LTC3527 Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LTC3527 is a 5.25 V, 0.55 A switch current limit sync Boost Converter from . The input voltage from 0.50 V to 5.00 V  can be boosted into an output voltage ranging from 1.60 V to 5.25 V.

Features of the Boost Converter are fixed 1200 kHz switching frequency, a typical inductor size of 4.7 µH and it offers a peak efficiency of  up to 94 %. The minimum external component count is 12 and LTC3527 is available in 1 package option(s): QFN-16 .

For LTC3527 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. 0.50 V
V-IN max. 5.00 V
Current-Limit typ.? 0.55 A
V-OUT min. 1.60 V
V-OUT max. 5.25 V
VOUT adjustable
VOUT programmable no
sync/non-sync sync
Frequency typ. 1200 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 yes
LBI/LBO no
Frequency sync. min.
Frequency sync. max.
Down Mode no
Quiescent current max. 900 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ. 160 °C
Inductor size typ. 4.7 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Boost
Peak Efficiency 94 %
Component count min. 12
current limit adjustable no
Nr.of package options 1
CSP
SC70
SOT
MSOP
QFN/DFN QFN-16
SO/SOIC
SOP
DIP
TO
DDPAK

LTC3527 Datasheet

Link to the most up-to-date LTC3527 datasheet and the product page for EVM, tools and support information.

LTC3527

LTC3527 Price breaks and distributor sample stock

LTC3527 prices and available online distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 2

Chip One Stop (2)

ProductStockPriceBuy
LTC3527EUD-1#PBF3
17.47 USD
Buy Now
LTC3527EUD#PBF468
17.47 USD
1005.85 USD
Buy Now

Digi-Key (2)

ProductStockPriceBuy
LTC3527EUD#PBF2406
16.43 USD
254.30 USD
1003.65 USD
Buy Now
LTC3527EUD-1#PBF288
16.43 USD
254.30 USD
1003.65 USD
Buy Now
LTC3527EUD#TRPBF0
25003.75 USD
Buy Now
LTC3527EUD-1#TRPBF0
25003.75 USD
Buy Now

Available Distributors with stock: 3

Arrow Electronics

ProductStockPriceBuy
LTC3527EUD#PBF 468
14.22 $
1003.58 $
Buy Now
LTC3527EUD-1#PBF 3
14.22 $
1003.58 $
Buy Now

Digi-Key

ProductStockPriceBuy
LTC3527EUD#PBF 2406
1003.14 €
253.70 €
15.53 €
Buy Now
LTC3527EUD-1#PBF 288
1003.14 €
253.70 €
15.53 €
Buy Now
LTC3527EUD#TRPBF 0
25003.23 €
Buy Now
LTC3527EUD-1#TRPBF 0
25003.23 €
Buy Now
show stock=0hide stock=0

Chip1Stop

ProductStockPriceBuy
LTC3527EUD#PBF 468
17.47 $
1005.85 $
Buy Now
LTC3527EUD-1#PBF 3
17.47 $
Buy Now

Available Distributors without stock: 1

Newark element14

ProductStockPriceBuy
LTC3527EUD#PBF 0
16.30 $
254.23 $
1003.00 $
Buy Now

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LTC3527. Optional, compare LTC3527 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LTC3527-1 LTC3527-1 product overviewLTC3527-1 product overview Linear Technology QFN-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3527.

V-IN min. 0.5 V, Current-Limit typ. 0.55 A, V-OUT max. 5.25 V, Frequency typ. 1200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74407000018 0.2 9.0 9.0 3.51 8 x 8 x 2
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