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#PBF34
14.07 USD
103.43 USD
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LT3580EDD#TRPBF30
25002.79 USD
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LT3580EDD#TRPBF30
14.08 USD
103.44 USD
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LT3580HMS8E#PBF840
17.33 USD
104.30 USD
503.68 USD
1003.38 USD
2003.35 USD
5003.20 USD
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LT3580HMS8E#PBF34
15.82 USD
105.02 USD
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LT3580IDD#PBF93
14.94 USD
104.81 USD
503.38 USD
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LT3580IDD#PBF56
14.69 USD
104.05 USD
503.27 USD
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LT3580IDD#TRPBF1146
25003.33 USD
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LT3580IDD#TRPBF1156
14.75 USD
104.10 USD
503.32 USD
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LT3580IMS8E#PBF17
16.36 USD
104.28 USD
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LT3580IMS8E#PBF167
14.94 USD
104.26 USD
503.45 USD
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LT3580MPMS8E#PBF246
116.80 USD
512.20 USD
1011.60 USD
2510.70 USD
5010.10 USD
1009.65 USD
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Digi-Key (14)

ProductStockPriceBuy
LT3580EDD#PBF4694
14.10 USD
252.92 USD
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LT3580EMS8E#PBF8560
14.31 USD
253.06 USD
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LT3580IDD#PBF464
14.92 USD
253.50 USD
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LT3580IMS8E#PBF4185
15.18 USD
253.67 USD
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LT3580MPMS8E#PBF1217
118.09 USD
2512.11 USD
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LT3580EDD#TRPBF0
25002.97 USD
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LT3580EDD#TRPBF1154
14.74 USD
254.23 USD
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LT3580EDD#TRPBF1154
14.74 USD
254.23 USD
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LT3580EMS8E#TRPBF0
25003.11 USD
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LT3580EMS8E#TRPBF984
14.97 USD
254.43 USD
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LT3580EMS8E#TRPBF984
14.97 USD
254.43 USD
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LT3580IMS8E#TRPBF0
25003.72 USD
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LT3580IMS8E#TRPBF1859
15.94 USD
255.30 USD
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LT3580IMS8E#TRPBF1859
15.94 USD
255.30 USD
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DC1144A-A2
1153.00 USD
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DC1144A-B2
1153.00 USD
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LT3580IDD#TRPBF0
25003.55 USD
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LT3580IDD#TRPBF0
15.65 USD
255.05 USD
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LT3580IDD#TRPBF0
15.65 USD
255.05 USD
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LT3580HMS8E#PBF7
16.02 USD
254.04 USD
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LT3580HMS8E#TRPBF0
25004.09 USD
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LT3580MPMS8E#TRPBF0
250012.16 USD
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LT3580IDD0
00.00 USD
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Element14 (2)

ProductStockPriceBuy
LT3580EDD#PBF0Buy Now
LT3580EMS8E#PBF0Buy Now
LT3580IDD#PBF0Buy Now
LT3580IMS8E#PBF2Buy Now
LT3580MPMS8E#PBF1Buy Now

Mouser Electronics (7)

ProductStockPriceBuy
LT3580EDD#PBF2926
14.14 USD
103.78 USD
252.94 USD
1002.41 USD
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LT3580IDD#PBF561
14.97 USD
104.54 USD
253.52 USD
1002.90 USD
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LT3580EDD#TRPBF780
14.77 USD
104.43 USD
254.24 USD
1003.02 USD
2502.77 USD
25002.50 USD
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LT3580EMS8E#TRPBF2066
14.99 USD
104.64 USD
254.45 USD
1003.16 USD
2502.90 USD
25002.63 USD
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LT3580IMS8E#PBF458
15.22 USD
104.78 USD
253.69 USD
1003.06 USD
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LT3580EMS8E#PBF109
14.33 USD
103.96 USD
253.07 USD
1002.53 USD
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LT3580MPMS8E#PBF59
118.22 USD
1016.70 USD
2512.17 USD
10010.34 USD
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LT3580IDD#TRPBF0
15.69 USD
105.27 USD
255.07 USD
1003.60 USD
2503.29 USD
25002.99 USD
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LT3580HMS8E#PBF0
16.06 USD
105.56 USD
254.06 USD
1003.45 USD
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LT3580MPMS8E#TRPBF0
250010.43 USD
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LT3580HMS8E#TRPBF0
25003.54 USD
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Newark Electronics (1)

ProductStockPriceBuy
LT3580MPMS8E#PBF7
117.76 USD
2511.91 USD
10010.09 USD
Buy Now

RS Components (7)

ProductStockPriceBuy
LT3580EDD#PBF70Buy Now
LT3580EDD#PBF92Buy Now
LT3580EMS8E#PBF228Buy Now
LT3580EMS8E#PBF689Buy Now
LT3580IDD#PBF109Buy Now
LT3580IMS8E#PBF17Buy Now
LT3580IMS8E#PBF187Buy Now

Transfer Multisort Elektronik (1)

ProductStockPriceBuy
LT3580IMS8E#PBF24Buy Now

Available Distributors without stock: 2

Farnell element14 DE (0)

ProductStockPriceBuy
LT3580EDD#PBF0Buy Now
LT3580EMS8E#PBF0Buy Now
LT3580IDD#PBF0Buy Now
LT3580IMS8E#PBF0Buy Now
LT3580MPMS8E#PBF0Buy Now

Rutronik (0)

ProductStockPriceBuy
nnBuy Now

Available Distributors with stock: 12

Arrow Electronics

ProductStockPriceBuy
LT3580EMS8E#TRPBF 1100
1002.57 $
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LT3580IDD#PBF 848
1002.82 $
13.43 $
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LT3580IDD#TRPBF 541
1002.92 $
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LT3580EDD#TRPBF 377
1002.45 $
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LT3580EMS8E#PBF 159
1002.47 $
13.00 $
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LT3580IMS8E#PBF 128
1002.97 $
13.60 $
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LT3580HMS8E#PBF 6
1003.36 $
13.96 $
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Digi-Key

ProductStockPriceBuy
LT3580EMS8E#PBF 8560
252.68 €
13.78 €
Buy Now
LT3580EDD#PBF 4694
252.56 €
13.59 €
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LT3580IMS8E#PBF 4185
253.22 €
14.54 €
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LT3580IMS8E#TRPBF 1859
254.65 €
15.21 €
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LT3580IMS8E#TRPBF 1859
254.65 €
15.21 €
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LT3580MPMS8E#PBF 1217
2510.61 €
115.86 €
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LT3580EDD#TRPBF 1154
253.71 €
14.16 €
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LT3580EDD#TRPBF 1154
253.71 €
14.16 €
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LT3580EMS8E#TRPBF 984
253.89 €
14.36 €
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LT3580EMS8E#TRPBF 984
253.89 €
14.36 €
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LT3580IDD#PBF 464
253.07 €
14.31 €
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DC1144A-A 2
1134.14 €
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LT3580EDD#TRPBF 0
25002.60 €
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LT3580EMS8E#TRPBF 0
25002.73 €
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LT3580IMS8E#TRPBF 0
25003.26 €
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show stock=0hide stock=0

Verical

ProductStockPriceBuy
LT3580IDD#PBF 848
1002.82 $
33.43 $
Buy Now
LT3580EMS8E#PBF 159
1002.47 $
33.00 $
Buy Now
LT3580HMS8E#PBF 6
33.96 $
Buy Now

Newark element14

ProductStockPriceBuy
LT3580MPMS8E#PBF 7
117.76 $
2511.91 $
10010.09 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
LT3580EDD#PBF 2926
14.11 $
103.76 $
252.92 $
1002.40 $
Buy Now
LT3580IDD#PBF 561
14.93 $
104.52 $
253.50 $
1002.88 $
Buy Now
LT3580EDD#TRPBF 780
14.74 $
104.40 $
254.23 $
1003.00 $
2502.75 $
25002.50 $
Buy Now
LT3580EMS8E#TRPBF 2111
14.97 $
104.61 $
254.43 $
1003.15 $
2502.88 $
25002.62 $
Buy Now
LT3580IMS8E#PBF 458
15.19 $
104.75 $
253.67 $
1003.03 $
Buy Now
LT3580EMS8E#PBF 109
14.31 $
103.95 $
253.06 $
1002.52 $
Buy Now
LT3580MPMS8E#PBF 59
118.13 $
1016.61 $
2512.11 $
10010.29 $
Buy Now
LT3580IDD#TRPBF 0
15.66 $
105.25 $
255.05 $
1003.57 $
2503.28 $
25002.98 $
Buy Now
LT3580HMS8E#PBF 0
16.03 $
105.53 $
254.04 $
1003.43 $
Buy Now
LT3580MPMS8E#TRPBF 0
250010.39 $
Buy Now
LT3580HMS8E#TRPBF 0
25003.53 $
Buy Now
LT3580IMS8E#TRPBF 0 Buy Now
LT3580IDD 0 Buy Now
LT3580IMS8E 0 Buy Now
show stock=0hide stock=0

Bristol Electronics

ProductStockPriceBuy
LT3580EMS8E#PBF 16 Buy Now
LT3580IMS8E#PBF 50 Buy Now

Quest Components

ProductStockPriceBuy
LT3580IMS8E#PBF 16
73.12 $
34.16 $
16.24 $
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TME Electronic Components

ProductStockPriceBuy
LT3580IMS8E#PBF 24
15.50 $
35.13 $
104.50 $
254.05 $
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ComS.I.T.

ProductStockPriceBuy
LT3580EMS8EPBF 44
LT3580IDDPBF 34

element14 Asia-Pacific

ProductStockPriceBuy
LT3580MPMS8E#PBF 1
128.84 SGD
2519.30 SGD
10016.41 SGD
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LT3580IMS8E#PBF 2
18.26 SGD
255.86 SGD
1004.83 SGD
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Chip1Stop

ProductStockPriceBuy
LT3580IDD#TRPBF 1146
25003.33 $
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LT3580IDD#TRPBF 1156
503.32 $
104.10 $
14.75 $
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LT3580HMS8E#PBF 34
105.02 $
15.82 $
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LT3580HMS8E#PBF 840
5003.20 $
2003.35 $
1003.38 $
503.68 $
104.30 $
17.33 $
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LT3580MPMS8E#PBF 246
1009.65 $
5010.10 $
2510.70 $
1011.60 $
512.20 $
116.80 $
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LT3580EDD#PBF 34
103.43 $
14.07 $
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LT3580EDD#TRPBF 30
25002.79 $
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LT3580EDD#TRPBF 30
103.44 $
14.08 $
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LT3580IDD#PBF 56
503.27 $
104.05 $
14.69 $
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LT3580IDD#PBF 93
503.38 $
104.81 $
14.94 $
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LT3580IMS8E#PBF 167
503.45 $
104.26 $
14.94 $
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LT3580IMS8E#PBF 17
104.28 $
16.36 $
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RS Components

ProductStockPriceBuy
LT3580EMS8E#PBF 689
104.49 GBP
253.63 GBP
Buy Now
LT3580EMS8E#PBF 228
15.36 GBP
104.49 GBP
253.63 GBP
Buy Now
LT3580EDD#PBF 70
13.61 GBP
63.27 GBP
302.94 GBP
612.61 GBP
Buy Now
LT3580EDD#PBF 92
63.27 GBP
302.94 GBP
612.61 GBP
Buy Now
LT3580IDD#PBF 109
64.88 GBP
304.30 GBP
613.72 GBP
Buy Now
LT3580IMS8E#PBF 17
15.12 GBP
104.44 GBP
253.76 GBP
Buy Now
LT3580IMS8E#PBF 187
104.44 GBP
253.76 GBP
Buy Now

Available Distributors without stock: 1

Farnell element14

ProductStockPriceBuy
LT3580MPMS8E#PBF 0
113.70 GBP
259.03 GBP
1008.22 GBP
Buy Now
LT3580IMS8E#PBF 0
13.73 GBP
103.35 GBP
252.37 GBP
502.34 GBP
1002.30 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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