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USB power switches & charging port controllers

LM3544

ACTIVE

4-ch, 0.5A loading, 2.7-5.5V, 90mΩ USB power switch

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Data sheet

LM3544

ACTIVE
Data sheet Order now

Product details

Product type Fixed current limit, Power switch Vin (min) (V) 2.7 Vin (max) (V) 5.5 Continuous current (max) (A) 0.5 Current limit (A) 0.8 Operating temperature range (°C) -40 to 125 Enable Active High, Active Low Number of switches 4 Current limit accuracy at 1 A 0.56 Rating Catalog
Product type Fixed current limit, Power switch Vin (min) (V) 2.7 Vin (max) (V) 5.5 Continuous current (max) (A) 0.5 Current limit (A) 0.8 Operating temperature range (°C) -40 to 125 Enable Active High, Active Low Number of switches 4 Current limit accuracy at 1 A 0.56 Rating Catalog
SOIC (D) 16 59.4 mm² 9.9 x 6
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Technical documentation

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Type Title Date
* Data sheet LM3544 Quad Port USB Power Distribution Switch and Over-Current Protection datasheet (Rev. C) 15 May 2013
Certificate US-38419-UL Certificate of Compliance IEC 62368-1 27 Jun 2022
Certificate UL Certificate of Compliance Vol1-Sec2 E205202 23 Mar 2018

Design & development

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SOIC (D) 16 View options
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