MPNHarborRFQ 0
LM3549SQE/NOPB representative package visual — not an exact-product photograph
Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image
Exact MPN16 sourced attributes1 source document

Texas Instruments · exact orderable part

LM3549SQE/NOPB

IC LED DRV RGLTR I2C 24WQFN

Type
DC DC Regulator
Topology
Step-Down (Buck), Step-Up (Boost)
Voltage - Supply (Min)
2.7V
Voltage - Supply (Max)
5.5V
Current - Output / Channel
705mA
Number of Outputs
3
Dimming
I²C
Internal Switch(s)
Yes
Frequency
2.4MHz
Original manufacturerCommercial terms confirmed per lot
ManufacturerTexas Instruments
Package / case24-WFQFN Exposed Pad
Mounting typeSurface Mount
PackingTape & Reel (TR); Cut Tape (CT); Digi-Reel®

Technical parameters

Technical specifications

16 normalized values · 1 validated source

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ParameterValue
Base Product NumberLM3549 [1]
Current - Output / Channel705mA [1]
Frequency2.4MHz [1]
DimmingI²C [1]
Internal Switch(s)Yes [1]
MfrTexas Instruments [1]
Mounting TypeSurface Mount [1]
Number of Outputs3 [1]
Operating Temperature-30°C~85°C(TA) [1]
Product StatusActive [1]
TypeDC DC Regulator [1]
TopologyStep-Down (Buck), Step-Up (Boost) [1]
Voltage - Output4.6V [1]
Voltage - Supply (Max)5.5V [1]
Voltage - Supply (Min)2.7V [1]
Package / Case24-WFQFN Exposed Pad [1]
Specification references[1]Texas Instruments LM3549SQE/NOPB vendor product record ↗

Catalog relationships

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This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

ManufacturerTexas InstrumentsView brand page →CategoryLED DriversView category page →

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