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: 9

Chip One Stop (6)

ProductStockPriceBuy
LT3580EDD#PBF146
14.05 USD
104.01 USD
502.82 USD
1002.32 USD
Buy Now
LT3580EDD#TRPBF1588
14.48 USD
103.25 USD
502.55 USD
1002.48 USD
2002.46 USD
5002.35 USD
Buy Now
LT3580EMS8E#PBF64
15.52 USD
103.58 USD
502.77 USD
Buy Now
LT3580HMS8E#PBF423
17.44 USD
104.37 USD
503.73 USD
1003.42 USD
2003.40 USD
Buy Now
LT3580IDD#PBF121
14.81 USD
103.46 USD
503.38 USD
1002.78 USD
Buy Now
LT3580IMS8E#PBF55
16.56 USD
104.26 USD
503.29 USD
Buy Now

Conrad COM (1)

ProductStockPriceBuy
LT3580EMS8E#PBF10Buy Now

Conrad UK (1)

ProductStockPriceBuy
LT3580EMS8E#PBF10Buy Now

Digi-Key (12)

ProductStockPriceBuy
LT3580EDD#PBF2890
14.10 USD
252.92 USD
1002.40 USD
Buy Now
LT3580EMS8E#PBF801
14.31 USD
253.06 USD
1002.52 USD
Buy Now
LT3580IMS8E#PBF586
15.18 USD
253.67 USD
1003.03 USD
Buy Now
LT3580MPMS8E#PBF513
118.09 USD
2512.11 USD
10010.29 USD
Buy Now
LT3580EDD#TRPBF0
25002.50 USD
Buy Now
LT3580EDD#TRPBF2464
14.74 USD
254.23 USD
1003.00 USD
2502.75 USD
Buy Now
LT3580EDD#TRPBF2464
14.74 USD
254.23 USD
1003.00 USD
2502.75 USD
Buy Now
LT3580EMS8E#TRPBF0
25002.62 USD
Buy Now
LT3580EMS8E#TRPBF391
14.97 USD
254.43 USD
1003.15 USD
2502.88 USD
Buy Now
LT3580EMS8E#TRPBF391
14.97 USD
254.43 USD
1003.15 USD
2502.88 USD
Buy Now
LT3580IMS8E#TRPBF0
25003.13 USD
Buy Now
LT3580IMS8E#TRPBF1492
15.94 USD
255.30 USD
1003.76 USD
2503.44 USD
Buy Now
LT3580IMS8E#TRPBF1492
15.94 USD
255.30 USD
1003.76 USD
2503.44 USD
Buy Now
DC1144A-A3
1153.00 USD
Buy Now
DC1144A-B3
1153.00 USD
Buy Now
LT3580IDD#PBF0
14.92 USD
253.50 USD
1002.88 USD
Buy Now
LT3580IDD#TRPBF0
25002.98 USD
Buy Now
LT3580IDD#TRPBF0
15.68 USD
105.07 USD
254.57 USD
1004.16 USD
2503.75 USD
5003.37 USD
10002.84 USD
Buy Now
LT3580IDD#TRPBF0
15.68 USD
105.07 USD
254.57 USD
1004.16 USD
2503.75 USD
5003.37 USD
10002.84 USD
Buy Now
LT3580HMS8E#PBF0
2503.43 USD
Buy Now
LT3580HMS8E#TRPBF0
25003.53 USD
Buy Now
LT3580MPMS8E#TRPBF0
250010.39 USD
Buy Now

Element14 (4)

ProductStockPriceBuy
LT3580EDD#PBF6
16.25 USD
254.45 USD
1003.66 USD
Buy Now
LT3580EMS8E#PBF167
17.03 USD
254.99 USD
1004.11 USD
Buy Now
LT3580IMS8E#PBF2
17.90 USD
255.60 USD
1004.62 USD
Buy Now
LT3580MPMS8E#PBF1
127.59 USD
2518.46 USD
10015.70 USD
Buy Now

Mouser Electronics (8)

ProductStockPriceBuy
LT3580EMS8E#PBF898
14.32 USD
103.96 USD
253.07 USD
1002.53 USD
Buy Now
LT3580EDD#PBF2012
14.12 USD
103.78 USD
252.93 USD
1002.41 USD
Buy Now
LT3580EDD#TRPBF2352
14.76 USD
104.41 USD
254.25 USD
1003.01 USD
2502.76 USD
25002.51 USD
Buy Now
LT3580MPMS8E#PBF50
118.18 USD
1016.66 USD
2512.14 USD
10010.33 USD
Buy Now
LT3580IMS8E#PBF1547 On Order
15.20 USD
104.77 USD
253.68 USD
1003.04 USD
Buy Now
LT3580IDD#PBF1594 On Order
14.94 USD
104.53 USD
253.52 USD
1002.89 USD
Buy Now
LT3580EMS8E#TRPBF2326 On Order
14.98 USD
104.63 USD
254.45 USD
1003.16 USD
2502.89 USD
25002.63 USD
Buy Now
LT3580HMS8E#PBFNone
2503.45 USD
Buy Now
LT3580IDD#TRPBFNone
25002.99 USD
Buy Now
LT3580HMS8E#TRPBFNone
25003.54 USD
Buy Now
LT3580MPMS8E#TRPBFNone
250010.42 USD
Buy Now
LT3580IMS8E#TRPBF176
15.97 USD
105.53 USD
255.32 USD
1003.78 USD
2503.45 USD
25003.14 USD
Buy Now

Newark Electronics (4)

ProductStockPriceBuy
LT3580EDD#PBF39
14.02 USD
252.85 USD
1002.35 USD
Buy Now
LT3580EMS8E#PBF6
14.23 USD
252.99 USD
1002.47 USD
Buy Now
LT3580IMS8E#PBF27
15.08 USD
253.60 USD
1002.97 USD
Buy Now
LT3580MPMS8E#PBF11
117.76 USD
2511.91 USD
10010.09 USD
Buy Now

RS Components (8)

ProductStockPriceBuy
LT3580EDD#PBF9Buy Now
LT3580EDD#PBF118Buy Now
LT3580EMS8E#PBF104Buy Now
LT3580EMS8E#PBF5Buy Now
LT3580IDD#PBF94Buy Now
LT3580IMS8E#PBF20Buy Now
LT3580IMS8E#PBF153Buy Now
LT3580IMS8E#PBF50Buy Now

Transfer Multisort Elektronik (1)

ProductStockPriceBuy
LT3580IMS8E#PBF33Buy Now

Available Distributors without stock: 2

Farnell Element14 (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: 4

Arrow Electronics

ProductStockPriceBuy
LT3580IDD 1837
156.89 $
2516.70 $
1007.68 $
5006.40 $
10006.20 $
25006.00 $
50005.82 $
100005.65 $
250005.57 $
500005.41 $
Buy Now
LT3580IMS8E 1724
159.86 $
2517.57 $
1008.08 $
5006.74 $
10006.52 $
25006.32 $
50006.13 $
100005.95 $
250005.86 $
500005.70 $
Buy Now
LT3580EMS8E#TRPBF 328
1002.57 $
Buy Now
LT3580IDD#PBF 95
13.43 $
1002.82 $
Buy Now
LT3580HMS8E#PBF 85
13.96 $
1003.36 $
Buy Now
LT3580EMS8E#TRPBF 0
1002.57 $
Buy Now
LT3580HMS8E#TRPBF 0
1003.46 $
Buy Now
LT3580MPMS8E#PBF 0
111.87 $
10010.09 $
Buy Now
LT3580EDD#TRPBF 0
1002.45 $
Buy Now
LT3580EDD#TRPBF 0
1002.45 $
Buy Now
LT3580MPMS8E#TRPBF 0
10010.19 $
Buy Now
LT3580IDD#TRPBF 0
1002.92 $
Buy Now
LT3580IDD#TRPBF 0
1002.92 $
Buy Now
LT3580IMS8E#PBF 0
13.60 $
1002.97 $
Buy Now
LT3580IMS8E#TRPBF 0
1003.07 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LT3580EDD#PBF 2890
1002.05 €
252.49 €
13.50 €
Buy Now
LT3580EDD#TRPBF 2464
2502.35 €
1002.56 €
253.61 €
14.05 €
Buy Now
LT3580EDD#TRPBF 2464
2502.35 €
1002.56 €
253.61 €
14.05 €
Buy Now
LT3580IMS8E#TRPBF 1492
2502.94 €
1003.21 €
254.53 €
15.07 €
Buy Now
LT3580IMS8E#TRPBF 1492
2502.94 €
1003.21 €
254.53 €
15.07 €
Buy Now
LT3580EMS8E#PBF 801
1002.15 €
252.61 €
13.68 €
Buy Now
LT3580IMS8E#PBF 586
1002.59 €
253.14 €
14.42 €
Buy Now
LT3580MPMS8E#PBF 513
1008.79 €
2510.34 €
115.45 €
Buy Now
LT3580EMS8E#TRPBF 391
2502.46 €
1002.69 €
253.79 €
14.24 €
Buy Now
LT3580EMS8E#TRPBF 391
2502.46 €
1002.69 €
253.79 €
14.24 €
Buy Now
DC1144A-A 3
1130.63 €
Buy Now
DC1144A-B 3
1130.63 €
Buy Now
LT3580EDD#TRPBF 0
25002.13 €
Buy Now
LT3580EMS8E#TRPBF 0
25002.24 €
Buy Now
LT3580IMS8E#TRPBF 0
25002.67 €
Buy Now
show stock=0hide stock=0

Mouser Electronics

ProductStockPriceBuy
LT3580EMS8E#PBF 898
14.31 $
103.95 $
253.06 $
1002.52 $
Buy Now
LT3580EDD#PBF 2012
14.11 $
103.76 $
252.92 $
1002.40 $
Buy Now
LT3580EDD#TRPBF 2352
14.74 $
104.40 $
254.23 $
1003.00 $
2502.75 $
25002.50 $
Buy Now
LT3580MPMS8E#PBF 50
118.13 $
1016.61 $
2512.11 $
10010.29 $
Buy Now
LT3580IMS8E#PBF 0
15.19 $
104.75 $
253.67 $
1003.03 $
Buy Now
LT3580IDD#PBF 0
14.93 $
104.52 $
253.50 $
1002.88 $
Buy Now
LT3580EMS8E#TRPBF 0
14.97 $
104.61 $
254.43 $
1003.15 $
2502.88 $
25002.62 $
Buy Now
LT3580HMS8E#PBF 0
2503.43 $
Buy Now
LT3580IDD#TRPBF 0
25002.98 $
Buy Now
LT3580HMS8E#TRPBF 0
25003.53 $
Buy Now
LT3580MPMS8E#TRPBF 0
250010.39 $
Buy Now
LT3580IMS8E#TRPBF 176
15.95 $
105.52 $
255.30 $
1003.76 $
2503.44 $
25003.13 $
Buy Now
LT3580IDD 0 Buy Now
LT3580IMS8E 0 Buy Now
show stock=0hide stock=0

Quest Components

ProductStockPriceBuy
LT3580EDD#PBF 64
312.24 $
102.47 $
13.36 $
Buy Now
LT3580EDD#PBF 76
92.48 $
33.30 $
14.95 $
Buy Now
LT3580IMS8E#PBF 16
73.12 $
34.16 $
16.24 $
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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Module
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25% tolerance (0)
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