.hide-partial { max-height: none; } .show-more { display: none; }

Richtek Power Switch ICs - Power Distribution

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 25

Applied Filters:

Manufacturer = Richtek

Type

Number of Outputs

Output Current

Current Limit

On Resistance - Max

On Time - Max

Off Time - Max

Operating Supply Voltage

Minimum Operating Temperature

Maximum Operating Temperature

Mounting Style

Package/Case

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Power Switch ICs - Power Distribution Dual Channel Precision Adjustable Current Limited Power Switch

RT9731AZQW(2)
Richtek
1: $1.43
430In Stock

Mfr. Part No.
RT9731AZQW(2)

Mouser Part No
835-RT9731AZQW2

Richtek

Power Switch ICs - Power Distribution Dual Channel Precision Adjustable Current Limited Power Switch

Datasheet

430In Stock

Cut Tape

$1.43

$1.01

$0.916

$0.808

Reel

$0.682

View

Min.: 1
Mult.: 1

Reel: 1,500

2 Output

2.8 A

44 mOhms

2.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

WDFN-10

Reel, Cut Tape

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742GGJ5
Richtek
1: $0.639
12,681In Stock

Mfr. Part No.
RT9742GGJ5

Mouser Part No
835-RT9742GGJ5

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

12,681In Stock

Cut Tape

$0.639

$0.446

$0.398

$0.345

Reel

$0.27

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

1 A

70 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

TSOT-23-5

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742EGJ5
Richtek
1: $0.626
5,213In Stock

Mfr. Part No.
RT9742EGJ5

Mouser Part No
835-RT9742EGJ5

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

5,213In Stock

Cut Tape

$0.626

$0.436

$0.391

$0.339

Reel

$0.263

View

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

1.5 A

70 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

TSOT-23-5

Reel, Cut Tape

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742QGJ5
Richtek
1: $0.626
4,219In Stock

Mfr. Part No.
RT9742QGJ5

Mouser Part No
835-RT9742QGJ5

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

4,219In Stock

Cut Tape

$0.626

$0.436

$0.391

$0.339

Reel

$0.263

View

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

500 mA

70 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

TSOT-23-5

Reel, Cut Tape

Power Switch ICs - Power Distribution 120mohm, 1.3A Power Switch with Programmable Current Limit

RT9728AHGE
Richtek
1: $0.959
2,274In Stock
3,000Expected 17/2/2026

Mfr. Part No.
RT9728AHGE

Mouser Part No
835-RT9728AHGE

Richtek

Power Switch ICs - Power Distribution 120mohm, 1.3A Power Switch with Programmable Current Limit

Learn More

Datasheet

2,274In Stock

3,000Expected 17/2/2026

Cut Tape

$0.959

$0.677

$0.607

$0.531

Reel

$0.413

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Power Switch

1 Output

75 mA, 1.3 A

75 mA to 1.3 A

120 mOhms

2.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

SOT-23-6

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 120mohm, 1.3A Power Switch with Programmable Current Limit

RT9728AHZQW
Richtek
1: $0.806
1,881In Stock
2,500Expected 20/4/2026

Mfr. Part No.
RT9728AHZQW

Mouser Part No
835-RT9728AHZQW

Richtek

Power Switch ICs - Power Distribution 120mohm, 1.3A Power Switch with Programmable Current Limit

Learn More

Datasheet

1,881In Stock

2,500Expected 20/4/2026

Cut Tape

$0.806

$0.567

$0.509

$0.443

Reel

$0.345

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Power Switch

1 Output

75 mA, 1.3 A

75 mA to 1.3 A

120 mOhms

2.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

WDFN-6

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 120mohm, 1.3A Power Switch with Programmable Current Limit

RT9728ALGE
Richtek
1: $0.973
2,607In Stock

Mfr. Part No.
RT9728ALGE

Mouser Part No
835-RT9728ALGE

Richtek

Power Switch ICs - Power Distribution 120mohm, 1.3A Power Switch with Programmable Current Limit

Learn More

Datasheet

2,607In Stock

Cut Tape

$0.973

$0.694

$0.623

$0.545

Reel

$0.409

View

Min.: 1
Mult.: 1

Reel: 3,000

Power Switch

1 Output

75 mA, 1.3 A

75 mA to 1.3 A

120 mOhms

2.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

SOT-23-6

Reel, Cut Tape

Power Switch ICs - Power Distribution 120mohm, 1.3A Power Switch with Programmable Current Limit

RT9728CHGE
Richtek
1: $0.945
2,449In Stock

Mfr. Part No.
RT9728CHGE

Mouser Part No
835-RT9728CHGE

Richtek

Power Switch ICs - Power Distribution 120mohm, 1.3A Power Switch with Programmable Current Limit

Learn More

Datasheet

2,449In Stock

Cut Tape

$0.945

$0.663

$0.596

$0.521

Reel

$0.431

View

Min.: 1
Mult.: 1

Reel: 3,000

Power Switch

1 Output

75 mA, 1.3 A

75 mA to 1.3 A

120 mOhms

2.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

SOT-23-6

Reel, Cut Tape

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742AGJ5F
Richtek
1: $1.43
1,871In Stock
3,000Expected 29/5/2026

Mfr. Part No.
RT9742AGJ5F

Mouser Part No
835-RT9742AGJ5F

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

1,871In Stock

3,000Expected 29/5/2026

Cut Tape

$1.43

$0.865

$0.849

$0.813

Reel

$0.268

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

3 A

55 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

TSOT-23-5

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742ANGJ5F
Richtek
1: $0.89
948In Stock
3,000Expected 17/2/2026

Mfr. Part No.
RT9742ANGJ5F

Mouser Part No
835-RT9742ANGJ5F

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

948In Stock

3,000Expected 17/2/2026

Cut Tape

$0.89

$0.632

$0.567

$0.495

Reel

$0.367

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

3 A

55 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

TSOT-23-5

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742BGJ5F
Richtek
1: $0.667
1,233In Stock
3,000Expected 17/2/2026

Mfr. Part No.
RT9742BGJ5F

Mouser Part No
835-RT9742BGJ5F

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

1,233In Stock

3,000Expected 17/2/2026

Cut Tape

$0.667

$0.466

$0.417

$0.361

Reel

$0.281

View

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

3 A

55 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

TSOT-23-5

Reel, Cut Tape

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742CGJ5
Richtek
1: $0.626
1,639In Stock
3,000On Order

Mfr. Part No.
RT9742CGJ5

Mouser Part No
835-RT9742CGJ5

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

1,639In Stock

3,000On Order

Cut Tape

$0.626

$0.436

$0.391

$0.339

Reel

$0.263

View

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

2 A

70 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

TSOT-23-5

Reel, Cut Tape

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742CGJ5F
Richtek
1: $0.667
4,467In Stock

Mfr. Part No.
RT9742CGJ5F

Mouser Part No
835-RT9742CGJ5F

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

4,467In Stock

Cut Tape

$0.667

$0.466

$0.417

$0.361

Reel

$0.282

View

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

2 A

55 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

TSOT-23-5

Reel, Cut Tape

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742QNGJ5
Richtek
1: $0.626
1,043In Stock

Mfr. Part No.
RT9742QNGJ5

Mouser Part No
835-RT9742QNGJ5

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

1,043In Stock

Cut Tape

$0.626

$0.436

$0.391

$0.339

Reel

$0.268

View

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

500 mA

70 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

TSOT-23-5

Reel, Cut Tape

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742UNGJ5
Richtek
1: $0.626
1,651In Stock

Mfr. Part No.
RT9742UNGJ5

Mouser Part No
835-RT9742UNGJ5

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

1,651In Stock

Cut Tape

$0.626

$0.436

$0.391

$0.339

Reel

$0.271

View

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

1.5 A

70 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

TSOT-23-5

Reel, Cut Tape

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742VGJ5
Richtek
1: $0.876
4,343In Stock

Mfr. Part No.
RT9742VGJ5

Mouser Part No
835-RT9742VGJ5

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

4,343In Stock

Cut Tape

$0.876

$0.623

$0.559

$0.488

Reel

$0.263

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

2 A

70 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

TSOT-23-5

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution VBUS OVP with a PTVS Diode

RT9746HWSC
Richtek
1: $3.14
2,575In Stock

Mfr. Part No.
RT9746HWSC

Mouser Part No
835-RT9746HWSC

Richtek

Power Switch ICs - Power Distribution VBUS OVP with a PTVS Diode

Datasheet

2,575In Stock

Cut Tape

$3.14

$2.82

$2.56

$2.09

Reel

$0.599

View

Min.: 1
Mult.: 1

Reel: 3,000

OVP

1 Output

3 A

42 mOhms

1.5 ms

125 ns

3 V to 20 V

- 40 C

+ 85 C

SMD/SMT

WL-CSP-12B

Reel, Cut Tape

Power Switch ICs - Power Distribution 120mohm, 1.8A Power Switch with Adjustable Current Limit

RT9728BHGE
Richtek
1: $0.89
5,996Expected 17/2/2026

Mfr. Part No.
RT9728BHGE

Mouser Part No
835-RT9728BHGE

Richtek

Power Switch ICs - Power Distribution 120mohm, 1.8A Power Switch with Adjustable Current Limit

Learn More

Datasheet

5,996Expected 17/2/2026

Cut Tape

$0.89

$0.627

$0.563

$0.492

Reel

$0.389

View

Min.: 1
Mult.: 1

Reel: 3,000

Power Switch

1 Output

75 mA, 1.8 A

75 mA to 1.8 A

120 mOhms

2.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

SOT-23-6

Reel, Cut Tape

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

RT9742SNGV
Richtek
1: $0.57
8,617On Order

Mfr. Part No.
RT9742SNGV

Mouser Part No
835-RT9742SNGV

Richtek

Power Switch ICs - Power Distribution 70mohm/55mohm, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with Flag

Datasheet

8,617On Order

Cut Tape

$0.57

$0.393

$0.35

$0.303

Reel

$0.235

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

High Side

1 Output

500 mA

70 mOhms

2.1 ms

2.7 V to 6 V

- 40 C

+ 85 C

SMD/SMT

SOT-23-3

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 120mohm, 1.8A Power Switch with Adjustable Current Limit

RT9728BHGQW
Richtek
1: $0.806
4,920On Order

Mfr. Part No.
RT9728BHGQW

Mouser Part No
835-RT9728BHGQW

Richtek

Power Switch ICs - Power Distribution 120mohm, 1.8A Power Switch with Adjustable Current Limit

Datasheet

4,920On Order

Cut Tape

$0.806

$0.557

$0.499

$0.435

Reel

$0.339

View

Min.: 1
Mult.: 1

Reel: 2,500

P-MOSFET Power Switch

1 Output

1.8 A

120 mOhms

2.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

WDFN-6

Reel, Cut Tape

Power Switch ICs - Power Distribution 120mohm, 2.5A Power Switch with Adjustable Current Limit

RT2528GSP
Richtek
2,500: $0.992
Non-Stocked

Mfr. Part No.
RT2528GSP

Mouser Part No
835-RT2528GSP

Richtek

Power Switch ICs - Power Distribution 120mohm, 2.5A Power Switch with Adjustable Current Limit

Datasheet

Non-Stocked

Reel

$0.992

$0.969

Min.: 2,500
Mult.: 2,500

Reel: 2,500

Reel

Power Switch ICs - Power Distribution 120mohm, 1.8A Power Switch with Adjustable Current Limit

RT9728BLGQW
Richtek
1: $1.64
Non-Stocked
New Product

Mfr. Part No.
RT9728BLGQW

Mouser Part No
835-RT9728BLGQW

New Product

Richtek

Power Switch ICs - Power Distribution 120mohm, 1.8A Power Switch with Adjustable Current Limit

Datasheet

Non-Stocked

Cut Tape

$1.64

$1.40

$1.18

$0.919

Reel

$0.552

View

Min.: 1
Mult.: 1

Reel: 2,500

P-MOSFET Power Switch

1 Output

1.8 A

120 mOhms

2.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

WDFN-6

Reel, Cut Tape

Power Switch ICs - Power Distribution Dual Channel, Ultra-Low Resistance Load Switch

RT9740AGQW
Richtek
1: $1.10
Non-Stocked
New Product

Mfr. Part No.
RT9740AGQW

Mouser Part No
835-RT9740AGQW

New Product

Richtek

Power Switch ICs - Power Distribution Dual Channel, Ultra-Low Resistance Load Switch

Datasheet

Non-Stocked

Cut Tape

$1.10

$0.788

$0.709

$0.621

Reel

$0.51

View

Min.: 1
Mult.: 1

Reel: 1,500

2 Output

18 mOhms

1.22 ms

4 us

800 mV to 5.5 V

- 40 C

+ 85 C

SMD/SMT

WDFN-14

Reel, Cut Tape

Power Switch ICs - Power Distribution VBUS OVP with a PTVS Diode

RT9746WSC
Richtek
1: $1.74
Non-Stocked

Mfr. Part No.
RT9746WSC

Mouser Part No
835-RT9746WSC

Richtek

Power Switch ICs - Power Distribution VBUS OVP with a PTVS Diode

Datasheet

Non-Stocked

Cut Tape

$1.74

$1.26

$1.14

$1.01

View

Reel

$0.578

Min.: 1
Mult.: 1

Reel: 3,000

Reel, Cut Tape

Power Switch ICs - Power Distribution Precision Adjustable Current-Limited Power-Distribution Switches

RTQ9728WGQW(2)
Richtek
1: $1.22
Non-Stocked

Mfr. Part No.
RTQ9728WGQW(2)

Mouser Part No
835-RTQ9728WGQW2

Richtek

Power Switch ICs - Power Distribution Precision Adjustable Current-Limited Power-Distribution Switches

Datasheet

Non-Stocked

Cut Tape

$1.22

$0.878

$0.791

$0.695

Reel

$0.535

View

Min.: 1
Mult.: 1

Reel: 3,000

Reel, Cut Tape

Richtek Power Switch ICs - Power Distribution

Customer Service Office

Company

Resources

Support