LTC3537 Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LTC3537 is a 5.25 V, 0.70 A switch current limit sync Boost Converter from . The input voltage from 0.68 V to 5.00 V  can be boosted into an output voltage ranging from 1.50 V to 5.25 V.

Features of the Boost Converter are fixed 2200 kHz switching frequency, a typical inductor size of 2.2 µH and it offers a peak efficiency of  up to 89 %. The minimum external component count is 11 and LTC3537 is available in 1 package option(s): QFN-16 .

For LTC3537 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. 0.68 V
V-IN max. 5.00 V
Current-Limit typ.? 0.70 A
V-OUT min. 1.50 V
V-OUT max. 5.25 V
VOUT adjustable
VOUT programmable no
sync/non-sync sync
Frequency typ. 2200 kHz
Frequency adjustable fixed
Frequency selectable
Frequency adj. min.
Frequency adj. max.
extern clock sync. no
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
LBI/LBO yes
Frequency sync. min.
Frequency sync. max.
Down Mode no
Quiescent current max. 500 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ. 160 °C
Inductor size typ. 2.2 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Boost
Peak Efficiency 89 %
Component count min. 11
current limit adjustable no
Nr.of package options 1
CSP
SC70
SOT
MSOP
QFN/DFN QFN-16
SO/SOIC
SOP
DIP
TO
DDPAK

LTC3537 Datasheet

Link to the most up-to-date LTC3537 datasheet and the product page for EVM, tools and support information.

LTC3537

LTC3537 Price breaks and distributor sample stock

LTC3537 prices and available online distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 5

ARROW-NAC (1)

ProductStockPriceBuy
LTC3537EUD#PBF95
13.43 USD
1002.91 USD
Buy Now

Chip-One-Stop (2)

ProductStockPriceBuy
LTC3537EUD#PBF255
13.39 USD
102.82 USD
2002.72 USD
Buy Now
LTC3537EUD#PBF255
13.39 USD
102.82 USD
2002.72 USD
Buy Now

DIGI-KEY (2)

ProductStockPriceBuy
LTC3537EUD#PBF217
15.13 USD
253.43 USD
1002.91 USD
Buy Now
DC1242A2
1150.75 USD
Buy Now
LTC3537EUD#TRPBF0
25003.01 USD
Buy Now

Element14 (1)

ProductStockPriceBuy
LTC3537EUD#PBF111
18.20 USD
255.48 USD
1004.65 USD
Buy Now

FARNELL-ELEMENT14 (1)

ProductStockPriceBuy
LTC3537EUD#PBF111Buy Now

Available Distributors without stock: 1

NEWARK (0)

ProductStockPriceBuy
LTC3537EUD#PBF0
15.13 USD
253.44 USD
1002.91 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with LTC3537 stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LTC3537. Optional, compare LTC3537 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
25% TPS61028 TPS61028 product overviewTPS61028 product overview Texas Instruments QFN-10

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3537.

V-IN min. 0.68 V, Current-Limit typ. 0.7 A, V-OUT max. 5.25 V, Frequency typ. 2200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744302010 0.1 30.0 45.0 0.24 6.95 x 6.8 x 4.7
744302015 0.2 30.0 32.0 0.24 6.95 x 6.8 x 4.7
744307012 0.1 29.0 48.0 0.33 7.4 x 7.2 x 7.2
744310013 0.1 22.0 48.0 0.91 7 x 6.9 x 3.3
744373210010 0.1 7.0 25.0 4.30 4.45 x 4.06 x 1.2
744373240010 0.1 12.0 30.0 3.20 4.45 x 4.06 x 2
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