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HomeProductsIntegrated Circuits (ICs)PMIC - LED DriversLM3549SQ/NOPB
LM3549SQ/NOPB Image
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See specifications for product details.

LM3549SQ/NOPB - Texas Instruments

Manufacturer Part Number
LM3549SQ/NOPB
Manufacturer
Texas Instruments
Allelco Part Number
32D-LM3549SQ/NOPB
ECAD Model
Parts Description
IC LED DRV RGLTR I2C 24WQFN
Detailed Description
Package
24-WFQFN Exposed Pad
Data sheet
LM3549.pdf
RoHs Status
ROHS3 Compliant
In stock: 10296

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Specifications

LM3549SQ/NOPB Tech Specifications
Texas Instruments - LM3549SQ/NOPB technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LM3549SQ/NOPB

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Min) 2.7V  
Voltage - Supply (Max) 5.5V  
Voltage - Output 4.6V  
Type DC DC Regulator  
Topology Step-Down (Buck), Step-Up (Boost)  
Supplier Device Package 24-WQFN (4x4)  
Series -  
Package / Case 24-WFQFN Exposed Pad  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Operating Temperature -30°C ~ 85°C (TA)  
Number of Outputs 3  
Mounting Type Surface Mount  
Internal Switch(s) Yes  
Frequency 2.4MHz  
Dimming I²C  
Current - Output / Channel 705mA  
Base Product Number LM3549  
Applications -  

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LM3549SQ/NOPB

Product Attribute LM3549SQ/NOPB LM3552SDX LM3553SD LM3551SDX
Part Number LM3549SQ/NOPB LM3552SDX LM3553SD LM3551SDX
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Internal Switch(s) Yes Yes Yes Yes
Package / Case 24-WFQFN Exposed Pad 14-WFDFN Exposed Pad 12-WFDFN Exposed Pad 14-WFDFN Exposed Pad
Supplier Device Package 24-WQFN (4x4) 14-WSON (4x4) 12-WSON (3x3) 14-WSON (4x4)
Type DC DC Regulator DC DC Regulator DC DC Regulator DC DC Regulator
Voltage - Supply (Max) 5.5V 5.5V 5.5V 5.5V
Voltage - Output 4.6V - - -
Current - Output / Channel 705mA 1A (Flash) 1.2A (Flash) 1A (Flash)
Base Product Number LM3549 LM3552 LM3553 LM3551
Voltage - Supply (Min) 2.7V 2.7V 2.7V 2.7V
Operating Temperature -30°C ~ 85°C (TA) -40°C ~ 85°C (TA) -30°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Applications - Camera Flash Backlight, Camera Flash Camera Flash
Topology Step-Down (Buck), Step-Up (Boost) Step-Up (Boost) Step-Up (Boost) Step-Up (Boost)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Frequency 2.4MHz 1.25MHz 1.2MHz 1.25MHz
Package Tape & Reel (TR) Tape & Reel (TR) Bulk Tape & Reel (TR)
Number of Outputs 3 1 1 1
Series - - LM3553 -
Dimming I²C - I²C -

LM3549SQ/NOPB Datasheet PDF

Download LM3549SQ/NOPB pdf datasheets and Texas Instruments documentation for LM3549SQ/NOPB - Texas Instruments.

PCN Design/Specification
Wire Base Metal 05/Oct/2016.pdf
HTML Datasheet
LM3549.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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LM3549SQ/NOPB Image

LM3549SQ/NOPB

Texas Instruments
32D-LM3549SQ/NOPB

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