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: 0

no online Distributor with LTC3525 stock available

Available Distributors with stock: 9

Arrow Electronics

ProductStockPriceBuy
LTC3525DESC6-3.3#TRMPBF 3000
50002.10 $
5002.19 $
Buy Now
LTC3525ESC6-3.3#TRMPBF 500
15002.03 $
5002.06 $
Buy Now
LTC3525ISC6-3.3#TRMPBF 354
2502.54 $
1002.67 $
253.23 $
14.86 $
Buy Now
LTC3525LESC6-3#TRMPBF 295
5002.32 $
2502.40 $
1002.53 $
253.06 $
14.61 $
Buy Now
LTC3525DISC6-3.3#TRMPBF 198
5002.44 $
2502.54 $
1002.67 $
253.23 $
14.86 $
Buy Now
LTC3525ESC6-3.3#TRMPBF 16
5002.18 $
2502.25 $
1002.38 $
252.88 $
14.33 $
Buy Now
LTC3525ISC6-5#TRMPBF 1
2502.54 $
1002.67 $
253.23 $
14.86 $
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LTC3525ISC6-3.3#TRMPBF 0
5002.54 $
Buy Now
LTC3525ISC6-5#TRMPBF 0
5002.54 $
Buy Now
LTC3525LESC6-3#TRMPBF 0
15002.15 $
5002.19 $
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LTC3525DISC6-3.3#TRMPBF 0
5002.41 $
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LTC3525ISC6-3#TRPBF 0
25002.43 $
Buy Now
LTC3525ISC6-3.3#TRPBF 0
25002.43 $
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LTC3525ISC6-3#TRMPBF 0
5002.54 $
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LTC3525ISC6-5#TRPBF 0
25002.43 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LTC3525ESC6-3.3#TRMPBF 3363
2502.17 €
1002.28 €
252.76 €
14.16 €
Buy Now
LTC3525ESC6-3.3#TRMPBF 3363
2502.17 €
1002.28 €
252.76 €
14.16 €
Buy Now
LTC3525ESC6-3.3#TRMPBF 3000
5002.06 €
Buy Now
LTC3525DESC6-3.3#TRMPBF 580
2502.21 €
1002.32 €
252.81 €
14.23 €
Buy Now
LTC3525DESC6-3.3#TRMPBF 580
2502.21 €
1002.32 €
252.81 €
14.23 €
Buy Now
LTC3525LESC6-3#TRMPBF 551
2502.31 €
1002.43 €
252.94 €
14.42 €
Buy Now
LTC3525LESC6-3#TRMPBF 551
2502.31 €
1002.43 €
252.94 €
14.42 €
Buy Now
LTC3525DISC6-3.3#TRMPBF 525
2502.43 €
1002.56 €
253.09 €
14.66 €
Buy Now
LTC3525DISC6-3.3#TRMPBF 525
2502.43 €
1002.56 €
253.09 €
14.66 €
Buy Now
LTC3525DESC6-3.3#TRMPBF 500
5002.09 €
Buy Now
LTC3525LESC6-3#TRMPBF 500
5002.19 €
Buy Now
LTC3525DISC6-3.3#TRMPBF 500
5002.31 €
Buy Now
LTC3525ESC6-5#TRMPBF 125
2501.85 €
1001.94 €
252.35 €
13.54 €
Buy Now
LTC3525ESC6-5#TRMPBF 125
2501.85 €
1001.94 €
252.35 €
13.54 €
Buy Now
LTC3525ESC6-5#TRMPBF 0
5002.06 €
Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
LTC3525ISC6-5#TRPBF 17500
12.86 $
Buy Now
LTC3525ESC6-5#TRMPBF 16500
12.57 $
Buy Now
LTC3525DESC6-3.3#TRPBF 15000
12.57 $
Buy Now
LTC3525LESC6-3#TRPBF 10000
12.71 $
Buy Now
LTC3525LESC6-3#TRMPBF 5000
12.71 $
Buy Now
LTC3525DISC6-3.3#TRPBF 5000
12.86 $
Buy Now
LTC3525ISC6-3.3#TRMPBF 3500
12.86 $
Buy Now
LTC3525ISC6-3#TRPBF 500
571.10 $
Buy Now
LTC3525ESC6-3#TRMPBF 500
12.57 $
Buy Now
LTC3525ESC6-3.3#TRMPBF 500
15002.03 $
5002.06 $
Buy Now
LTC3525ESC6-3.3#TRMPBF 500
12.57 $
Buy Now
LTC3525ISC6-3.3#TRMPBF 454
12.86 $
Buy Now
LTC3525ISC6-3.3#TRMPBF 354
2502.54 $
1002.67 $
253.23 $
34.86 $
Buy Now
LTC3525LESC6-3#TRMPBF 295
5002.32 $
2502.40 $
1002.53 $
253.06 $
34.61 $
Buy Now
LTC3525ESC6-3.3#TRMPBF 16
5002.18 $
2502.25 $
1002.38 $
252.88 $
34.33 $
Buy Now

Newark element14

ProductStockPriceBuy
LTC3525ISC6-3#TRPBF 500
10.88 $
100.88 $
250.88 $
500.88 $
1000.88 $
2500.88 $
5000.88 $
10000.88 $
Buy Now
LTC3525ISC6-3.3#TRMPBF 454
10.27 $
100.27 $
250.27 $
500.27 $
1000.27 $
2500.27 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
LTC3525ESC6-3.3#TRMPBF 1441
14.56 $
253.03 $
1002.50 $
2502.37 $
5002.17 $
15002.11 $
Buy Now
LTC3525LESC6-3#TRMPBF 534
14.85 $
253.22 $
1002.66 $
2502.53 $
5002.30 $
15002.25 $
Buy Now

Bristol Electronics

ProductStockPriceBuy
LTC3525ESC6-3.3#TRMPBF 90 Buy Now

Quest Components

ProductStockPriceBuy
LTC3525ESC6-3.3#TRMPBF 334
2411.92 $
842.08 $
14.80 $
Buy Now
LTC3525ESC6-3.3#TRMPBF 72
223.20 $
73.52 $
14.80 $
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LTC3525ESC6-3.3#TRPBF 2650
17061.68 $
10431.76 $
14.80 $
Buy Now

RS Components

ProductStockPriceBuy
LTC3525ESC6-5#TRMPBF 89
2501.85 GBP
1251.94 GBP
252.31 GBP
52.68 GBP
13.05 GBP
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LTC3525ESC6-5#TRMPBF 841
2501.85 GBP
1251.94 GBP
252.31 GBP
52.68 GBP
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LTC3525ESC6-3.3#TRMPBF 456
2502.43 GBP
1262.64 GBP
262.86 GBP
63.08 GBP
Buy Now
LTC3525ESC6-3.3#TRMPBF 70
2502.43 GBP
1262.64 GBP
262.86 GBP
63.08 GBP
23.30 GBP
Buy Now

element14 Asia-Pacific

ProductStockPriceBuy
LTC3525ISC6-5#TRMPBF 0
2504.00 SGD
1004.21 SGD
255.09 SGD
17.66 SGD
Buy Now
LTC3525ESC6-5#TRMPBF 0
12.72 SGD
Buy Now
LTC3525ESC6-5#TRMPBF 3
12.72 SGD
Buy Now
LTC3525DISC6-3.3#TRMPBF 0
2504.00 SGD
1004.21 SGD
255.09 SGD
17.66 SGD
Buy Now
LTC3525ESC6-3.3#TRMPBF 0
2503.57 SGD
1003.76 SGD
254.54 SGD
16.84 SGD
Buy Now
LTC3525ESC6-3.3#TRMPBF 0
2503.57 SGD
1003.76 SGD
254.54 SGD
16.84 SGD
Buy Now
show stock=0hide stock=0

Available Distributors without stock: 2

Richardson RFPD

ProductStockPriceBuy
LTC3525ESC6-3.3#TRPBF 0
25002.31 $
50002.22 $
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LTC3525ISC6-5#TRMPBF 0
5002.69 $
10002.62 $
50002.52 $
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LTC3525ESC6-3#TRPBF 0
25002.31 $
50002.22 $
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LTC3525LESC6-3#TRPBF 0
25002.43 $
50002.34 $
Buy Now
LTC3525ISC6-3.3#TRPBF 0
25002.55 $
50002.46 $
Buy Now
LTC3525ISC6-5#TRPBF 0
25002.55 $
50002.46 $
Buy Now
LTC3525ISC6-3#TRPBF 0
25002.55 $
50002.46 $
Buy Now
LTC3525ESC6-5#TRMPBF 0
5002.40 $
10002.34 $
50002.24 $
Buy Now
LTC3525LESC6-3#TRMPBF 0
5002.55 $
10002.48 $
50002.39 $
Buy Now
LTC3525DISC6-3.3#TRPBF 0
25002.55 $
50002.46 $
Buy Now
LTC3525ISC6-3.3#TRMPBF 0
5002.69 $
10002.62 $
50002.52 $
Buy Now
LTC3525ISC6-3#TRMPBF 0
5002.69 $
10002.62 $
50002.52 $
Buy Now
LTC3525DISC6-3.3#TRMPBF 0
5002.69 $
10002.62 $
50002.52 $
Buy Now
LTC3525ESC6-5#TRPBF 0
25002.31 $
50002.22 $
Buy Now
LTC3525ESC6-3.3#TRMPBF 0
5002.40 $
10002.34 $
50002.24 $
Buy Now

Farnell element14

ProductStockPriceBuy
LTC3525DISC6-3.3#TRMPBF 0
10001.86 GBP
5001.90 GBP
2502.51 GBP
1002.74 GBP
503.00 GBP
253.25 GBP
103.64 GBP
14.05 GBP
Buy Now
LTC3525ESC6-3.3#TRMPBF 0
10001.74 GBP
5001.75 GBP
2501.76 GBP
1001.92 GBP
502.36 GBP
252.80 GBP
103.05 GBP
13.52 GBP
Buy Now
LTC3525ESC6-3.3#TRMPBF 0
10001.74 GBP
5001.75 GBP
2501.76 GBP
1001.92 GBP
502.36 GBP
252.80 GBP
103.05 GBP
13.52 GBP
Buy Now
LTC3525ESC6-5#TRMPBF 0
10001.73 GBP
5001.74 GBP
2501.75 GBP
1001.76 GBP
501.77 GBP
251.78 GBP
103.17 GBP
13.54 GBP
Buy Now
LTC3525ESC6-5#TRMPBF 0
10001.73 GBP
5001.74 GBP
2501.75 GBP
1001.76 GBP
501.77 GBP
251.78 GBP
103.17 GBP
13.54 GBP
Buy Now
LTC3525ISC6-3#TRMPBF 0
1001.98 GBP
253.10 GBP
13.87 GBP
Buy Now
LTC3525ISC6-3.3#TRMPBF 0
10001.84 GBP
5001.88 GBP
2502.06 GBP
1002.25 GBP
502.70 GBP
253.14 GBP
103.52 GBP
13.92 GBP
Buy Now
LTC3525ISC6-5#TRMPBF 0
10001.72 GBP
5001.76 GBP
2501.98 GBP
1002.15 GBP
502.58 GBP
253.01 GBP
103.37 GBP
13.77 GBP
Buy Now

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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