LT3580 Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LT3580 is a 42.00 V, 2.50 A switch current limit non-sync Boost Converter from . The input voltage from 2.50 V to 32.00 V  can be boosted into an output voltage ranging from 3.70 V to 42.00 V.

Features of the Boost Converter are adjustable 2500 kHz switching frequency, a typical inductor size of 4.2 µH and it offers a peak efficiency of  up to 88 %. The minimum external component count is 9 and LT3580 is available in 2 package option(s): MSOP-8 DFN-8 .

For LT3580 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. 2.50 V
V-IN max. 32.00 V
Current-Limit typ.? 2.50 A
V-OUT min. 3.70 V
V-OUT max. 42.00 V
VOUT adjustable
VOUT programmable no
sync/non-sync non-sync
Frequency typ. 2500 kHz
Frequency adjustable adjustable
Frequency selectable
Frequency adj. min. 200 kHz
Frequency adj. max. 2500 kHz
extern clock sync. yes
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK no
LBI/LBO no
Frequency sync. min. 200 kHz
Frequency sync. max. 2500 kHz
Down Mode no
Quiescent current max. 1500 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 4.2 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Boost
Peak Efficiency 88 %
Component count min. 9
current limit adjustable no
Nr.of package options 2
CSP
SC70
SOT
MSOP MSOP-8
QFN/DFN DFN-8
SO/SOIC
SOP
DIP
TO
DDPAK

LT3580 Datasheet

Link to the most up-to-date LT3580 datasheet and the product page for EVM, tools and support information.

LT3580

LT3580 Price breaks and distributor sample stock

LT3580 prices and available online distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 7

Chip One Stop (12)

ProductStockPriceBuy
LT3580EDD#PBF61
14.27 USD
103.79 USD
502.67 USD
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LT3580EDD#PBF1189
15.07 USD
1003.97 USD
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LT3580EDD#TRPBF1738
14.39 USD
103.19 USD
502.50 USD
1002.44 USD
2002.42 USD
5002.31 USD
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LT3580EDD#TRPBF1694
14.25 USD
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LT3580EMS8E#PBF210
14.49 USD
103.26 USD
502.56 USD
1002.49 USD
2002.47 USD
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LT3580HMS8E#PBF266
17.42 USD
104.35 USD
503.72 USD
1003.42 USD
2003.39 USD
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LT3580IDD1837
189.50 USD
2573.30 USD
10071.00 USD
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LT3580IDD#PBF1695
16.08 USD
1004.76 USD
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LT3580IMS8E1750
159.86 USD
2517.57 USD
1008.08 USD
5006.74 USD
10006.03 USD
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LT3580IMS8E#PBF77
15.29 USD
105.06 USD
503.55 USD
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LT3580IMS8E#PBF2279
16.38 USD
1004.99 USD
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LT3580IMS8E#PBF2279
16.38 USD
1004.99 USD
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Conrad (1)

ProductStockPriceBuy
LT3580EMS8E#PBF14Buy Now

Digi-Key (7)

ProductStockPriceBuy
LT3580EDD#PBF4747
14.02 USD
252.86 USD
1002.35 USD
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LT3580EMS8E#PBF2305
14.22 USD
253.00 USD
1002.47 USD
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LT3580IDD#PBF1364
14.82 USD
253.43 USD
1002.82 USD
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LT3580IMS8E#PBF1962
15.08 USD
253.60 USD
1002.97 USD
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LT3580MPMS8E#PBF418
117.74 USD
2511.87 USD
10010.09 USD
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DC1144A-B3
1150.75 USD
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DC1144A-A2
1150.75 USD
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LT3580EDD#TRPBF0
25002.45 USD
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LT3580EMS8E#TRPBF0
25002.57 USD
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LT3580IDD#TRPBF0
25002.92 USD
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LT3580IMS8E#TRPBF0
25003.07 USD
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LT3580HMS8E#PBF0
2503.36 USD
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LT3580HMS8E#TRPBF0
25003.46 USD
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LT3580MPMS8E#TRPBF0
250010.19 USD
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Element14 (5)

ProductStockPriceBuy
LT3580EDD#PBF597
16.20 USD
254.41 USD
1003.63 USD
Buy Now
LT3580EMS8E#PBF6111
16.50 USD
254.63 USD
1003.81 USD
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LT3580IDD#PBF32
17.43 USD
255.29 USD
1004.35 USD
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LT3580IMS8E#PBF279
17.83 USD
255.55 USD
1004.58 USD
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LT3580MPMS8E#PBF14
127.34 USD
2518.30 USD
10015.55 USD
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Farnell Element14 (5)

ProductStockPriceBuy
LT3580EDD#PBF597Buy Now
LT3580EMS8E#PBF6654Buy Now
LT3580IDD#PBF62Buy Now
LT3580IMS8E#PBF644Buy Now
LT3580MPMS8E#PBF14Buy Now

Newark Electronics (5)

ProductStockPriceBuy
LT3580EDD#PBF200
14.02 USD
252.85 USD
1002.35 USD
Buy Now
LT3580EDD#TRPBF0
14.15 USD
25002.98 USD
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LT3580EMS8E#PBF1292
14.23 USD
252.99 USD
1002.47 USD
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LT3580EMS8E#TRPBF0
14.35 USD
25003.12 USD
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LT3580HMS8E#PBF0
15.92 USD
253.97 USD
1003.36 USD
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LT3580HMS8E#TRPBF0
15.75 USD
25004.12 USD
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LT3580IDD#PBF120
14.83 USD
253.42 USD
1002.82 USD
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LT3580IDD#TRPBF0
14.98 USD
25003.57 USD
Buy Now
LT3580IMS8E#PBF97
15.08 USD
253.60 USD
1002.97 USD
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LT3580IMS8E#TRPBF0
15.22 USD
25003.75 USD
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LT3580MPMS8E#PBF11
117.76 USD
2511.91 USD
10010.09 USD
Buy Now
LT3580MPMS8E#TRPBF0
117.22 USD
250012.35 USD
Buy Now

RS Components (8)

ProductStockPriceBuy
LT3580EDD#PBF2Buy Now
LT3580EDD#PBF235Buy Now
LT3580EMS8E#PBF87Buy Now
LT3580EMS8E#PBF116Buy Now
LT3580EMS8E#PBF1100Buy Now
LT3580IDD#PBF48Buy Now
LT3580IMS8E#PBF83Buy Now
LT3580IMS8E#PBF306Buy Now

Available Distributors with stock: 12

Arrow Electronics

ProductStockPriceBuy
LT3580IMS8E#PBF 2279
13.60 $
1002.97 $
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LT3580IDD 1837
148.36 $
2514.20 $
1006.53 $
5005.44 $
10004.88 $
25004.74 $
50004.60 $
100004.54 $
250004.48 $
500004.36 $
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LT3580IMS8E 1750
150.88 $
2514.94 $
1006.87 $
5005.73 $
10005.13 $
25004.98 $
50004.84 $
100004.77 $
250004.71 $
500004.58 $
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LT3580IDD#PBF 1695
13.43 $
1002.82 $
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LT3580EDD#TRPBF 1594
12.40 $
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LT3580IDD#TRPBF 1343
12.87 $
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LT3580EDD#PBF 1180
12.86 $
1002.35 $
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LT3580EDD#TRPBF 0
25002.40 $
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LT3580IDD#TRPBF 0
25002.87 $
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LT3580MPMS8E 0 Buy Now
LT3580EMS8E#TRPBF 0
25002.52 $
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LT3580EMS8E#TRPBF 0
12.52 $
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LT3580MPMS8E#TRPBF 0
250010.14 $
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LT3580HMS8E#TRPBF 0
25003.41 $
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LT3580HMS8E#PBF 0
4503.36 $
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show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LT3580EDD#PBF 4747
1001.99 €
252.43 €
13.41 €
Buy Now
LT3580EMS8E#PBF 2305
1002.10 €
252.55 €
13.58 €
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LT3580IMS8E#PBF 1962
1002.52 €
253.05 €
14.31 €
Buy Now
LT3580IDD#PBF 1364
1002.39 €
252.91 €
14.09 €
Buy Now
LT3580MPMS8E#PBF 418
1008.56 €
2510.07 €
115.05 €
Buy Now
DC1144A-B 3
1127.91 €
Buy Now
DC1144A-A 2
1127.91 €
Buy Now
LT3580EDD#TRPBF 0
25002.08 €
Buy Now
LT3580EMS8E#TRPBF 0
25002.18 €
Buy Now
LT3580IDD#TRPBF 0
25002.48 €
Buy Now
LT3580IMS8E#TRPBF 0
25002.60 €
Buy Now
LT3580HMS8E#PBF 0
2502.85 €
Buy Now
LT3580HMS8E#TRPBF 0
25002.94 €
Buy Now
LT3580MPMS8E#TRPBF 0
25008.65 €
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show stock=0hide stock=0

Newark element14

ProductStockPriceBuy
LT3580EDD#TRPBF 0
14.15 $
25002.98 $
Buy Now
LT3580EDD#PBF 200
14.02 $
252.85 $
1002.35 $
Buy Now
LT3580IMS8E#TRPBF 0
15.22 $
25003.75 $
Buy Now
LT3580MPMS8E#PBF 11
117.76 $
2511.91 $
10010.09 $
Buy Now
LT3580MPMS8E#TRPBF 0
117.22 $
250012.35 $
Buy Now
LT3580IDD#TRPBF 0
14.98 $
25003.57 $
Buy Now
LT3580HMS8E#TRPBF 0
15.75 $
25004.12 $
Buy Now
LT3580HMS8E#PBF 0
15.92 $
253.97 $
1003.36 $
Buy Now
LT3580EMS8E#PBF 1292
14.23 $
252.99 $
1002.47 $
Buy Now
LT3580IDD#PBF 120
14.83 $
253.42 $
1002.82 $
Buy Now
LT3580IMS8E#PBF 97
15.08 $
253.60 $
1002.97 $
Buy Now
LT3580EMS8E#TRPBF 0
14.35 $
25003.12 $
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show stock=0hide stock=0

Bristol Electronics

ProductStockPriceBuy
LT3580EDD#PBF 121
23.70 $
82.40 $
221.85 $
691.72 $
Buy Now
LT3580EMS8E#PBF 16 Buy Now

Quest Components

ProductStockPriceBuy
LT3580EDD#PBF 96
822.31 $
92.48 $
14.95 $
Buy Now
LT3580IMS8E#PBF 40
73.12 $
34.16 $
16.24 $
Buy Now

ComS.I.T.

ProductStockPriceBuy
LT3580IDDPBF 34

element14 Asia-Pacific

ProductStockPriceBuy
LT3580MPMS8E#PBF 14
121.87 $
2514.64 $
10012.44 $
Buy Now
LT3580IMS8E#PBF 279
16.26 $
254.44 $
1003.66 $
Buy Now
LT3580EMS8E#PBF 6111
15.20 $
253.70 $
1003.04 $
Buy Now
LT3580IDD#PBF 32
15.94 $
254.23 $
1003.48 $
Buy Now
LT3580EDD#PBF 1444
14.96 $
253.53 $
1002.90 $
Buy Now

Farnell element14

ProductStockPriceBuy
LT3580MPMS8E#PBF 0
113.70 GBP
259.03 GBP
1008.22 GBP
Buy Now
LT3580EMS8E#PBF 6322
13.59 GBP
252.28 GBP
1002.01 GBP
Buy Now
LT3580EDD#PBF 1408
13.47 GBP
252.21 GBP
1001.92 GBP
Buy Now
LT3580IDD#PBF 61
14.14 GBP
252.65 GBP
1002.30 GBP
Buy Now
LT3580IMS8E#PBF 585
14.36 GBP
252.78 GBP
1002.42 GBP
Buy Now
show stock=0hide stock=0

TME Electronic Components

ProductStockPriceBuy
LT3580IMS8E#PBF 8
15.50 $
35.13 $
104.50 $
254.05 $
Buy Now

Chip1Stop

ProductStockPriceBuy
LT3580IMS8E 1750
159.86 $
1008.08 $
10006.03 $
Buy Now
LT3580MPMS8E#PBF 400
120.20 $
10015.10 $
Buy Now
LT3580HMS8E#PBF 266
17.42 $
503.72 $
2003.39 $
Buy Now
LT3580IDD 1837
189.50 $
2573.30 $
10071.00 $
Buy Now
LT3580EDD#PBF 61
14.27 $
103.79 $
502.67 $
Buy Now
LT3580EDD#TRPBF 1738
14.39 $
1002.44 $
5002.31 $
Buy Now
LT3580EMS8E#PBF 210
14.49 $
502.56 $
2002.47 $
Buy Now
LT3580IMS8E#PBF 77
15.29 $
105.06 $
503.55 $
Buy Now
LT3580IMS8E#PBF 2732
16.38 $
1004.99 $
Buy Now
LT3580EDD#PBF 1189
15.07 $
1003.97 $
Buy Now
LT3580EDD#TRPBF 1694
14.25 $
Buy Now
LT3580IDD#PBF 1695
16.08 $
1004.76 $
Buy Now

New Advantage Corporation

ProductStockPriceBuy
LT3580EMS8E#TRPBF 2500
25002.54 $
Buy Now

RS Components

ProductStockPriceBuy
LT3580EDD#PBF 235
62.67 GBP
302.53 GBP
612.39 GBP
Buy Now
LT3580EMS8E#PBF 116
103.08 GBP
252.76 GBP
Buy Now
LT3580EMS8E#PBF 1100
502.34 GBP
2502.14 GBP
5002.12 GBP
Buy Now
LT3580IDD#PBF 48
103.28 GBP
252.94 GBP
502.78 GBP
752.74 GBP
Buy Now
LT3580IMS8E#PBF 83
14.07 GBP
103.70 GBP
253.33 GBP
Buy Now
LT3580EDD#PBF 2
12.81 GBP
62.67 GBP
302.53 GBP
612.39 GBP
Buy Now
LT3580EMS8E#PBF 87
13.40 GBP
103.08 GBP
252.76 GBP
Buy Now
LT3580IMS8E#PBF 306
103.70 GBP
253.33 GBP
Buy Now

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LT3580. Optional, compare LT3580 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT3579 LT3579 product overviewLT3579 product overview Linear Technology QFN-20, TSSOP-20
0% LT3581 LT3581 product overviewLT3581 product overview Linear Technology MSOP-16, DFN-14
50% LT8580 LT8580 product overviewLT8580 product overview Linear Technology MSOP-8, DFN-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT3580.

V-IN min. 2.5 V, Current-Limit typ. 2.5 A, V-OUT max. 42 V, Frequency typ. 2500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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