Name: LM3557SDX-2
Brand: Texas Instruments
SKU: LM3557SDX-2
Availability: InStock
Rating: 5 (149 reviews)

LM3557SDX-2

For Reference Only

Part Number	LM3557SDX-2
Manufacturer	Texas Instruments
Description	IC LED DRIVER RGLTR 800MA 8WSON
Datasheet	LM3557SDX-2 Specifications
Package	8-WFDFN Exposed Pad
ECAD
In Stock	132,000 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Jun 30 - Jul 5 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # LM3557SDX-2 (PMIC - LED Drivers) is manufactured by Texas Instruments 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 LM3557SDX-2 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add LM3557SDX-2 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of LM3557SDX-2.

LM3557SDX-2 Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - PMIC - LED Drivers
Package	8-WFDFN Exposed Pad
ECAD
Series	-
Type	DC DC Regulator
Topology	Step-Up (Boost)
Internal Switch(s)	Yes
Number of Outputs	1
Voltage - Supply (Min)	2.7V
Voltage - Supply (Max)	7.5V
Voltage - Output	-
Current - Output / Channel	800mA (Switch)
Frequency	1.2MHz
Dimming	-
Applications	Backlight
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	8-WFDFN Exposed Pad
Supplier Device Package	8-WSON (3x3)

LM3557SDX-2 Reviews

Elia*****ewer

March 22, 2023

★ ★ ★ ★ ★

I bought this for myself, and liked it so much. I also bought one for a friend.

Dahli*****ersen

March 20, 2023

★ ★ ★ ★ ★

Arrived safely. All OK. Thanks

Lei*****owe

March 9, 2023

★ ★ ★ ★ ★

I've placed many orders from Heisener . I have never had an error with any order, the order has always went out the same day, and the items are always well packaged.

Cla*****Duffy

March 2, 2023

★ ★ ★ ★ ★

I always enjoy shopping with Heisener, never disappoint me, most dependable, and no long waiting for deliveries.

Stets*****rnett

February 28, 2023

★ ★ ★ ★ ★

Worked as advertised and good price. Can you imagine buying these at local store it would cost way to much.

Lis*****ewan

February 25, 2023

★ ★ ★ ★ ★

Item came in time and looks as described.

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LM3557SDX-2 Packaging

LM3557SDX-2 FAQ

1. How to order LM3557SDX-2 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 LM3557SDX-2 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the LM3557SDX-2. All suppliers must pass our qualification reviews before they can publish their products including LM3557SDX-2 on Heisener; we pay more attention to the channels and quality of LM3557SDX-2 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the LM3557SDX-2 price and inventory displayed accurate?

The price and inventory of LM3557SDX-2 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 LM3557SDX-2?

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 LM3557SDX-2 we delivered, we will accept the replacement or return of the LM3557SDX-2 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 LM3557SDX-2.

(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 LM3557SDX-2 pin diagram, LM3557SDX-2 datasheet?

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

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LM3557SDX-2 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

LM3557SDX-2/NOPB

Texas Instruments

IC LED DRIVER WHITE BCKLGT 8-LLP

LM3557SDX-2

Texas Instruments

IC LED DRIVER WHITE BCKLGT 8-LLP

Part Number

Manufacturer

Description

Stock

LM3557SDX-2/NOPB

D# LM3557SDX-2/NOPB-ND

Texas Instruments

IC LED DRIVER RGLTR 800MA 8WSON

LM3557SDX-2

D# LM3557SDX-2-ND

Texas Instruments

IC LED DRIVER RGLTR 800MA 8WSON

Part Number

Manufacturer

Description

Stock

LM3557SDX2

OEM/CM QUOTES ONLY | NO BROKERS

52742

LM3557SDX2NOPB

OEM/CM QUOTES ONLY | NO BROKERS

52742

Part Number

Manufacturer

Description

Stock

LM3557SDX2

Texas Instruments

OEM/CM ONLY

168

Part Number

Manufacturer

Description

Stock

LM3557SDX-2

National Semiconductor Corporation

OEM/CM Immediate delivery

14403

Part Number

Manufacturer

Description

Stock

LM3557SDX-2

D# NS-LM3557SDX-2

Texas Instruments

OEM/CM ONLY

6726

LM3557SDX-2/NOPB

D# NS-LM3557SDX-2/NOPB

Texas Instruments

OEM/CM ONLY

3602

Part Number

Manufacturer

Description

Stock

LM3557SDX2

National Semiconductor Corporation

OEM/CM ONLY

45483

LM3557SDX2/NOPB

National Semiconductor Corporation

OEM/CM ONLY

45483

Part Number

Manufacturer

Description

Stock

LM3557SDX-2

National Semiconductor Corporation

IN stock Immediate delivery

14418

Part Number

Manufacturer

Description

Stock

LM3557SDX-2

National Semiconductor Corporation

shipping today

14413

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LM3557SDX-2

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