LT1373 Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LT1373 is a 35.00 V, 2.00 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 250 kHz switching frequency, a typical inductor size of 22.0 µH and it offers a peak efficiency of  up to 90 %. The minimum external component count is 9 and LT1373 is available in 2 package option(s): SO-8 PDIP-8 .

For LT1373 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.? 2.00 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. 250 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. 300 kHz
Frequency sync. max. 340 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. 22.0 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 2
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC SO-8
SOP
DIP PDIP-8
TO
DDPAK

LT1373 Datasheet

Link to the most up-to-date LT1373 datasheet and the product page for EVM, tools and support information.

LT1373

LT1373 Price breaks and distributor sample stock

LT1373 prices and available online distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with LT1373 stock available

Available Distributors with stock: 12

Arrow Electronics

ProductStockPriceBuy
LT1373HVCS8#TRPBF 2500
1004.30 $
Buy Now
LT1373CS8#TRPBF 2500
1003.95 $
Buy Now
LT1373HVIS8#PBF 235
1005.00 $
18.52 $
Buy Now
LT1373HVIN8 205
500009.51 $
250009.79 $
100009.94 $
500010.10 $
250010.25 $
100010.42 $
50010.58 $
10010.94 $
2520.63 $
160.18 $
Buy Now
LT1373IS8#PBF 146
1004.65 $
18.47 $
Buy Now
LT1373IS8 59
17.74 $
Buy Now
LT1373HVIS8 50
5000010.15 $
2500010.45 $
1000010.61 $
500010.77 $
250010.94 $
100011.12 $
50011.30 $
10011.67 $
2522.02 $
164.23 $
Buy Now

Digi-Key

ProductStockPriceBuy
LT1373IS8#TRPBF 2500
25004.72 €
Buy Now
LT1373IS8#TRPBF 2500
10005.05 €
5005.80 €
2506.36 €
1006.66 €
257.67 €
108.05 €
18.90 €
Buy Now
LT1373IS8#TRPBF 2500
10005.05 €
5005.80 €
2506.36 €
1006.66 €
257.67 €
108.05 €
18.90 €
Buy Now
LT1373CS8#PBF 1894
10004.06 €
5004.66 €
3005.11 €
1005.36 €
256.17 €
106.47 €
17.16 €
Buy Now
LT1373IS8#PBF 1570
10004.83 €
5005.55 €
3006.09 €
1006.37 €
257.34 €
107.70 €
18.52 €
Buy Now
LT1373HVIS8#PBF 405
10005.17 €
5005.94 €
3006.51 €
1006.82 €
257.86 €
108.24 €
19.12 €
Buy Now
LT1373HVCS8#PBF 123
10004.39 €
5005.04 €
3005.53 €
1005.79 €
256.67 €
106.99 €
17.74 €
Buy Now
DC515A 5
1132.65 €
Buy Now
LT1373CS8#TRPBF 0
25004.15 €
Buy Now
LT1373HVCS8#TRPBF 0
25004.29 €
Buy Now
LT1373HVIS8#TRPBF 0
25005.04 €
Buy Now
LT1373CN8#PBF 0
2005.14 €
Buy Now
LT1373HVCN8#PBF 0
1505.57 €
Buy Now
LT1373IN8#PBF 0
1506.16 €
Buy Now
LT1373HVIN8#PBF 0
1506.67 €
Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
LT1373HVIS8#PBF 235
28.52 $
Buy Now
LT1373HVIN8 200
10010.94 $
5020.63 $
Buy Now
LT1373IS8#PBF 146
1004.65 $
28.47 $
Buy Now
LT1373IS8 59
597.74 $
Buy Now
LT1373HVIS8 50
5022.02 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
LT1373IS8#PBF 308
18.93 $
108.19 $
505.92 $
2505.36 $
Buy Now
LT1373HVCS8#PBF 218
18.11 $
107.44 $
505.38 $
2504.87 $
Buy Now
LT1373HVIS8#PBF 200
18.99 $
108.24 $
505.96 $
2505.74 $
Buy Now
LT1373CN8#PBF 79
17.19 $
106.59 $
504.76 $
2504.32 $
Buy Now
LT1373CS8#PBF 26
17.50 $
106.87 $
504.97 $
2504.50 $
Buy Now
LT1373HVCN8#PBF 0
17.80 $
107.15 $
505.17 $
2504.68 $
Buy Now
LT1373IN8#PBF 0
18.63 $
107.91 $
505.72 $
2505.18 $
Buy Now
LT1373HVIN8#PBF 0
19.35 $
108.56 $
506.19 $
2505.61 $
Buy Now
LT1373CS8#TRPBF 0
25004.83 $
Buy Now
LT1373HVCS8#TRPBF 0
25005.26 $
Buy Now
LT1373IS8#TRPBF 0
25005.81 $
Buy Now
LT1373HVIS8#TRPBF 0
25006.24 $
Buy Now
LT1373CS8 0 Buy Now
LT1373HVIS8 0 Buy Now
LT1373IS8 0 Buy Now
show stock=0hide stock=0

Bristol Electronics

ProductStockPriceBuy
LT1373HVCN8 302 Buy Now
LT1373CS8#TRPBF 196 Buy Now
LT1373CS8 233 Buy Now
LT1373CS8 2497 Buy Now
LT1373CN8 290 Buy Now
LT1373CS8#PBF 40 Buy Now
LT1373CS8#PBF 203 Buy Now
LT1373IS8#PBF 7 Buy Now

Quest Components

ProductStockPriceBuy
LT1373CS8 1150
9582.99 $
5863.14 $
18.55 $
Buy Now
LT1373CS8 96
414.62 $
54.95 $
19.90 $
Buy Now
LT1373CS8 74
523.63 $
63.89 $
17.77 $
Buy Now
LT1373HS8 77 Buy Now
LT1373HVCS8 93
453.90 $
54.50 $
19.00 $
Buy Now
LT1373HVIN8 200
1084.32 $
384.68 $
110.80 $
Buy Now
LT1373HVIS8#PBF 50
345.27 $
46.08 $
112.15 $
Buy Now

TME Electronic Components

ProductStockPriceBuy
LT1373CN8#PBF 35
14.67 $
34.21 $
103.72 $
253.49 $
Buy Now

ComS.I.T.

ProductStockPriceBuy
LT1373CS8 80
LT1373CS8PBF 102

Chip 1 Exchange

ProductStockPriceBuy
LT1373 132
LT1373CS8#TR 2255
LT1373CS8 296
LT1373CS8 205

Chip1Stop

ProductStockPriceBuy
LT1373CS8#PBF 29
104.58 $
17.17 $
Buy Now

New Advantage Corporation

ProductStockPriceBuy
LT1373CS8 252 Buy Now

RS Components

ProductStockPriceBuy
LT1373CS8#PBF 93
2003.96 GBP
1004.26 GBP
504.57 GBP
104.99 GBP
Buy Now

Available Distributors without stock: 1

Richardson RFPD

ProductStockPriceBuy
LT1373HVCS8#TRPBF 0
25005.25 $
50005.05 $
Buy Now
LT1373CS8#TRPBF 0
25004.86 $
50004.66 $
Buy Now
LT1373IN8#PBF 0
506.17 $
1005.99 $
5005.65 $
10005.50 $
50005.28 $
Buy Now
LT1373HVIN8#PBF 0
506.68 $
1006.48 $
5006.12 $
10005.96 $
50005.72 $
Buy Now
LT1373HVIS8#TRPBF 0
25006.16 $
50005.93 $
Buy Now
LT1373CN8#PBF 0
505.15 $
1005.00 $
5004.72 $
10004.59 $
50004.41 $
Buy Now
LT1373HVCS8#PBF 0
1005.62 $
5005.31 $
10005.17 $
50004.97 $
Buy Now
LT1373CS8#PBF 0
1005.20 $
5004.92 $
10004.78 $
50004.60 $
Buy Now
LT1373HVIS8#PBF 0
1006.63 $
5006.26 $
10006.09 $
50005.85 $
Buy Now
LT1373IS8#TRPBF 0
25005.77 $
50005.55 $
Buy Now
LT1373IS8#PBF 0
1006.19 $
5005.85 $
10005.69 $
50005.47 $
Buy Now
LT1373HVCN8#PBF 0
505.58 $
1005.42 $
5005.11 $
10004.98 $
50004.78 $
Buy Now

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LT1373. Optional, compare LT1373 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT1373HV LT1373HV product overviewLT1373HV product overview Linear Technology SO-8, PDIP-8
0% LT1377 LT1377 product overviewLT1377 product overview Linear Technology SO-8, PDIP-8
10% LT1372 LT1372 product overviewLT1372 product overview Linear Technology SO-8, PDIP-8
10% LT1372HV LT1372HV product overviewLT1372HV 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 LT1373.

V-IN min. 2.7 V, Current-Limit typ. 2 A, V-OUT max. 35 V, Frequency typ. 250 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744355182 0.8 27.0 35.0 1.04 13 x 12.8 x 6.5
7443556082 0.8 41.5 65.0 0.54 18.3 x 18.2 x 9.2
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