SI2301

SI2301 P-MOSFET

P-Channel MOSFET, 20V/2.8A. Small package ideal for board-level load switching.

SOT-23
Load Switch / Power Path / Reverse Polarity Protection
MOSFET

Description

Product Description

The SI2301 is a widely used small-package P-channel MOSFET. Its SOT-23 package is ideal for high-density layouts, commonly employed in load switching, power path selection, and reverse-polarity protection.

Specifications

Voltage coverage: -4.5 – 20 V
Current coverage: 2.8 A

Drain-Source Voltage	20 V
Continuous Drain Current	2.8 A
Package Form	SOT-23
On-resistance	65 mΩ @ Vgs=-4.5V
Operating Temperature Range	-55 ℃ ~ +150 ℃

The parameters shown represent general category ranges. Actual supply shall be based on the specification confirmed at the time of order.

Supply

Supply Details

Supports both small-batch and bulk supply
Can be bundled with other MOSFETs.
Samples available for standard models.

Alternatives

Alternative Model

The following models are compatible alternatives with similar specifications or pinouts. Please verify details in the datasheet.

This table includes series-level reference items. Please confirm package, ratings, and fuse characteristics with engineering before bulk procurement.

Sort

Brand

Alternative Model	Brand	Encapsulate	Rated Value	Description
SI2301CDS	Vishay	—	——	P-MOSFET, SOT-23 Package, 20V/2.8A, Improved Version of Same Part Number
DMG2301L	DIODES	—	——	P-MOSFET, SOT-23 Package, 20V/2.8A, Pin-Compatible
AO3401	Alpha & Omega	—	——	P-MOSFET, SOT-23 Package, 30V/4A, Improved Performance

SI2301CDS

VishayHetero-encapsulation

Encapsulate: —
Rated Value: —/ —

P-MOSFET, SOT-23 Package, 20V/2.8A, Improved Version of Same Part Number

DMG2301L

DIODESHetero-encapsulation

Encapsulate: —
Rated Value: —/ —

P-MOSFET, SOT-23 Package, 20V/2.8A, Pin-Compatible

AO3401

Alpha & OmegaHetero-encapsulation

Encapsulate: —
Rated Value: —/ —

P-MOSFET, SOT-23 Package, 30V/4A, Improved Performance

Alternative models are for reference only. Please confirm final selection based on application requirements and datasheets. For further recommendations, feel free to submit an inquiry.

Similar

Similar models within the same parameter range

The following models belong to the same product category and have similar voltage, current, and other parameter ranges for comparison during selection.