LTC3525-3.3 Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LTC3525-3.3 is a 3.30 V, 0.45 A switch current limit sync Boost Converter from . The input voltage from 0.85 V to 3.30 V  can be boosted into an output voltage ranging from 3.30 V to 3.30 V.

Features of the Boost Converter are fixed 700 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 LTC3525-3.3 is available in 1 package option(s): SC70-6 .

For LTC3525-3.3 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. 3.30 V
Current-Limit typ.? 0.45 A
V-OUT min. 3.30 V
V-OUT max. 3.30 V
VOUT 3.30
VOUT programmable no
sync/non-sync sync
Frequency typ. 700 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

LTC3525-3.3 Datasheet

Link to the most up-to-date LTC3525-3.3 datasheet and the product page for EVM, tools and support information.

LTC3525-3.3

LTC3525-3.3 Price breaks and distributor sample stock

LTC3525-3.3 prices and available online distributors.

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Available Distributors with stock: 6

Chip-One-Stop (16)

ProductStockPriceBuy
LTC3525DESC6-3.3#TRMPBF500
5002.96 USD
Buy Now
LTC3525DESC6-3.3#TRMPBF292
15.14 USD
104.94 USD
503.55 USD
1003.50 USD
2003.23 USD
Buy Now
LTC3525DESC6-3.3#TRMPBF292
15.14 USD
104.94 USD
503.55 USD
1003.50 USD
2003.23 USD
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LTC3525ESC6-3.3#TRMPBF379
13.63 USD
102.59 USD
502.22 USD
1002.15 USD
2002.14 USD
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LTC3525ESC6-3.3#TRMPBF500
5002.83 USD
Buy Now
LTC3525ESC6-3.3#TRMPBF613
14.17 USD
103.51 USD
253.47 USD
503.31 USD
1003.23 USD
2003.08 USD
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LTC3525ESC6-3.3#TRPBF2500
25002.77 USD
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LTC3525ESC6-5#TRMPBF1194
13.32 USD
102.51 USD
502.26 USD
1002.24 USD
2002.19 USD
5002.13 USD
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LTC3525ESC6-5#TRMPBF1000
5002.93 USD
10002.90 USD
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LTC3525ESC6-5#TRMPBF135
15.57 USD
104.40 USD
254.19 USD
503.83 USD
1003.55 USD
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LTC3525ISC6-3.3#TRMPBF1000
12.83 USD
102.28 USD
5002.10 USD
10001.98 USD
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LTC3525ISC6-3#TRMPBF500
12.83 USD
102.28 USD
502.28 USD
5002.10 USD
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LTC3525ISC6-5#TRMPBF500
12.83 USD
102.28 USD
5002.10 USD
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LTC3525LESC6-3#TRMPBF471
13.95 USD
503.17 USD
1002.41 USD
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LTC3525LESC6-3#TRMPBF1500
5002.99 USD
10002.95 USD
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LTC3525LESC6-3#TRMPBF1500
5002.99 USD
10002.95 USD
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DIGI-KEY (24)

ProductStockPriceBuy
LTC3525ESC6-5#TRMPBF11Buy Now
LTC3525ESC6-3.3#TRMPBF3000
5002.12 USD
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LTC3525ESC6-3.3#TRMPBF3219
14.16 USD
253.72 USD
1002.54 USD
2502.33 USD
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LTC3525ESC6-3.3#TRMPBF3219
14.16 USD
253.72 USD
1002.54 USD
2502.33 USD
Buy Now
LTC3525ESC6-5#TRMPBF2500
5002.12 USD
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LTC3525ESC6-5#TRMPBF2989
14.16 USD
253.72 USD
1002.54 USD
2502.33 USD
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LTC3525ESC6-5#TRMPBF2989
14.16 USD
253.72 USD
1002.54 USD
2502.33 USD
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LTC3525ESC6-3#TRMPBF6500
5002.12 USD
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LTC3525ESC6-3#TRMPBF6935
14.16 USD
253.72 USD
1002.54 USD
2502.33 USD
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LTC3525ESC6-3#TRMPBF6935
14.16 USD
253.72 USD
1002.54 USD
2502.33 USD
Buy Now
LTC3525DESC6-3.3#TRMPBF500
5002.12 USD
Buy Now
LTC3525DESC6-3.3#TRMPBF643
14.16 USD
253.72 USD
1002.54 USD
2502.33 USD
Buy Now
LTC3525DESC6-3.3#TRMPBF643
14.16 USD
253.72 USD
1002.54 USD
2502.33 USD
Buy Now
LTC3525LESC6-3#TRMPBF500
5002.24 USD
Buy Now
LTC3525LESC6-3#TRMPBF974
14.39 USD
253.92 USD
1002.69 USD
2502.46 USD
Buy Now
LTC3525LESC6-3#TRMPBF974
14.39 USD
253.92 USD
1002.69 USD
2502.46 USD
Buy Now
LTC3525DISC6-3.3#TRMPBF500
5002.43 USD
Buy Now
LTC3525DISC6-3.3#TRMPBF818
14.56 USD
254.07 USD
1002.92 USD
2502.67 USD
Buy Now
LTC3525DISC6-3.3#TRMPBF818
14.56 USD
254.07 USD
1002.92 USD
2502.67 USD
Buy Now
LTC3525ISC6-3.3#TRMPBF500
5002.43 USD
Buy Now
LTC3525ISC6-3.3#TRMPBF502
14.56 USD
254.07 USD
1002.92 USD
2502.67 USD
Buy Now
LTC3525ISC6-3.3#TRMPBF502
14.56 USD
254.07 USD
1002.92 USD
2502.67 USD
Buy Now
LTC3525ISC6-5#TRMPBF0
5002.43 USD
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LTC3525ISC6-5#TRMPBF294
14.56 USD
254.07 USD
1002.92 USD
2502.67 USD
Buy Now
LTC3525ISC6-5#TRMPBF294
14.56 USD
254.07 USD
1002.92 USD
2502.67 USD
Buy Now
LTC3525ISC6-3#TRMPBF0
5002.43 USD
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Element14 (5)

ProductStockPriceBuy
LTC3525DISC6-3.3#TRMPBF0
17.24 USD
256.46 USD
1004.63 USD
2504.24 USD
Buy Now
LTC3525ESC6-3.3#TRMPBF0
16.61 USD
255.91 USD
1004.03 USD
2503.70 USD
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LTC3525ESC6-3.3#TRMPBF0
16.61 USD
255.91 USD
1004.03 USD
2503.70 USD
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LTC3525ESC6-5#TRMPBF360
16.61 USD
255.91 USD
1004.03 USD
2503.70 USD
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LTC3525ESC6-5#TRMPBF360
16.61 USD
255.91 USD
1004.03 USD
2503.70 USD
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LTC3525ISC6-3.3#TRMPBF390
17.24 USD
256.46 USD
1004.63 USD
2504.24 USD
Buy Now
LTC3525ISC6-3#TRMPBF145
17.24 USD
256.46 USD
1004.63 USD
2504.24 USD
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LTC3525ISC6-5#TRMPBF178
17.24 USD
256.46 USD
1004.63 USD
2504.24 USD
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FARNELL-ELEMENT14 (7)

ProductStockPriceBuy
LTC3525ESC6-3.3#TRMPBF18Buy Now
LTC3525ESC6-3.3#TRMPBF18Buy Now
LTC3525ESC6-5#TRMPBF523Buy Now
LTC3525ESC6-5#TRMPBF523Buy Now
LTC3525ISC6-3.3#TRMPBF400Buy Now
LTC3525ISC6-3#TRMPBF148Buy Now
LTC3525ISC6-5#TRMPBF178Buy Now

NEWARK (4)

ProductStockPriceBuy
LTC3525DESC6-3.3#TRMPBF0
12.97 USD
5002.12 USD
Buy Now
LTC3525DISC6-3.3#PBF0
14.74 USD
1003.87 USD
2503.55 USD
5003.30 USD
10003.10 USD
Buy Now
LTC3525DISC6-3.3#TRMPBF475
14.62 USD
254.14 USD
1002.92 USD
2502.68 USD
Buy Now
LTC3525DISC6-3.3#TRPBF0
13.60 USD
25002.58 USD
Buy Now
LTC3525ESC6-3.3#TRMPBF0
12.97 USD
5002.12 USD
Buy Now
LTC3525ESC6-3#PBF0
00.00 USD
Buy Now
LTC3525ESC6-5#PBF0
13.69 USD
252.51 USD
1002.12 USD
Buy Now
LTC3525ESC6-5#TRMPBF0
12.97 USD
5002.12 USD
Buy Now
LTC3525ESC6-5#TRPBF0
13.14 USD
25002.25 USD
Buy Now
LTC3525ISC6-3.3#PBF0
14.74 USD
1003.87 USD
2503.55 USD
5003.30 USD
10003.10 USD
Buy Now
LTC3525ISC6-3.3#TRMPBF489
12.43 USD
252.43 USD
1002.43 USD
2502.43 USD
Buy Now
LTC3525ISC6-3#PBF0
14.74 USD
1003.87 USD
2503.55 USD
5003.30 USD
10003.10 USD
Buy Now
LTC3525ISC6-3#TRMPBF500
12.43 USD
Buy Now
LTC3525ISC6-3#TRPBF0
13.60 USD
25002.58 USD
Buy Now
LTC3525ISC6-5#PBF0
14.74 USD
1003.87 USD
2503.55 USD
5003.30 USD
10003.10 USD
Buy Now
LTC3525ISC6-5#TRMPBF441
12.43 USD
252.43 USD
1002.43 USD
2502.43 USD
Buy Now
LTC3525ISC6-5#TRPBF0
13.60 USD
25002.58 USD
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LTC3525LESC6-3#TRPBF0
13.32 USD
25002.38 USD
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RS-COMPONENTS (5)

ProductStockPriceBuy
LTC3525ESC6-3.3#TRMPBF122Buy Now
LTC3525ESC6-3.3#TRMPBF348Buy Now
LTC3525ESC6-5#TRMPBF56Buy Now
LTC3525ESC6-5#TRMPBF579Buy Now
LTC3525ESC6-5#TRMPBF500Buy Now

Available Distributors with stock: 0

no online Distributor with LTC3525 stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LTC3525-3.3. Optional, compare LTC3525-3.3 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% MAX848-3.3 MAX848-3.3 product overviewMAX848-3.3 product overview Maxim Integrated SO-16
0% L6920DC-3.3 L6920DC-3.3 product overviewL6920DC-3.3 product overview ST MSOP-8
0% TPS61261 TPS61261 product overviewTPS61261 product overview Texas Instruments SON-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3525-3.3.

V-IN min. 0.85 V, Current-Limit typ. 0.45 A, V-OUT max. 3.3 V, Frequency typ. 700 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
74404024010 1.0 2.2 2.6 37.00 2.5 x 2 x 1.2
74404032010 1.0 2.2 3.0 33.00 3 x 3 x 1.5
74404032015 1.5 2.0 2.3 40.00 3 x 3 x 1.5
74404041010 1.0 2.5 3.4 41.00 4 x 4 x 1.2
744042001 1.0 2.7 2.6 20.00 4.8 x 4.8 x 2
7440430012 1.2 3.1 2.8 15.00 4.8 x 4.8 x 3
7440520012 1.2 3.0 3.5 20.00 5.8 x 5.8 x 2
7440620015 1.5 4.3 4.0 10.00 6.8 x 6.8 x 2.5
7440680010 1.0 2.8 3.3 32.00 8 x 8 x 1.2
7440690010 1.0 3.6 3.8 21.00 8 x 8 x 1.5
74437321015 1.5 3.0 4.0 55.00 4.45 x 4.06 x 1.2
74438323010 1.0 2.5 4.0 63.00 2.5 x 2 x 1
74438324015 1.5 2.2 3.7 82.00 2.5 x 2 x 1.2
74479276210 1.0 2.0 2.5 65.00 2 x 1.6 x 1
74479276210C 1.0 2.1 3.1 53.00 2 x 1.25 x 1
74479287210 1.0 2.4 4.0 55.00 2.5 x 2 x 1
74479298210 1.0 2.5 4.0 45.00 3.2 x 2.5 x 1
74479889210 1.0 2.0 2.0 85.00 2.5 x 2 x 1.2
74479899210 1.0 2.3 2.5 50.00 3.2 x 2.6 x 1.2
78438323010 1.0 2.5 4.0 63.00 2.5 x 2 x 1
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