLER Learn More about Allegro MicroSystems allegro a8660 buck controller	Datasheet	Non-Stocked Lead-Time 36 Weeks	Cut Tape ₩2,339.3 MouseReel Available	Min.: 9,000 Mult.: 9,000 : 1,500
Power Management Specialized - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR ARG81400KLVATR Allegro MicroSystems 12,000: ₩6,623.2 Non-Stocked Lead-Time 36 Weeks	Mfr. Part # ARG81400KLVATR Mouser Part # 250-ARG81400KLVATR	Allegro MicroSystems	Power Management Specialized - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR Learn More about Allegro MicroSystems allegro multiple output regulators	Datasheet	Non-Stocked Lead-Time 36 Weeks	Cut Tape ₩6,623.2 MouseReel Available	Min.: 12,000 Mult.: 12,000 : 4,000
Power Management Specialized - PMIC PRE-REGULATOR WITH 5 IINTERNAL LINEAR REGULATORS, WATCHDOG TIMER, AND SPI ARG81402KETATR Allegro MicroSystems 9,000: ₩4,749 Non-Stocked Lead-Time 36 Weeks	Mfr. Part # ARG81402KETATR Mouser Part # 250-ARG81402KETATR	Allegro MicroSystems	Power Management Specialized - PMIC PRE-REGULATOR WITH 5 IINTERNAL LINEAR REGULATORS, WATCHDOG TIMER, AND SPI Learn More about Allegro MicroSystems allegro arg81402 regulators	Datasheet	Non-Stocked Lead-Time 36 Weeks	Cut Tape ₩4,749 MouseReel Available	Min.: 9,000 Mult.: 9,000 : 1,500

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Regulators

Types of Semiconductors