Name: SI4940DY-T1-E3
Brand: Vishay Siliconix
SKU: SI4940DY-T1-E3
Availability: InStock
Rating: 5 (120 reviews)

SI4940DY-T1-E3

For Reference Only

Part Number	SI4940DY-T1-E3
Manufacturer	Vishay Siliconix
Description	MOSFET 2N-CH 40V 4.2A 8-SOIC
Datasheet	SI4940DY-T1-E3 Datasheet SI4940DY-T1-E3 Specifications
Package	8-SOIC (0.154", 3.90mm Width)
ECAD
In Stock	466,332 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 28 - May 3 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # SI4940DY-T1-E3 (Transistors - FETs, MOSFETs - Arrays) is manufactured by Vishay Siliconix and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For SI4940DY-T1-E3 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SI4940DY-T1-E3 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SI4940DY-T1-E3.

SI4940DY-T1-E3 Specifications

Manufacturer	Vishay Siliconix
Category	Discrete Semiconductor Products - Transistors - FETs, MOSFETs - Arrays
Package	8-SOIC (0.154", 3.90mm Width)
ECAD
Series	TrenchFET?
FET Type	2 N-Channel (Dual)
FET Feature	Logic Level Gate
Drain to Source Voltage (Vdss)	40V
Current - Continuous Drain (Id) @ 25°C	4.2A
Rds On (Max) @ Id, Vgs	36 mOhm @ 5.7A, 10V
Vgs(th) (Max) @ Id	1V @ 250µA (Min)
Gate Charge (Qg) (Max) @ Vgs	14nC @ 10V
Input Capacitance (Ciss) (Max) @ Vds	-
Power - Max	1.1W
Operating Temperature	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SO

SI4940DY-T1-E3 Datasheet

SI4940DY-T1-E3 Reviews

Dex***** Ali

April 7, 2023

★ ★ ★ ★ ★

Worked perfectly for my application. Worked like a charm!

Mi***** Wu

March 24, 2023

★ ★ ★ ★ ★

Items arrived well pakaged, reasonable postage and as described. Top seller

Haz*****Kunda

March 21, 2023

★ ★ ★ ★ ★

This was a useful assortment of product that filled in a parts gap that I had on my electronic workbench. Thank you.

Kala*****dams

March 13, 2023

★ ★ ★ ★ ★

Solved my electrical back feed problems on my alternator.

Nath***** Yoder

February 25, 2023

★ ★ ★ ★ ★

Your prices are low and your website is customer-use friendly.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

SI4940DY-T1-E3 Packaging

SI4940DY-T1-E3 FAQ

1. How to order SI4940DY-T1-E3 on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that SI4940DY-T1-E3 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SI4940DY-T1-E3. All suppliers must pass our qualification reviews before they can publish their products including SI4940DY-T1-E3 on Heisener; we pay more attention to the channels and quality of SI4940DY-T1-E3 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SI4940DY-T1-E3 price and inventory displayed accurate?

The price and inventory of SI4940DY-T1-E3 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of SI4940DY-T1-E3?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the SI4940DY-T1-E3 we delivered, we will accept the replacement or return of the SI4940DY-T1-E3 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of SI4940DY-T1-E3.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as SI4940DY-T1-E3 pin diagram, SI4940DY-T1-E3 datasheet?

If you need any after-sales service, please do not hesitate to contact us.

SI4940DY-T1-E3 Related Products

ECX-L37BN-250.000	ECS Inc., OSC XO 250.0000MHZ LVDS SMD, 6-SMD, No Lead, TrenchFET?	View
SG-615P 1.8432MC3:ROHS	EPSON, OSC XO 1.8432MHZ CMOS, TTL SMD, 4-SOJ, 5.08mm pitch, TrenchFET?	View
T86C106M020EBAL	Vishay Sprague, CAP TANT 10UF 20V 20% 2312, 2312 (6032 Metric), TrenchFET?	View
C1825C682F1GACTU	KEMET, CAP CER 6800PF 100V NP0 1825, 1825 (4564 Metric), TrenchFET?	View
C1825C152KDRACTU	KEMET, CAP CER 1500PF 1KV X7R 1825, 1825 (4564 Metric), TrenchFET?	View
RN65C2130BRSL	Vishay Dale, RES 213 OHM 1/2W .1% AXIAL, Axial, TrenchFET?	View
PFC-W1206LF-03-1002-B	TT Electronics/IRC, RES SMD 10K OHM 0.1% 1/3W 1206, 1206 (3216 Metric), TrenchFET?	View
FTMH-121-02-L-DV-P-TR	Samtec Inc., 1MM MICRO TERMINAL STRIPS, -, TrenchFET?	View
FW-21-05-L-D-515-100	Samtec Inc., .050'' BOARD SPACERS, -, TrenchFET?	View
HDWM-14-54-S-D-311-A	Samtec Inc., .050" BOARD SPACERS, -, TrenchFET?	View
VE-232-MY-B1	Vicor Corporation, CONVERTER MOD DC/DC 15V 50W, Full Brick, TrenchFET?	View
NCV8718BMT500TBG	ON Semiconductor, 300 MA LOW IQ WIDE INPUT, 6-WDFN Exposed Pad, TrenchFET?	View

SI4940DY-T1-E3 Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

SI4940DY-T1-E3

D# 70026236

Vishay Siliconix

DUAL N-CHANNEL 40V (D-S) MOSFET

RoHS: Not Compliant

Part Number

Manufacturer

Description

Stock

SI4940DY-T1-E3

Vishay Intertechnologies

1969

Part Number

Manufacturer

Description

Stock

SI4940DY-T1-E3

Vishay Siliconix

MOSFET 2N-CH 40V 4.2A 8-SOIC

Part Number

Manufacturer

Description

Stock

SI4940DYT1E3

Vishay Intertechnologies

Small Signal Field-Effect Transistor, 4.2A I(D), 40V, 2-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, MS-012AA

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

SI4940DY-T1-E3

D# SI4940DY-T1-E3-ND

Vishay Siliconix

MOSFET 2N-CH 40V 4.2A 8-SOIC

Part Number

Manufacturer

Description

Stock

SI4940DYT1E3

D# SI4940DYT1E3

Vishay Siliconix

Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct

3921

Part Number

Manufacturer

Description

Stock

SI4940DY-T1-E3

VBsemi Electronics Co Ltd

In stock shipping within 2days

16128

Part Number

Manufacturer

Description

Stock

SI4940DYT1E3

Vishay Intertechnologies

OEM/CM QUOTES ONLY | NO BROKERS

5950

Part Number

Manufacturer

Description

Stock

SI4940DY-T1-E3

Vishay Intertechnologies

OEM/CM Immediate delivery

8800000

Part Number

Manufacturer

Description

Stock

SI4940DY-T1-E3

D# NS-SI4940DY-T1-E3

Vishay Siliconix

OEM/CM ONLY

4434

Part Number

Manufacturer

Description

Stock

SI4940DY-T1-E3

Vishay Intertechnologies

993

Part Number

Manufacturer

Description

Stock

SI4940DYT1E3

Vishay Siliconix

OEM/CM ONLY

8727

Part Number

Manufacturer

Description

Stock

SI4940DY-T1-E3

Vishay Intertechnologies

IN stock Immediate delivery

8799985

Part Number

Manufacturer

Description

Stock

SI4940DY-T1-E3

International Rectifier

shipping today

781

Part Number

Manufacturer

Description

Stock

SI4940DY-T1-E3

Vishay Huntington

MOSFET 2N-CH 40V 4.2A 8-SOIC

3400

Quick Inquiry

SI4940DY-T1-E3

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS