LT1371 Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LT1371 is a 35.00 V, 3.80 A switch current limit non-sync Boost Converter from . The input voltage from 2.70 V to 30.00 V  can be boosted into an output voltage ranging from 3.00 V to 35.00 V.

Features of the Boost Converter are fixed 500 kHz switching frequency, a typical inductor size of 4.7 µH and it offers a peak efficiency of  up to 90 %. The minimum external component count is 9 and LT1371 is available in 3 package option(s): SO-20 TO220-7 DD-7 .

For LT1371 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. 2.70 V
V-IN max. 30.00 V
Current-Limit typ.? 3.80 A
V-OUT min. 3.00 V
V-OUT max. 35.00 V
VOUT adjustable
VOUT programmable no
sync/non-sync non-sync
Frequency typ. 500 kHz
Frequency adjustable fixed
Frequency selectable
Frequency adj. min.
Frequency adj. max.
extern clock sync. yes
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
LBI/LBO no
Frequency sync. min. 600 kHz
Frequency sync. max. 800 kHz
Down Mode no
Quiescent current max. 5500 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 4.7 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Boost
Peak Efficiency 90 %
Component count min. 9
current limit adjustable no
Nr.of package options 3
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC SO-20
SOP
DIP
TO TO220-7
DDPAK DD-7

LT1371 Datasheet

Link to the most up-to-date LT1371 datasheet and the product page for EVM, tools and support information.

LT1371

LT1371 Price breaks and distributor sample stock

LT1371 prices and available online distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with LT1371 stock available

Available Distributors with stock: 10

Arrow Electronics

ProductStockPriceBuy
LT1371IR#TR 750
2100016.49 $
1050017.19 $
525017.94 $
300018.48 $
150019.05 $
75019.68 $
Buy Now
LT1371IR 501
50039.81 $
10054.27 $
2579.60 $
1108.54 $
Buy Now
LT1371CR 477
3515.58 $
1018.37 $
111.16 $
Buy Now
LT1371IR#PBF 226
5007.20 $
2507.43 $
1007.88 $
259.38 $
113.44 $
013.83 $
Buy Now
LT1371CR#PBF 159
1005.81 $
256.68 $
110.05 $
Buy Now
LT1371ISW#PBF 143
10007.50 $
5007.80 $
2507.98 $
1008.40 $
2510.16 $
115.29 $
Buy Now
LT1371CR#TRPBF 54
7506.28 $
2506.51 $
1006.86 $
258.29 $
112.49 $
Buy Now
LT1371IR 0 Buy Now
LT1371CR#TRPBF 0
7505.94 $
Buy Now
LT1371HVCSW#PBF 0
1006.64 $
767.50 $
Buy Now
LT1371CSW#PBF 0
10006.37 $
5006.62 $
2506.77 $
1147.13 $
Buy Now
LT1371HVIR#PBF 0
10007.27 $
5007.56 $
2507.73 $
1008.14 $
Buy Now
LT1371HVIR#PBF 0
2507.96 $
1008.14 $
Buy Now
LT1371IT7#PBF 0
1006.80 $
Buy Now
LT1371HVISW#TRPBF 0
10007.86 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LT1371CR#PBF 912
1005.72 €
256.92 €
110.42 €
Buy Now
LT1371HVCR#PBF 263
2506.29 €
1006.52 €
257.89 €
111.87 €
Buy Now
LT1371CR#TRPBF 219
1006.50 €
257.86 €
111.84 €
Buy Now
LT1371CR#TRPBF 219
1006.50 €
257.86 €
111.84 €
Buy Now
LT1371ISW#PBF 129
2507.68 €
1007.96 €
259.63 €
114.50 €
Buy Now
LT1371IR#PBF 55
1007.35 €
258.89 €
113.38 €
Buy Now
LT1371HVIR#PBF 50
1007.71 €
259.32 €
114.04 €
Buy Now
LT1371CT7#PBF 23
1006.16 €
257.45 €
111.22 €
Buy Now
DC093A 1
167.82 €
Buy Now
LT1371CR#TRPBF 0
7505.86 €
Buy Now
LT1371HVCR#TRPBF 0
7506.22 €
Buy Now
LT1371CSW#TRPBF 0
10006.42 €
Buy Now
LT1371HVCT7#PBF 0
1006.56 €
Buy Now
LT1371HVCSW#TRPBF 0
10006.82 €
Buy Now
LT1371IR#TRPBF 0
7507.01 €
Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
LT1371IR#TR 750
75019.68 $
Buy Now
LT1371CR 450
3515.58 $
1018.37 $
5011.16 $
Buy Now
LT1371IR#PBF 226
10006.93 $
5007.20 $
2507.37 $
1007.76 $
259.39 $
114.13 $
Buy Now
LT1371CR#PBF 159
1005.81 $
256.68 $
210.05 $
Buy Now
LT1371ISW#PBF 143
10007.50 $
5007.80 $
2507.98 $
1008.40 $
2510.16 $
115.29 $
Buy Now
LT1371CSW#PBF 26
2506.59 $
1006.76 $
258.17 $
212.31 $
Buy Now
LT1371HVCSW#PBF 26
258.19 $
28.56 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
LT1371HVCR#PBF 200
113.19 $
258.76 $
1007.24 $
2506.88 $
5006.73 $
10006.47 $
Buy Now
LT1371CR#PBF 107
110.58 $
257.03 $
1006.11 $
Buy Now
LT1371IR#PBF 136
114.87 $
259.88 $
1008.17 $
2507.76 $
5007.58 $
10007.29 $
Buy Now
LT1371CT7#PBF 75
112.45 $
258.27 $
1006.84 $
2506.49 $
5006.35 $
10006.10 $
Buy Now
LT1371ISW#PBF 115
116.09 $
2510.69 $
1008.84 $
2508.40 $
5008.21 $
10007.89 $
Buy Now
LT1371HVIR#PBF 84
115.61 $
2510.37 $
1008.57 $
2508.14 $
5007.96 $
10007.65 $
Buy Now
LT1371CSW#PBF 181
113.68 $
259.08 $
1007.51 $
2507.13 $
5006.97 $
10006.70 $
Buy Now
LT1371CR#TRPBF 750
113.15 $
258.73 $
1007.22 $
2506.85 $
7506.25 $
Buy Now

Bristol Electronics

ProductStockPriceBuy
LT1371CSW#TRPBF 988 Buy Now
LT1371HVIR 76 Buy Now
LT1371CR#TR 240 Buy Now
LT1371HVCR#PBF 14 Buy Now
LT1371CR#PBF 50 Buy Now
LT1371CR#PBF 44 Buy Now
LT1371CT7 125 Buy Now
LT1371CR 74 Buy Now
LT1371CR 92 Buy Now
LT1371CR 24 Buy Now
LT1371CR 104
19.30 $
46.04 $
104.65 $
284.34 $
594.03 $
Buy Now
LT1371CR 147 Buy Now
LT1371CSW 533 Buy Now
LT1371CSW 7 Buy Now

Quest Components

ProductStockPriceBuy
LT1371CR 2100
7283.94 $
4454.13 $
111.25 $
Buy Now
LT1371CR 19
45.63 $
27.50 $
111.25 $
Buy Now
LT1371CR 342
3385.40 $
1515.94 $
110.80 $
Buy Now
LT1371CR 117
346.94 $
107.50 $
111.25 $
Buy Now
LT1371CR 34
346.94 $
107.50 $
111.25 $
Buy Now
LT1371CR 36
335.81 $
46.23 $
112.45 $
Buy Now
LT1371CR#PBF 18
45.54 $
27.38 $
111.07 $
Buy Now
LT1371CR#TR 223
984.74 $
355.14 $
111.85 $
Buy Now
LT1371CT7 5
45.78 $
27.70 $
111.55 $
Buy Now
LT1371HVCR 3233
6354.52 $
3894.73 $
112.90 $
Buy Now
LT1371HVCR#PBF 1
112.29 $
Buy Now
LT1371HVIR 60
279.01 $
89.74 $
114.61 $
Buy Now
LT1371IR#PBF 5
47.35 $
29.80 $
114.70 $
Buy Now
LT1371ISW 185
1675.76 $
786.01 $
110.02 $
Buy Now
LT1371ISW 16
810.02 $
310.52 $
111.27 $
Buy Now

RS Components

ProductStockPriceBuy
LT1371CR#PBF 0
16.67 GBP
Buy Now
LT1371CR#PBF 37
110.05 GBP
Buy Now
LT1371CR#PBF 4
110.05 GBP
Buy Now
show stock=0hide stock=0

Transfer Multisort Elektronik

ProductStockPriceBuy
LT1371CR#PBF 4
104.64 $
35.34 $
16.06 $
Buy Now

ComS.I.T.

ProductStockPriceBuy
LT1371HVCR 262
LT1371CRPBF 20
LT1371ISW 74

IChunt

ProductStockPriceBuy
LT1371CSW#PBF 11
1108.75 CNY
Buy Now
LT1371HVCR#PBF 263
1104.94 CNY
2569.67 CNY
10057.61 CNY
25055.55 CNY
Buy Now
LT1371IR#PBF 55
1118.28 CNY
2578.55 CNY
10064.95 CNY
Buy Now

Available Distributors without stock: 5

Newark element14

ProductStockPriceBuy
LT1371D 0
100132.64 $
50153.13 $
25167.76 $
10176.53 $
5184.34 $
1215.55 $
Buy Now

Richardson RFPD

ProductStockPriceBuy
LT1371HVCSW#PBF 0
768.55 $
1008.08 $
5007.85 $
10007.65 $
50007.36 $
Buy Now
LT1371CSW#TRPBF 0
10007.32 $
50007.05 $
Buy Now
LT1371HVISW#TRPBF 0
10009.06 $
50008.71 $
Buy Now
LT1371IT7#PBF 0
1008.27 $
5008.05 $
10007.83 $
50007.54 $
Buy Now
LT1371CSW#PBF 0
1147.61 $
5007.41 $
10007.21 $
50006.94 $
Buy Now
LT1371HVIR#PBF 0
1008.68 $
5008.45 $
10008.23 $
50007.92 $
Buy Now
LT1371HVISW#PBF 0
769.98 $
1009.42 $
5009.17 $
10008.93 $
50008.59 $
Buy Now
LT1371HVCR#PBF 0
1007.33 $
5007.14 $
10006.96 $
50006.69 $
Buy Now
LT1371HVIR#TRPBF 0
7508.60 $
10008.37 $
50008.06 $
Buy Now
LT1371IR#PBF 0
1008.27 $
5008.05 $
10007.83 $
50007.54 $
Buy Now
LT1371HVCR#TRPBF 0
7507.29 $
10007.10 $
50006.83 $
Buy Now
LT1371CT7#PBF 0
1006.93 $
5006.74 $
10006.56 $
50006.31 $
Buy Now
LT1371HVIT7#PBF 0
1008.68 $
5008.45 $
10008.23 $
50007.92 $
Buy Now
LT1371CR#PBF 0
1006.93 $
5006.74 $
10006.56 $
50006.31 $
Buy Now
LT1371IR#TRPBF 0
7508.21 $
10008.00 $
50007.69 $
Buy Now

Schukat electronic

ProductStockPriceBuy
LT1371CRPBF 0
18.75 €
107.45 €
506.75 €
1006.50 €
Buy Now

element14 Asia-Pacific

ProductStockPriceBuy
LT1371CR#PBF 0
5009.62 SGD
2509.83 SGD
10010.35 SGD
2512.51 SGD
118.85 SGD
Buy Now
LT1371CSW#PBF 0
120.68 SGD
Buy Now
LT1371CT7#PBF 0
5009.62 SGD
2509.83 SGD
10010.35 SGD
2512.51 SGD
118.85 SGD
Buy Now

Farnell element14

ProductStockPriceBuy
LT1371CR#PBF 0
1004.48 GBP
255.30 GBP
18.54 GBP
Buy Now
LT1371CSW#PBF 0
2504.75 GBP
1005.01 GBP
505.26 GBP
255.52 GBP
106.62 GBP
16.78 GBP
Buy Now
LT1371CT7#PBF 0
13.94 GBP
Buy Now

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LT1371. Optional, compare LT1371 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT1371HV LT1371HV product overviewLT1371HV product overview Linear Technology SO-20, TO220-7, DD-7
50% LT1373 LT1373 product overviewLT1373 product overview Linear Technology SO-8, PDIP-8
50% LT1373HV LT1373HV product overviewLT1373HV product overview Linear Technology SO-8, PDIP-8
50% LT1377 LT1377 product overviewLT1377 product overview Linear Technology SO-8, PDIP-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1371.

V-IN min. 2.7 V, Current-Limit typ. 3.8 A, V-OUT max. 35 V, Frequency typ. 500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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