Semiconductors – Mouser United Kingdom

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Single Output Regulators

Allegro MicroSystems Single Output Regulators are robust, efficient, fault-protecting regulator solutions. The energy-saving regulators minimize power loss and feature high-temperature operation, including a junction temperature of 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
30,847In 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

30,847In Stock

Cut Tape

£1.53

£1.13

£1.01

£0.917

Reel

£0.766

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Switching Voltage Regulators 40V, 2.2A SYNC BUCK DC-DC REGULATOR

A81805KESJSR
Allegro MicroSystems
1: £2.14
5,999In Stock

Mfr. Part No.
A81805KESJSR

Mouser Part No
250-A81805KESJSR

Allegro MicroSystems

Switching Voltage Regulators 40V, 2.2A SYNC BUCK DC-DC REGULATOR

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Datasheet

5,999In Stock

£2.14

£1.60

£1.47

£1.32

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Min.: 1
Mult.: 1

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

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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
6,703In 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

6,703In Stock

9,000Expected 16/11/2026

Cut Tape

£1.20

£0.908

£0.834

£0.744

Reel

£0.636

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

LDO Voltage Regulators AUTO 50MA LDO W/SHORT BATTERY

A4481KLJTR-T
Allegro MicroSystems
1: £1.31
8,980In Stock

Mfr. Part No.
A4481KLJTR-T

Mouser Part No
250-A4481KLJTR-T

Allegro MicroSystems

LDO Voltage Regulators AUTO 50MA LDO W/SHORT BATTERY

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Datasheet

8,980In Stock

Cut Tape

£1.31

£0.96

£0.882

£0.78

Reel

£0.665

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Switching Voltage Regulators HIGH VOLTAGE STEP DOWN REGULATOR

A8498SLJTR-T
Allegro MicroSystems
1: £1.33
4,088In Stock
9,000Expected 15/07/2026

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

4,088In Stock

9,000Expected 15/07/2026

Cut Tape

£1.33

£0.995

£0.89

£0.841

Reel

£0.703

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: £1.76
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

£1.76

£1.32

£1.20

£1.07

Reel

£0.899

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: £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

Learn More

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 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

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Datasheet

294In Stock

Cut Tape

£2.63

£1.96

£1.80

£1.61

Reel

£1.36

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Switching Voltage Regulators 40V, 3.5A, STEP DOWN CONVERTER

A8586KEJTR-T
Allegro MicroSystems
1: £1.76
740In Stock
183On Order

Mfr. Part No.
A8586KEJTR-T

Mouser Part No
250-A8586KEJTR-T

Allegro MicroSystems

Switching Voltage Regulators 40V, 3.5A, STEP DOWN CONVERTER

Learn More

Datasheet

740In Stock

183On Order

Cut Tape

£1.76

£1.32

£1.20

£1.07

Reel

£0.899

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: £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

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

A8587KEJTR-T
Allegro MicroSystems
18,000: £1.00
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

£1.00

MouseReel Available

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

: 1,500

Current & Power Monitors & Regulators AUTOMOTIVE SYNCHRONOUS BUCK CONTROLER

A8660KESTR-J
Allegro MicroSystems
9,000: £1.26
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

£1.26

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: £0.995
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

£0.995

MouseReel Available

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

: 6,000

Single Output Regulators

Types of Semiconductors

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