Semiconductors – Mouser United Kingdom

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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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Types of Semiconductors

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Part #

Switching Voltage Regulators CONSTANT ON TIME BUCK SWITCHING REGULATO

A4403GEUTR-T
Allegro MicroSystems
1: £1.53
30,337In Stock

Mfr. Part No.
A4403GEUTR-T

Mouser Part No
250-A4403GEUTR-T

Allegro MicroSystems

Switching Voltage Regulators CONSTANT ON TIME BUCK SWITCHING REGULATO

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Datasheet

30,337In Stock

Cut Tape

£1.53

£1.13

£1.02

£0.917

Reel

£0.766

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Switching Voltage Regulators LOW INPUT VOLTAGE BUCK REGULATOR

A8650KEJTR-T
Allegro MicroSystems
1: £2.01
17,999In Stock

Mfr. Part No.
A8650KEJTR-T

Mouser Part No
250-A8650KEJTR-T

Allegro MicroSystems

Switching Voltage Regulators LOW INPUT VOLTAGE BUCK REGULATOR

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Datasheet

17,999In Stock

Cut Tape

£2.01

£1.50

£1.37

£1.23

Reel

£1.05

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Power Management Specialised - PMIC SIDE WALL PLATED 8603

A8603KESTR-R
Allegro MicroSystems
1: £2.73
8,335In Stock

Mfr. Part No.
A8603KESTR-R

Mouser Part No
250-A8603KESTR-R

Allegro MicroSystems

Power Management Specialised - PMIC SIDE WALL PLATED 8603

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Datasheet

8,335In Stock

Cut Tape

£2.73

£2.06

£1.89

£1.70

View

Reel

£1.36

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Power Management Specialised - PMIC MULTI-OUTPUT AUTOMOTIVE REGULATOR

A4405KLPTR-T
Allegro MicroSystems
1: £3.29
7,865In Stock

Mfr. Part No.
A4405KLPTR-T

Mouser Part No
250-A4405KLPTR-T

Allegro MicroSystems

Power Management Specialised - PMIC MULTI-OUTPUT AUTOMOTIVE REGULATOR

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Datasheet

7,865In Stock

Cut Tape

£3.29

£2.50

£2.29

£2.07

View

Reel

£1.67

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PWM

A8586KLJTR-T-2
Allegro MicroSystems
1: £1.76
2,995In 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

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Datasheet

2,995In Stock

Cut Tape

£1.76

£1.32

£1.20

£1.07

Reel

£0.899

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Voltage Regulators WIDE INPUT 1A LOW IQ BUCK (8590-BASE)

ARG81800KESJSR-1
Allegro MicroSystems
1: £1.55
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)

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Datasheet

5,903In Stock

Cut Tape

£1.55

£1.43

£1.31

£1.20

View

Reel

£0.978

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: £1.76
5,504In 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

Datasheet

5,504In Stock

Cut Tape

£1.76

£1.32

£1.20

£1.07

Reel

£0.899

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Voltage Regulators UMC VERSION OF 4447

A4447SLJTR-T
Allegro MicroSystems
1: £1.20
6,497In Stock
9,000Expected 06/08/2026

Mfr. Part No.
A4447SLJTR-T

Mouser Part No
250-A4447SLJTR-T

Allegro MicroSystems

Switching Voltage Regulators UMC VERSION OF 4447

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Datasheet

6,497In Stock

9,000Expected 06/08/2026

Cut Tape

£1.20

£0.899

£0.826

£0.743

Reel

£0.635

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Voltage Regulators HIGH VOLTAGE STEP DOWN REGULATOR

A8498SLJTR-T
Allegro MicroSystems
1: £1.32
12,868In Stock

Mfr. Part No.
A8498SLJTR-T

Mouser Part No
250-A8498SLJTR-T

Allegro MicroSystems

Switching Voltage Regulators HIGH VOLTAGE STEP DOWN REGULATOR

Learn More

Datasheet

12,868In Stock

Cut Tape

£1.32

£0.978

£0.89

£0.841

Reel

£0.703

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Voltage Regulators ADJUSTABLE FREQUENCY BUCK REGULATOR

A4412KLVTR-T
Allegro MicroSystems
1: £5.55
621In Stock
12,000Expected 20/08/2026

Mfr. Part No.
A4412KLVTR-T

Mouser Part No
250-A4412KLVTR-T

Allegro MicroSystems

Switching Voltage Regulators ADJUSTABLE FREQUENCY BUCK REGULATOR

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Datasheet

621In Stock

12,000Expected 20/08/2026

Cut Tape

£5.55

£4.28

£3.96

£3.61

View

Reel

£3.13

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Switching Voltage Regulators 40 V, 3.5 STEP-DOWN CONVERTER, PFM DITHER

A8586KLJTR-T
Allegro MicroSystems
1: £1.80
48In Stock
18,000Expected 14/09/2026

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

Datasheet

48In Stock

18,000Expected 14/09/2026

Cut Tape

£1.80

£1.34

£1.22

£1.07

Reel

£0.899

View

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: £2.63
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

Datasheet

294In Stock

Cut Tape

£2.63

£1.96

£1.80

£1.61

View

Reel

£1.36

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: £1.76
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

Datasheet

80On Order

Cut Tape

£1.76

£1.32

£1.20

£1.07

View

Reel

£0.899

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Power Management Specialised - PMIC UMC VERSION OF 8601

A8601KLPTR-T
Allegro MicroSystems
12,000: £2.69
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
A8601KLPTR-T

Mouser Part No
250-A8601KLPTR-T

Allegro MicroSystems

Power Management Specialised - PMIC UMC VERSION OF 8601

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Cut Tape

£2.69

MouseReel Available

Min.: 12,000
Mult.: 12,000

: 4,000

Power Management Specialised - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR

ARG81400KLVATR
Allegro MicroSystems
12,000: £3.22
Non-Stocked Lead-Time 10 Weeks

Mfr. Part No.
ARG81400KLVATR

Mouser Part No
250-ARG81400KLVATR

Allegro MicroSystems

Power Management Specialised - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR

Learn More

Datasheet

Non-Stocked Lead-Time 10 Weeks

Cut Tape

£3.22

MouseReel Available

Min.: 12,000
Mult.: 12,000

: 4,000

Power Management Specialised - PMIC UMC VERSION

A4407KLPTR-T
Allegro MicroSystems
12,000: £2.18
Non-Stocked Lead-Time 36 Weeks

Mfr. Part No.
A4407KLPTR-T

Mouser Part No
250-A4407KLPTR-T

Allegro MicroSystems

Power Management Specialised - PMIC UMC VERSION

Learn More

Datasheet

Non-Stocked Lead-Time 36 Weeks

Cut Tape

£2.18

MouseReel Available

Min.: 12,000
Mult.: 12,000

: 4,000

Power Management Specialised - PMIC MEP LEADFRAME - 444432 VERSION OF A4408

A4408KLVTR-T
Allegro MicroSystems
12,000: £4.32
Non-Stocked Lead-Time 36 Weeks

Mfr. Part No.
A4408KLVTR-T

Mouser Part No
250-A4408KLVTR-T

Allegro MicroSystems

Power Management Specialised - PMIC MEP LEADFRAME - 444432 VERSION OF A4408

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Datasheet

Non-Stocked Lead-Time 36 Weeks

Cut Tape

£4.32

MouseReel Available

Min.: 12,000
Mult.: 12,000

: 4,000

Power Management Specialised - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR

A4411KLVTR-T
Allegro MicroSystems
12,000: £2.77
Non-Stocked Lead-Time 36 Weeks

Mfr. Part No.
A4411KLVTR-T

Mouser Part No
250-A4411KLVTR-T

Allegro MicroSystems

Power Management Specialised - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR

Learn More

Datasheet

Non-Stocked Lead-Time 36 Weeks

Cut Tape

£2.77

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: £1.01
Non-Stocked Lead-Time 36 Weeks

Mfr. Part No.
A8587KEJTR-T

Mouser Part No
250-A8587KEJTR-T

Allegro MicroSystems

Switching Voltage Regulators 40 V, 2.0 STEP-DOWN CONVERTER, PFM

Learn More

Datasheet

Non-Stocked Lead-Time 36 Weeks

Cut Tape

£1.01

MouseReel Available

Min.: 18,000
Mult.: 18,000

: 1,500

Power Management Specialised - PMIC MULTI-OUTPUT REGULATOR FOR AUTOMOTIVE APPLICATIONS

A8600EJPTR-T
Allegro MicroSystems
9,000: £6.24
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
A8600EJPTR-T

Mouser Part No
250-A8600EJPTR-T

Allegro MicroSystems

Power Management Specialised - PMIC MULTI-OUTPUT REGULATOR FOR AUTOMOTIVE APPLICATIONS

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Datasheet

Non-Stocked Lead-Time 24 Weeks

Cut Tape

£6.24

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: £2.08
Non-Stocked Lead-Time 36 Weeks

Mfr. Part No.
A8651KLPTR-T-1

Mouser Part No
250-A8651KLPTR-T-1

Allegro MicroSystems

Switching Voltage Regulators AUTOMOTIVE DUAL OUTPUT 5V BUCK

Learn More

Datasheet

Non-Stocked Lead-Time 36 Weeks

Cut Tape

£2.08

MouseReel Available

Min.: 12,000
Mult.: 12,000

: 4,000

Current & Power Monitors & Regulators AUTOMOTIVE SYNCHRONOUS BUCK CONTROLER

A8660KESTR-J
Allegro MicroSystems
9,000: £1.25
Non-Stocked Lead-Time 36 Weeks

Mfr. Part No.
A8660KESTR-J

Mouser Part No
250-A8660KESTR-J

Allegro MicroSystems

Current & Power Monitors & Regulators AUTOMOTIVE SYNCHRONOUS BUCK CONTROLER

Learn More

Datasheet

Non-Stocked Lead-Time 36 Weeks

Cut Tape

£1.25

MouseReel Available

Min.: 9,000
Mult.: 9,000

: 1,500

Power Management Specialised - PMIC PRE-REGULATOR WITH 5 IINTERNAL LINEAR REGULATORS, WATCHDOG TIMER, AND SPI

ARG81402KETATR
Allegro MicroSystems
9,000: £2.53
Non-Stocked Lead-Time 36 Weeks

Mfr. Part No.
ARG81402KETATR

Mouser Part No
250-ARG81402KETATR

Allegro MicroSystems

Power Management Specialised - PMIC PRE-REGULATOR WITH 5 IINTERNAL LINEAR REGULATORS, WATCHDOG TIMER, AND SPI

Learn More

Datasheet

Non-Stocked Lead-Time 36 Weeks

Cut Tape

£2.53

MouseReel Available

Min.: 9,000
Mult.: 9,000

: 1,500

Switching Voltage Regulators WIDE INPUT 1A LOW IQ BUCK (8590-BASE)

ARG81800KESJSR
Allegro MicroSystems
18,000: £1.00
Non-Stocked Lead-Time 36 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

Datasheet

Non-Stocked Lead-Time 36 Weeks

Cut Tape

£1.00

MouseReel Available

Min.: 18,000
Mult.: 18,000

: 6,000

Regulators

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