LTC3536 Buck-Boost Converter Overview

Description

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LTC3536 is a 5.50 V, 1.00 A output current sync Buck-Boost Converter from . The 1.80 V to 5.50 V input range can be converted into a 1.80 V to 5.50 V output voltage.

The Buck-Boost Converter features adjustable 1000 kHz switching frequency, requires a typical inductor size of 4.7 µH and provides a peak efficiency of 95 %. LTC3536 circuitry consists typically of 9 external components and is available in 2 package option(s): MSOP-12 DFN-10 .

For LTC3536 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. 1.80 V
V-IN max. 5.50 V
I-OUT? 1.00 A
V-OUT min. 1.80 V
V-OUT max. 5.50 V
V-OUT fixed adjustable
V-OUT programmable no
sync/non-sync sync
Frequency typ. 1000 kHz
Frequency adjustable adjustable
Frequency adjustable min. 300 kHz
Frequency adjustable max. 2000 kHz
ext.clock sync yes
Frequency sync. min. 300 kHz
Frequency sync. max. 2000 kHz
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 800 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 165 °C
Inductor size typ. 4.7 µH
Automotive AEC-Q100 no
Light-Load Mode yes
Topology Buck-Boost
Peak Efficiency 95 %
Component count min. 9
current limit adjustable no
LBI/LBO no
Nr. of package options 2
CSP
SOT
MSOP MSOP-12
QFN DFN-10
SO/SOIC
SOP

Charts and pictures

LTC3536 position within the market

LTC3536 Datasheet

Link to the most up-to-date LTC3536 datasheet and the product page for EVM, tools and support information.

LTC3536

LTC3536 Distributor price breaks and sample stock

LTC3536 prices and available buy online distributors. Optional, check regional sources for price and inventory: for Russia via efind, for South Korea via ICPart, for Japan via ICBAIBAI, for China via IC5858 or International via IC2IC.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with LTC3536 stock available

Available Distributors with stock: 0

no online Distributor with LTC3536 stock available

Equivalents and alternatives

The following Buck-Boost DC/DC Converter are similar to LTC3536. Optional, compare LTC3536 side-by-side with other selected Buck-Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
50% Si9165 Si9165 product overviewSi9165 product overview Vishay TSSOP-20
50% Si9169 Si9169 product overviewSi9169 product overview Vishay TSSOP-20

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3536.

V-IN max. 5.5 V, I-OUT 1 A, V-OUT min. 1.8 V, Frequency typ. 1000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025003 3.3 1.5 1.8 85.00 2.8 x 2.8 x 3
744031002 2.5 1.5 1.3 50.00 3.8 x 3.8 x 1.8
74404024033 3.3 1.4 1.3 120.00 2.5 x 2 x 1.2
74404032033 3.3 1.5 1.5 70.00 3 x 3 x 1.5
74404041033 3.3 1.8 2.1 69.00 4 x 4 x 1.2
7440420027 2.7 2.0 2.2 47.00 4.8 x 4.8 x 2
744042003 3.3 2.0 1.8 50.00 4.8 x 4.8 x 2
7440420039 3.9 1.8 1.7 60.00 4.8 x 4.8 x 2
7440430027 2.7 2.4 2.0 25.00 4.8 x 4.8 x 3
744043003 3.3 2.2 1.8 30.00 4.8 x 4.8 x 3
7440430039 3.9 1.7 1.7 50.00 4.8 x 4.8 x 3
7440450039 3.9 1.3 2.5 112.00 4.5 x 3.2 x 2.9
744052003 3.0 2.2 2.4 40.00 5.8 x 5.8 x 2
7440520039 3.9 2.0 2.1 50.00 5.8 x 5.8 x 2
744053003 3.0 2.8 2.5 20.00 5.8 x 5.8 x 3
744053004 4.2 2.5 2.2 30.00 5.8 x 5.8 x 3
744062003 3.3 2.8 2.5 20.00 6.8 x 6.8 x 2.5
7440680027 2.7 2.2 1.9 52.00 8 x 8 x 1.2
7440680033 3.3 2.0 1.8 61.00 8 x 8 x 1.2
7440690033 3.3 2.6 2.3 42.00 8 x 8 x 1.5
74438323033 3.3 1.3 2.1 220.00 2.5 x 2 x 1
74479889233 3.3 1.3 1.3 250.00 2.5 x 2 x 1.2
78438323033 3.3 1.3 2.1 220.00 2.5 x 2 x 1
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