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SI9945AEY-T1

Vishay Intertechnology

SI9945AEY-T1 by Vishay Intertechnology

Vishay Intertechnology's SI9945AEY-T1 is an N-CHANNEL FET with 3.7A max drain current and 2.4W power dissipation. Ideal for applications requiring high efficiency in a compact design, such as power management systems or motor control circuits. Operating in enhancement mode, it can handle up to 175°C temperature ensuring reliable performance.

Median Price

$7.690

Lifecycle Status

Suppliers In-Stock

13

In-Stock Inventory

1k+

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Component Electronics Inc.

Canada . 59 parts In-Stock

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$7.690

100+ parts

$5.770

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$5.000

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59

$7.690

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Sensible Micro Corp

USA . 21,098 parts In-Stock

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ComSIT Distribution GmbH

Germany . 2,704 parts In-Stock

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Astute Electronics Inc

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ComSIT USA

USA . 1,489 parts In-Stock

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Chip Stock

USA . 1,065 parts In-Stock

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Vyrian

USA . 1,047 parts In-Stock

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LIBRA Elektronik GmbH

Germany . 322 parts In-Stock

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North Shore Components

USA . 291 parts In-Stock

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Specialty Parts & Electronic Components, Inc. (S.P.E.C.)

USA . 149 parts In-Stock

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LWI Electronics Inc

India . 126 parts In-Stock

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ACDS - Activité Composants Distribution Service

France . 77 parts In-Stock

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Nova Conductors

Japan . 45 parts In-Stock

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Distributors (Availability)

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Component Stockers USA

USA . 2,638 parts In-Stock

1+ parts

$1.060

100+ parts

$1.010

1k+ parts

$0.970

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2,638

$1.060

$1.010

$0.970

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Aztec Data Supply Inc.

USA . 4,932 parts In-Stock

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$1.210

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$1.210

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Corohmni

South Africa . 225 parts In-Stock

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$1.514

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$1.514

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AZTECH Wire

Italy . 451 parts In-Stock

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$6.996

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451

$6.996

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Ampacity Inc.

Singapore . 1,467 parts In-Stock

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$9.050

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$9.050

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Semicontronic

India . 1,225 parts In-Stock

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$36.050

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$35.149

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$34.968

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Authorized Procurement Solutions

USA . 5,000 parts In-Stock

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Continental Prestige Electronics

USA . 3,993 parts In-Stock

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Perfect Parts

USA . 2,990 parts In-Stock

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Assy Fe

Spain . 2,990 parts In-Stock

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Argo Parts USA

USA . 2,851 parts In-Stock

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GreenTree Electronics

Israel . 2,410 parts In-Stock

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$0.439

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iodParts Technologies Inc.

India . 1,489 parts In-Stock

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Robosynatics

Brazil . 900 parts In-Stock

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$11.075

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$11.075

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$11.075

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$11.075

$11.075

$11.075

Lucentia Tech

USA . 900 parts In-Stock

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$11.075

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$11.075

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$11.075

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$11.075

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Microchip USA

USA . 238 parts In-Stock

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Kepictronics

USA . 82 parts In-Stock

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Cyclops Electronics Ltd (Excess)

UK . 77 parts In-Stock

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Glotronic Ltd.

UK . 62 parts In-Stock

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Bastille Electronics

Australia . 50 parts In-Stock

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Overview

Experience unparalleled performance and reliability with the SI9945AEY-T1 by Vishay Intertechnology, a leading manufacturer in the industry. This N-channel power FET is designed for enhancement mode operation, making it ideal for a wide range of applications. With a maximum drain current of 3.7A and maximum power dissipation of 2.4W, this transistor offers exceptional value and benefits to customers seeking high-quality components for their projects. Trust Vishay Intertechnology to deliver cutting-edge technology that exceeds expectations.

Feature Benefit Bullets

Polarity or Channel Type: N-CHANNEL

N-CHANNEL FETs offer high efficiency and fast switching speeds, making them suitable for various applications such as power supplies and motor control.

Surface Mount: YES

Surface mount FETs are easier to install and require less space on the PCB, making them ideal for compact electronic devices.

Operating Mode: ENHANCEMENT MODE

Enhancement mode FETs have lower on-state resistance and higher transconductance, providing better performance and efficiency in amplification and switching applications.

Maximum Drain Current (Abs) (ID): 3.7 A

With a high maximum drain current, this FET can handle heavy loads and provide reliable performance in high-current applications.

Maximum Power Dissipation (Abs): 2.4 W

The low maximum power dissipation helps in reducing heat generation and improves the overall efficiency and reliability of the FET.

Field Effect Transistor Technology: METAL-OXIDE SEMICONDUCTOR

MOSFET technology offers high input impedance, low output impedance, and fast switching speeds, making it suitable for a wide range of power management applications.

Maximum Operating Temperature: 175 °C

With a high maximum operating temperature, this FET can withstand elevated temperatures and operate reliably in harsh environments without overheating.

Technical Specifications

Power Field Effect Transistors (FET) SI9945AEY-T1 attributes and parameters. Explore more Power Field Effect Transistors (FET) devices from Vishay Intertechnology

Specs

Maximum Drain Current (Abs) (ID):

3.7 A

Maximum Drain Current (ID):

3.7 A

Field Effect Transistor Technology:

METAL-OXIDE SEMICONDUCTOR

Moisture Sensitivity Level (MSL):

1

Operating Mode:

ENHANCEMENT MODE

Maximum Operating Temperature:

175 Cel

Polarity or Channel Type:

Maximum Power Dissipation (Abs):

Sub-Category:

FET General Purpose Power

Surface Mount:

YES

Trade Compliance

SI9945AEY-T1 Transistors trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

Manufacturer Highlights

Vishay Intertechnology

Vishay Intertechnology, Inc. is a renowned American manufacturer of discrete semiconductors and passive electronic components that have been used in many consumer products and industrial applications worldwide. Founded by Polish-born businessman Felix Zandman in 1962, Vishay has grown to become one of the world's largest manufacturers of these components, with a strong presence in every major market around the globe. The company also offers value-added solutions such as its patented passive components, replacing a number of legacy parts with more reliable, cost effective solutions.

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Management team

Executive Chairman of the Board, Chief Business Development Officer

Marc Zandman

Chief Executive Officer, President, and Director

Joel Smejkal

Executive Vice President and Chief Financial Officer

Lori Lipcaman

Manufacturer fab locations 7

Fab name Location Fab Initiation Wafer Capacity

Itzehoe - Fab Phase 1

Fabrication

Fab Initiation

2025

Germany

Itzehoe

Wafer Capacity

2025

US - Fab 3

Fabrication

Fab Initiation

1986

USA

Santa Clara

Wafer Capacity

24,500

1986

24,500

US - Fab 2

Fabrication

Fab Initiation

1972

USA

Santa Clara

Wafer Capacity

8,000

1972

8,000

Austria

Fabrication

Fab Initiation

1984

Austria

Vöcklabruck

Wafer Capacity

25,000

1984

25,000

Taiwan

Fabrication

Fab Initiation

1967

Taiwan

Hsintien

Wafer Capacity

12,000

1967

12,000

Italy - Fab 8

Fabrication

Fab Initiation

1961

Canada

Torino

Wafer Capacity

15,000

1961

15,000

Israel

Fabrication

Fab Initiation

2000

Israel

Yokneam Illit

Wafer Capacity

400

2000

400

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