Name: A3949SLB
Brand: Allegro MicroSystems, LLC
SKU: A3949SLB
Availability: InStock
Rating: 5 (94 reviews)

A3949SLB

For Reference Only

Part Number	A3949SLB
Manufacturer	Allegro MicroSystems, LLC
Description	IC MOTOR DRIVER PAR 16SOIC
Datasheet	A3949SLB Specifications
Package	16-PowerSOIC (0.295", 7.50mm Width)
ECAD
In Stock	2,064 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 23 - May 28 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # A3949SLB (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 A3949SLB specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add A3949SLB with quantity into BOM. Heisener.com does NOT require any registration to request a quote of A3949SLB.

A3949SLB Specifications

Manufacturer	Allegro MicroSystems, LLC
Category	Integrated Circuits (ICs) - PMIC - Motor Drivers, Controllers
Package	16-PowerSOIC (0.295", 7.50mm Width)
ECAD
Series	-
Motor Type - Stepper	-
Motor Type - AC, DC	Brushed DC
Function	Driver - Fully Integrated, Control and Power Stage
Output Configuration	Half Bridge (2)
Interface	Parallel
Technology	DMOS
Step Resolution	-
Applications	General Purpose
Current - Output	2.8A
Voltage - Supply	8 V ~ 36 V
Voltage - Load	8 V ~ 36 V
Operating Temperature	-20°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Package / Case	16-PowerSOIC (0.295", 7.50mm Width)
Supplier Device Package	16-SOIC

A3949SLB Reviews

Aless***** Roman

April 6, 2023

★ ★ ★ ★ ★

These were delivered very quickly and are fantastic selection of products.

Reed*****udhry

April 1, 2023

★ ★ ★ ★ ★

These are great for projects with the kids or doing any type of DIY projects. The case is nice to keep everything separated. Very nice.

Terre*****chdev

March 8, 2023

★ ★ ★ ★ ★

Very good, fast shipping, super reliable seller.

Lill*****hrotra

March 2, 2023

★ ★ ★ ★ ★

Very quick dispatch, arrived the next day. Item as described. Thanks!

Dala*****ucero

February 23, 2023

★ ★ ★ ★ ★

Very pleased with the parts from this company. First class service. Thanks!

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A3949SLB Packaging

A3949SLB FAQ

1. How to order A3949SLB 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 A3949SLB is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the A3949SLB. All suppliers must pass our qualification reviews before they can publish their products including A3949SLB on Heisener; we pay more attention to the channels and quality of A3949SLB products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the A3949SLB price and inventory displayed accurate?

The price and inventory of A3949SLB 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 A3949SLB?

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 A3949SLB we delivered, we will accept the replacement or return of the A3949SLB 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 A3949SLB.

(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 A3949SLB pin diagram, A3949SLB datasheet?

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

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A3949SLB 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

A3949SLB

D# A3949SLB

Allegro MicroSystems LLC

DMOS Full Bridge PWM Motor Driver 16-Pin SOIC W (Alt: A3949SLB)

RoHS: Not Compliant

A3949SLB-T

D# A3949SLB-T

Allegro MicroSystems LLC

DMOS Full Bridge PWM Motor Driver 16-Pin SOIC W Tube (Alt: A3949SLB-T)

Part Number	Manufacturer	Description	Stock
A3949SLB-T	Allegro MicroSystems LLC	IC MOTOR DRIVER PAR 16SOIC	0
A3949SLBTR	Allegro MicroSystems LLC	IC MOTOR DRIVER PAR 16SOIC	0
A3949SLBTR-T	Allegro MicroSystems LLC	IC MOTOR DRIVER PAR 16SOIC	0
A3949SLB	Allegro MicroSystems LLC	IC MOTOR DRIVER PAR 16SOIC	0

Part Number	Manufacturer	Description	Stock
A3949SLB-T D# 620-1062-ND	Allegro MicroSystems LLC	IC MOTOR DRIVER 8V-36V 16SOIC	0
A3949SLBTR D# A3949SLBTR-ND	Allegro MicroSystems LLC	IC MOTOR DRIVER 8V-36V 16SOIC	0
A3949SLBTR-T D# 620-1131-2-ND	Allegro MicroSystems LLC	IC MOTOR DRIVER 8V-36V 16SOIC	0
A3949SLB D# A3949SLB-ND	Allegro MicroSystems LLC	IC MOTOR DRIVER 8V-36V 16SOIC	0

Part Number	Manufacturer	Description	Stock
A3949SLBT	Allegro MicroSystems LLC	OEM/CM QUOTES ONLY \| NO BROKERS	2645
A3949SLBTRT		OEM/CM QUOTES ONLY \| NO BROKERS	2645
A3949SLB	Allegro MicroSystems LLC	OEM/CM QUOTES ONLY \| NO BROKERS	20

Part Number

Manufacturer

Description

Stock

A3949SLBTR-T

Allegro MicroSystems LLC

OEM/CM Immediate delivery

581

Part Number

Manufacturer

Description

Stock

A3949SLB-T

D# NS-A3949SLB-T

Generic

OEM/CM ONLY

2398

Part Number

Manufacturer

Description

Stock

A3949SLBTR

Allegro MicroSystems LLC

OEM/CM ONLY

A3949SLBTRT

Allegro MicroSystems LLC

OEM/CM ONLY

2164

Part Number

Manufacturer

Description

Stock

A3949SLBTR-T

Allegro MicroSystems LLC

IN stock Immediate delivery

576

Part Number

Manufacturer

Description

Stock

A3949SLB

Allegro MicroSystems LLC

RFQ

4394

A3949SLBTR-T

mfr

RFQ

155

Quick Inquiry

A3949SLB

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