Semiconductors – Mouser Hong Kong

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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: HK$16.69
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

HK$16.69

HK$12.33

HK$11.10

HK$10.03

Reel

HK$8.38

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Power Management Specialised - PMIC SIDE WALL PLATED 8603

A8603KESTR-R
Allegro MicroSystems
1: HK$29.92
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

HK$29.92

HK$22.52

HK$20.71

HK$18.66

Reel

HK$14.30

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MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Switching Voltage Regulators LOW INPUT VOLTAGE BUCK REGULATOR

A8650KEJTR-T
Allegro MicroSystems
1: HK$22.03
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

HK$22.03

HK$16.44

HK$15.04

HK$13.48

Reel

HK$11.43

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Power Management Specialised - PMIC MULTI-OUTPUT AUTOMOTIVE REGULATOR

A4405KLPTR-T
Allegro MicroSystems
1: HK$36.00
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

HK$36.00

HK$27.29

HK$25.07

HK$22.69

View

Reel

HK$17.43

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: HK$19.32
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

HK$19.32

HK$14.39

HK$13.15

HK$11.75

Reel

HK$9.86

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

A8586KLJTR-T-1
Allegro MicroSystems
1: HK$19.32
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

HK$19.32

HK$14.39

HK$13.15

HK$11.75

Reel

HK$9.86

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: HK$17.02
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

HK$17.02

HK$15.70

HK$14.30

HK$13.23

View

Reel

HK$10.60

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

Switching Voltage Regulators UMC VERSION OF 4447

A4447SLJTR-T
Allegro MicroSystems
1: HK$13.15
6,667In Stock
8,830Expected 13/8/2026

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

6,667In Stock

8,830Expected 13/8/2026

Cut Tape

HK$13.15

HK$9.86

HK$9.04

HK$8.13

Reel

HK$6.95

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Voltage Regulators HIGH VOLTAGE STEP DOWN REGULATOR

A8498SLJTR-T
Allegro MicroSystems
1: HK$14.39
12,868In 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

12,868In Stock

Cut Tape

HK$14.39

HK$10.69

HK$9.78

HK$9.21

Reel

HK$7.69

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Voltage Regulators ADJUSTABLE FREQUENCY BUCK REGULATOR

A4412KLVTR-T
Allegro MicroSystems
1: HK$60.75
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

HK$60.75

HK$46.85

HK$43.40

HK$39.54

View

Reel

HK$34.36

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: HK$19.73
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

HK$19.73

HK$14.63

HK$13.40

HK$11.75

Reel

HK$9.86

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: HK$28.77
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

HK$28.77

HK$21.45

HK$19.65

HK$17.59

View

Reel

HK$14.88

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: HK$19.32
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

HK$19.32

HK$14.39

HK$13.15

HK$11.75

View

Reel

HK$9.86

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Power Management Specialised - PMIC UMC VERSION OF 8601

A8601KLPTR-T
Allegro MicroSystems
12,000: HK$29.43
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

HK$29.43

MouseReel Available

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

: 4,000

Power Management Specialised - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR

ARG81400KLVATR
Allegro MicroSystems
12,000: HK$35.26
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

HK$35.26

MouseReel Available

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

: 4,000

Power Management Specialised - PMIC UMC VERSION

A4407KLPTR-T
Allegro MicroSystems
12,000: HK$23.92
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

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Datasheet

Non-Stocked Lead-Time 36 Weeks

Cut Tape

HK$23.92

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: HK$47.27
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

HK$47.27

MouseReel Available

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

: 4,000

Power Management Specialised - PMIC ADJUSTABLE FREQUENCY BUCK REGULATOR

A4411KLVTR-T
Allegro MicroSystems
12,000: HK$30.33
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

HK$30.33

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: HK$11.10
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

HK$11.10

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: HK$68.31
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

Learn More

Datasheet

Non-Stocked Lead-Time 24 Weeks

Cut Tape

HK$68.31

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: HK$22.77
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

HK$22.77

MouseReel Available

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

: 4,000

Current & Power Monitors & Regulators AUTOMOTIVE SYNCHRONOUS BUCK CONTROLER

A8660KESTR-J
Allegro MicroSystems
9,000: HK$13.65
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

HK$13.65

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: HK$27.70
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

HK$27.70

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: HK$11.01
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

HK$11.01

MouseReel Available

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

: 6,000

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