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HomeProductsDiscrete Semiconductor ProductsTransistors - FETs, MOSFETs - ArraysSI4940DY-T1-E3
SI4940DY-T1-E3 Image
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See specifications for product details.

SI4940DY-T1-E3 - Vishay Siliconix

Manufacturer Part Number
SI4940DY-T1-E3
Manufacturer
Vishay / Siliconix
Allelco Part Number
32D-SI4940DY-T1-E3
ECAD Model
Parts Description
MOSFET 2N-CH 40V 4.2A 8-SOIC
Detailed Description
Package
8-SOIC (0.154", 3.90mm Width)
Data sheet
SI4940DY.pdf
RoHs Status
ROHS3 Compliant
In stock: 3920

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Specifications

SI4940DY-T1-E3 Tech Specifications
Vishay Siliconix - SI4940DY-T1-E3 technical specifications, attributes, parameters and parts with similar specifications to Vishay Siliconix - SI4940DY-T1-E3

Product Attribute Attribute Value  
Manufacturer Vishay / Siliconix  
Vgs(th) (Max) @ Id 1V @ 250µA (Min)  
Technology MOSFET (Metal Oxide)  
Supplier Device Package 8-SOIC  
Series TrenchFET®  
Rds On (Max) @ Id, Vgs 36mOhm @ 5.7A, 10V  
Power - Max 1.1W  
Package / Case 8-SOIC (0.154", 3.90mm Width)  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Operating Temperature -55°C ~ 150°C (TJ)  
Mounting Type Surface Mount  
Input Capacitance (Ciss) (Max) @ Vds -  
Gate Charge (Qg) (Max) @ Vgs 14nC @ 10V  
FET Feature Logic Level Gate  
Drain to Source Voltage (Vdss) 40V  
Current - Continuous Drain (Id) @ 25°C 4.2A  
Configuration 2 N-Channel (Dual)  
Base Product Number SI4940  

Parts with Similar Specifications

The three parts on the right have similar specifications to Vishay Siliconix SI4940DY-T1-E3

Product Attribute SI4940DY-T1-E3 SI4940DY-T1-GE3 SI4943BDY-T1-E3 SI4936CDY-T1-E3
Part Number SI4940DY-T1-E3 SI4940DY-T1-GE3 SI4943BDY-T1-E3 SI4936CDY-T1-E3
Manufacturer Vishay Siliconix Vishay Siliconix Vishay Siliconix Vishay Siliconix
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ)
Configuration 2 N-Channel (Dual) 2 N-Channel (Dual) 2 P-Channel (Dual) 2 N-Channel (Dual)
Drain to Source Voltage (Vdss) 40V 40V 20V 30V
Supplier Device Package 8-SOIC 8-SOIC 8-SOIC 8-SOIC
Series TrenchFET® TrenchFET® TrenchFET® TrenchFET®
Input Capacitance (Ciss) (Max) @ Vds - - - 325pF @ 15V
Power - Max 1.1W 1.1W 1.1W 2.3W
Current - Continuous Drain (Id) @ 25°C 4.2A 4.2A 6.3A 5.8A
Package / Case 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width)
Base Product Number SI4940 SI4940 SI4943 SI4936
Gate Charge (Qg) (Max) @ Vgs 14nC @ 10V 14nC @ 10V 25nC @ 5V 9nC @ 10V
FET Feature Logic Level Gate Logic Level Gate Logic Level Gate Logic Level Gate
Rds On (Max) @ Id, Vgs 36mOhm @ 5.7A, 10V 36mOhm @ 5.7A, 10V 19mOhm @ 8.4A, 10V 40mOhm @ 5A, 10V
Technology MOSFET (Metal Oxide) MOSFET (Metal Oxide) MOSFET (Metal Oxide) MOSFET (Metal Oxide)
Vgs(th) (Max) @ Id 1V @ 250µA (Min) 1V @ 250µA (Min) 3V @ 250µA 3V @ 250µA
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)

SI4940DY-T1-E3 Datasheet PDF

Download SI4940DY-T1-E3 pdf datasheets and Vishay Siliconix documentation for SI4940DY-T1-E3 - Vishay Siliconix.

Datasheets
SI4940DY.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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SI4940DY-T1-E3 Image

SI4940DY-T1-E3

Vishay Siliconix
32D-SI4940DY-T1-E3

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