Name: A3940KLW
Brand: Allegro MicroSystems, LLC
SKU: A3940KLW
Availability: InStock
Rating: 5 (104 reviews)

A3940KLW

For Reference Only

Part Number	A3940KLW
Manufacturer	Allegro MicroSystems, LLC
Description	IC CTRLR MOSFET FULL 28SOIC
Datasheet	A3940KLW Specifications
Package	28-SOIC (0.295", 7.50mm Width)
ECAD
In Stock	6,992 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 13 - May 18 (Choose Expedited Shipping)
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Payment Methods
Delivery Services

Part Number # A3940KLW (PMIC - Motor Drivers, Controllers) is manufactured by Allegro MicroSystems, LLC 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 A3940KLW specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add A3940KLW with quantity into BOM. Heisener.com does NOT require any registration to request a quote of A3940KLW.

A3940KLW Specifications

Manufacturer	Allegro MicroSystems, LLC
Category	Integrated Circuits (ICs) - PMIC - Motor Drivers, Controllers
Package	28-SOIC (0.295", 7.50mm Width)
ECAD
Series	-
Motor Type - Stepper	-
Motor Type - AC, DC	Brushed DC
Function	Controller - Commutation, Direction Management
Output Configuration	Pre-Driver - Half Bridge (2)
Interface	Parallel
Technology	Power MOSFET
Step Resolution	-
Applications	Automotive
Current - Output	-
Voltage - Supply	7 V ~ 40 V
Voltage - Load	-
Operating Temperature	-40°C ~ 135°C (TA)
Mounting Type	Surface Mount
Package / Case	28-SOIC (0.295", 7.50mm Width)
Supplier Device Package	28-SOIC

A3940KLW Reviews

Fion*****ndoval

March 13, 2023

★ ★ ★ ★ ★

I was able to make my list of needed parts and use suggested products. The big plus is the fact they show inventory quantity.

Call*****barra

March 9, 2023

★ ★ ★ ★ ★

Very much appreciate the thoughtful system to hold multiple orders, including back ordered items, can be shipped at once rather than incremental shipments.

Laure*****neider

February 21, 2023

★ ★ ★ ★ ★

Item works as described, fast delivery, nice contact!

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A3940KLW Packaging

A3940KLW FAQ

1. How to order A3940KLW 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 A3940KLW is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the A3940KLW. All suppliers must pass our qualification reviews before they can publish their products including A3940KLW on Heisener; we pay more attention to the channels and quality of A3940KLW products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the A3940KLW price and inventory displayed accurate?

The price and inventory of A3940KLW 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 A3940KLW?

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 A3940KLW we delivered, we will accept the replacement or return of the A3940KLW 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 A3940KLW.

(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 A3940KLW pin diagram, A3940KLW datasheet?

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

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A3940KLW 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
A3940KLW-T	Allegro MicroSystems LLC	IC CTRLR MOSFET FULL 28SOIC	0
A3940KLWTR	Allegro MicroSystems LLC	IC CTRLR MOSFET FULL 28SOIC	0
A3940KLWTR-T	Allegro MicroSystems LLC	IC CTRLR MOSFET FULL 28SOIC	0
A3940KLW	Allegro MicroSystems LLC	IC MOSFET CONTROLLER 28SOIC	0

Part Number	Manufacturer	Description	Stock
A3940KLW-T D# 620-1059-ND	Allegro MicroSystems LLC	IC MOTOR DRIVER 7V-40V 28SOIC	0
A3940KLWTR D# A3940KLWTR-ND	Allegro MicroSystems LLC	IC MOTOR DRIVER 7V-40V 28SOIC	0
A3940KLWTR-T D# A3940KLWTR-T-ND	Allegro MicroSystems LLC	IC MOTOR DRIVER 7V-40V 28SOIC	0
A3940KLW D# A3940KLW-ND	Allegro MicroSystems LLC	IC MOTOR DRIVER 7V-40V 28SOIC	0

Part Number

Manufacturer

Description

Stock

A3940KLWT

OEM/CM QUOTES ONLY | NO BROKERS

6613

A3940KLW

OEM/CM QUOTES ONLY | NO BROKERS

6613

Part Number

Manufacturer

Description

Stock

A3940KLW

Allegro MicroSystems LLC

OEM/CM ONLY

5811

A3940KLWT

Allegro MicroSystems LLC

OEM/CM ONLY

5011

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A3940KLW

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