Semiconductors – Mouser Singapore

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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: $2.76
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

$2.76

$2.04

$1.84

$1.66

Reel

$1.39

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Switching Voltage Regulators LOW INPUT VOLTAGE BUCK REGULATOR

A8650KEJTR-T
Allegro MicroSystems
1: $3.64
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

$3.64

$2.72

$2.49

$2.23

Reel

$1.89

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Power Management Specialised - PMIC SIDE WALL PLATED 8603

A8603KESTR-R
Allegro MicroSystems
1: $4.95
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

$4.95

$3.73

$3.43

$3.09

Reel

$2.37

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Power Management Specialised - PMIC MULTI-OUTPUT AUTOMOTIVE REGULATOR

A4405KLPTR-T
Allegro MicroSystems
1: $5.96
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

$5.96

$4.52

$4.15

$3.75

View

Reel

$2.96

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: $3.20
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

$3.20

$2.38

$2.18

$1.94

Reel

$1.63

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: $2.82
5,953In 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

5,953In Stock

Cut Tape

$2.82

$2.60

$2.37

$2.19

View

Reel

$1.77

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: $3.20
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

$3.20

$2.38

$2.18

$1.94

Reel

$1.63

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Voltage Regulators UMC VERSION OF 4447

A4447SLJTR-T
Allegro MicroSystems
1: $2.18
6,687In Stock
9,000Expected 6/8/2026

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

6,687In Stock

9,000Expected 6/8/2026

Cut Tape

$2.18

$1.65

$1.51

$1.35

Reel

$1.15

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Voltage Regulators HIGH VOLTAGE STEP DOWN REGULATOR

A8498SLJTR-T
Allegro MicroSystems
1: $2.41
12,968In Stock

Mfr. Part No.
A8498SLJTR-T

Mouser Part No
250-A8498SLJTR-T

Allegro MicroSystems

Switching Voltage Regulators HIGH VOLTAGE STEP DOWN REGULATOR

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Datasheet

12,968In Stock

Cut Tape

$2.41

$1.80

$1.62

$1.52

Reel

$1.27

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Voltage Regulators ADJUSTABLE FREQUENCY BUCK REGULATOR

A4412KLVTR-T
Allegro MicroSystems
1: $10.05
621In Stock
12,000Expected 20/8/2026

Mfr. Part No.
A4412KLVTR-T

Mouser Part No
250-A4412KLVTR-T

Allegro MicroSystems

Switching Voltage Regulators ADJUSTABLE FREQUENCY BUCK REGULATOR

Learn More

Datasheet

621In Stock

12,000Expected 20/8/2026

Cut Tape

$10.05

$7.75

$7.18

$6.54

$6.39

Reel

$6.39

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: $3.26
48In Stock
18,000Expected 14/9/2026

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 14/9/2026

Cut Tape

$3.26

$2.42

$2.22

$1.94

Reel

$1.63

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: $4.76
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

$4.76

$3.55

$3.25

$2.91

View

Reel

$2.46

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: $3.20
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

$3.20

$2.38

$2.18

$1.94

View

Reel

$1.63

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Power Management Specialised - PMIC UMC VERSION OF 8601

A8601KLPTR-T
Allegro MicroSystems
12,000: $4.87
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

$4.87

MouseReel Available

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

: 4,000

Power Management Specialised - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR

ARG81400KLVATR
Allegro MicroSystems
12,000: $5.83
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

$5.83

MouseReel Available

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

: 4,000

Power Management Specialised - PMIC UMC VERSION

A4407KLPTR-T
Allegro MicroSystems
12,000: $3.96
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

$3.96

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: $7.82
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

$7.82

MouseReel Available

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

: 4,000

Power Management Specialised - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR

A4411KLVTR-T
Allegro MicroSystems
12,000: $5.02
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

$5.02

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: $1.84
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

$1.84

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: $11.30
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

$11.30

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: $3.77
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

$3.77

MouseReel Available

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

: 4,000

Current & Power Monitors & Regulators AUTOMOTIVE SYNCHRONOUS BUCK CONTROLER

A8660KESTR-J
Allegro MicroSystems
9,000: $2.27
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

$2.27

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: $4.58
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

$4.58

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: $1.81
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

$1.81

MouseReel Available

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

: 6,000

Regulators

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