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LM3554 Fiches technique(PDF) 7 Page - Texas Instruments

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No de pièce LM3554
Description  Synchronous Boost Converter with 1.2A Dual High Side LED Drivers and I2C Compatible
PDF  43 Pages
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

LM3554 Fiches technique(HTML) 7 Page - Texas Instruments

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LM3554
www.ti.com
SNVS549A – JUNE 2009 – REVISED APRIL 2011
Typical Performance Characteristics
VIN = 3.6V, LEDs are Lumiled PWF-4, COUT = 10µF, CIN = 4.7µF, L = FDSE0312-2R2 (2.2µH, RL = 0.15Ω), TA = +25°C unless
otherwise specified.
LED Efficiency
LED Efficiency
vs
vs
VIN
VIN
(Single LED, L = TOKO FDSE0312-2R2)
(Dual LEDs, L = TOKO FDSE0312-2R2)
Input Current
LED Efficiency
vs
vs
VIN
VIN
(Single LED, L = TOKO FDSE0312-2R2)
(Single LED, L = Coilcraft LPS4018-222)
LED Efficiency
Input Current
vs
vs
VIN
VIN
(Dual LED's, L = Coilcraft LPS4018-222)
(Single LED, L = Coilcraft LPS4018-222)
Copyright © 2009–2011, Texas Instruments Incorporated
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