LTC3525-3.0 Boost Converter Overview

Description

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LTC3525-3.0 is a 3.00 V, 0.45 A switch current limit sync Boost Converter from . The input voltage from 0.85 V to 3.00 V  can be boosted into an output voltage ranging from 3.00 V to 3.00 V.

Features of the Boost Converter are fixed 600 kHz switching frequency, a typical inductor size of 10.0 µH and it offers a peak efficiency of  up to 95 %. The minimum external component count is 3 and LTC3525-3.0 is available in 1 package option(s): SC70-6 .

For LTC3525-3.0 replacement search, select a main parameter tolerance value and adjust the checkboxes for feature match. The product counter within the button shows the number of available equivalents and a click on the replacement button shows all possible replacements within a parametric overview.

ParameterValueReplacement
Search Filter
V-IN min. 0.85 V
V-IN max. 3.00 V
Current-Limit typ.? 0.45 A
V-OUT min. 3.00 V
V-OUT max. 3.00 V
VOUT 3.00
VOUT programmable no
sync/non-sync sync
Frequency typ. 600 kHz
Frequency adjustable fixed
Frequency selectable
Frequency adj. min.
Frequency adj. max.
extern clock sync. no
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
LBI/LBO no
Frequency sync. min.
Frequency sync. max.
Down Mode no
Quiescent current max. 15 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 10.0 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Boost
Peak Efficiency 95 %
Component count min. 3
current limit adjustable no
Nr.of package options 1
CSP
SC70 SC70-6
SOT
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

LTC3525-3.0 Datasheet

Link to the most up-to-date LTC3525-3.0 datasheet and the product page for EVM, tools and support information.

LTC3525-3.0

LTC3525-3.0 Price breaks and distributor sample stock

LTC3525-3.0 prices and available online distributors.

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Available Distributors with stock: 0

no online Distributor with LTC3525 stock available

Available Distributors with stock: 0

no online Distributor with LTC3525 stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LTC3525-3.0. Optional, compare LTC3525-3.0 side-by-side with other Boost Converter via the Comparison function.

no alternatives found

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3525-3.0.

V-IN min. 0.85 V, Current-Limit typ. 0.45 A, V-OUT max. 3 V, Frequency typ. 600 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025001 1.2 2.6 3.0 36.00 2.8 x 2.8 x 3
74404024015 1.5 1.9 2.4 65.00 2.5 x 2 x 1.2
74404032015 1.5 2.0 2.3 40.00 3 x 3 x 1.5
74404042015 1.5 3.0 4.3 31.00 4 x 4 x 1.8
7440420018 1.8 2.4 2.4 40.00 4.8 x 4.8 x 2
7440430012 1.2 3.1 2.8 15.00 4.8 x 4.8 x 3
7440430018 1.8 2.7 2.5 20.00 4.8 x 4.8 x 3
7440450015 1.5 1.8 4.0 72.00 4.5 x 3.2 x 2.9
7440520012 1.2 3.0 3.5 20.00 5.8 x 5.8 x 2
7440520018 1.8 2.6 3.0 30.00 5.8 x 5.8 x 2
7440620015 1.5 4.3 4.0 10.00 6.8 x 6.8 x 2.5
7440680017 1.7 2.5 2.4 41.00 8 x 8 x 1.2
7440690016 1.6 3.1 3.3 29.00 8 x 8 x 1.5
7440700012 1.2 4.8 4.2 12.50 8 x 8 x 2
74437321015 1.5 3.0 4.0 55.00 4.45 x 4.06 x 1.2
74438323012 1.2 1.9 3.8 82.00 2.5 x 2 x 1
74438323015 1.5 1.8 3.5 92.00 2.5 x 2 x 1
74438324012 1.2 2.4 4.5 67.00 2.5 x 2 x 1.2
74438324015 1.5 2.2 3.7 82.00 2.5 x 2 x 1.2
74438336015 1.5 3.7 4.5 33.00 3 x 3 x 2
744773018 1.8 2.7 3.6 28.00 4 x 4.5 x 3.5
78438323012 1.2 1.9 3.8 82.00 2.5 x 2 x 1
78438323015 1.5 1.8 3.5 92.00 2.5 x 2 x 1
784773018 1.8 2.7 3.6 28.00 4 x 4.5 x 3.5
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