LT1619 Boost Controller overview

Description

Manufacturer
 
Category
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A 1.90 V - 18.00 Vin, non-sync Boost Controller which can boost up to 18.00 V. LT1619 features 1 channel , drives 1 phase(s) and has fixed 300 kHz switching frequency.

Additional characteristics are a typical inductor size of 5.6 uH, a peak efficiency of 90 % and 2 package option(s): MSOP-8 SO-8 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 1.90 V
V-IN max. 18.00 V
V-OUT min. 1.90 V
V-OUT max. 18.00 V
V-OUT adj./fixed adjustable
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 300 kHz
Frequency adj. fixed
Frequency min.
Frequency max.
ext.clock sync. yes
ext.clock sync min. 370 kHz
ext.clock sync max. 500 kHz
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Sense Resistor Rsense
Enable no
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 5.6 uH
Military no
Automotive AEC-Q100 no
Light-Load-Mode yes
Peak Efficiency 90 %
component count min. 13
Single/ Multiphase single
Nr. of Phases 1
Inductor suggested by Würth Elektronik
Nr.of packages options 2
CSP
SOT
MSOP MSOP-8
QFN/DFN
SO/SOIC SO-8
SOP
DIP

LT1619 Datasheet

Link to the most up-to-date LT1619 datasheet and the product page for EVM, tools and support information.

LT1619

LT1619 inventory, samples and price

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no online Distributor with LT1619 stock available

Available Distributors with stock: 0

no online Distributor with LT1619 stock available

Alternatives and equivalents IC

The following DC/DC Boost Controller are similar to LT1619. Compare LT1619 side-by-side with other Boost Controller via the comparison function.

Variation Compare Product Manufacturer Package
25% MIC2186 MIC2186 product overviewMIC2186 product overview Micrel SOIC-16, QSOP-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1619.

V-IN min. 1.9 V, V-OUT max. 18 V, Frequency typ. 300 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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