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: $2.57
31,397In 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

31,397In Stock

Cut Tape

$2.57

$1.90

$1.70

$1.54

Reel

$1.31

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Power Management Specialised - PMIC SIDE WALL PLATED 8603

A8603KESTR-R
Allegro MicroSystems
1: $5.06
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

$5.06

$3.82

$3.50

$3.16

Reel

$2.50

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Switching Voltage Regulators LOW INPUT VOLTAGE BUCK REGULATOR

A8650KEJTR-T
Allegro MicroSystems
1: $3.73
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

$3.73

$2.78

$2.54

$2.28

Reel

$1.93

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

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

A8586KLJTR-T-1
Allegro MicroSystems
1: $3.27
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

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Datasheet

5,504In Stock

Cut Tape

$3.27

$2.43

$2.22

$1.99

Reel

$1.67

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

ARG81800KESJSR
Allegro MicroSystems
1: $3.64
4,521In Stock

Mfr. Part No.
ARG81800KESJSR

Mouser Part No
250-ARG81800KESJSR

Allegro MicroSystems

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

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Datasheet

4,521In Stock

Cut Tape

$3.64

$2.71

$2.47

$2.22

View

Reel

$1.86

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

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

ARG81800KESJSR-1
Allegro MicroSystems
1: $2.88
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

$2.88

$2.65

$2.42

$2.24

View

Reel

$1.85

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

Switching Voltage Regulators ADJUSTABLE FREQUENCY BUCK REGULATOR

A4412KLVTR-T
Allegro MicroSystems
1: $10.27
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

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Datasheet

621In Stock

12,000Expected 20/8/2026

Cut Tape

$10.27

$7.92

$7.34

$6.69

View

Reel

$5.70

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Power Management Specialised - PMIC MULTI-OUTPUT AUTOMOTIVE REGULATOR

A4405KLPTR-T
Allegro MicroSystems
1: $6.09
7,875In 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

7,875In Stock

Cut Tape

$6.09

$4.61

$4.24

$3.84

View

Reel

$3.28

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Switching Voltage Regulators UMC VERSION OF 4447

A4447SLJTR-T
Allegro MicroSystems
1: $2.22
6,933In Stock
9,000Expected 16/11/2026

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

6,933In Stock

9,000Expected 16/11/2026

Cut Tape

$2.22

$1.68

$1.54

$1.38

Reel

$1.18

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Voltage Regulators HIGH VOLTAGE STEP DOWN REGULATOR

A8498SLJTR-T
Allegro MicroSystems
1: $2.46
6,576In 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

6,576In Stock

Cut Tape

$2.46

$1.83

$1.65

$1.56

Reel

$1.30

View

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: $3.27
24In 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

24In Stock

18,000Expected 14/9/2026

Cut Tape

$3.27

$2.43

$2.22

$1.99

Reel

$1.67

View

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: $3.27
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

Learn More

Datasheet

2,995In Stock

Cut Tape

$3.27

$2.43

$2.22

$1.99

Reel

$1.67

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: $4.87
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

$4.87

$3.63

$3.32

$2.97

Reel

$2.52

View

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: $3.27
1,105In Stock
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

1,105In Stock

80On Order

Cut Tape

$3.27

$2.43

$2.22

$1.99

Reel

$1.67

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Power Management Specialised - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR

ARG81400KLVATR
Allegro MicroSystems
12,000: $5.94
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

$5.94

MouseReel Available

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

: 4,000

Power Management Specialised - PMIC UMC VERSION

A4407KLPTR-T
Allegro MicroSystems
12,000: $3.77
Non-Stocked Lead-Time 24 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 24 Weeks

Cut Tape

$3.77

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: $7.41
Non-Stocked Lead-Time 24 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 24 Weeks

Cut Tape

$7.41

MouseReel Available

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

: 4,000

Power Management Specialised - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR

A4411KLVTR-T
Allegro MicroSystems
12,000: $4.75
Non-Stocked Lead-Time 24 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 24 Weeks

Cut Tape

$4.75

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: $1.75
Non-Stocked Lead-Time 24 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 24 Weeks

Cut Tape

$1.75

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: $11.55
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

$11.55

MouseReel Available

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

: 1,500

Power Management Specialised - PMIC UMC VERSION OF 8601

A8601KLPTR-T
Allegro MicroSystems
12,000: $4.96
Non-Stocked Lead-Time 24 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 24 Weeks

Cut Tape

$4.96

MouseReel Available

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

: 4,000

Switching Voltage Regulators AUTOMOTIVE DUAL OUTPUT 5V BUCK

A8651KLPTR-T-1
Allegro MicroSystems
12,000: $3.60
Non-Stocked Lead-Time 24 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 24 Weeks

Cut Tape

$3.60

MouseReel Available

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

: 4,000

Current & Power Monitors & Regulators AUTOMOTIVE SYNCHRONOUS BUCK CONTROLER

A8660KESTR-J
Allegro MicroSystems
9,000: $2.28
Non-Stocked Lead-Time 24 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 24 Weeks

Cut Tape

$2.28

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: $4.35
Non-Stocked Lead-Time 24 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 24 Weeks

Cut Tape

$4.35

MouseReel Available

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

: 1,500

Regulators

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