LT3494 Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LT3494 is a 40.00 V, 0.18 A switch current limit sync Boost Converter from . The input voltage from 2.30 V to 16.00 V  can be boosted into an output voltage ranging from 2.30 V to 40.00 V.

Features of the Boost Converter are fixed 700 kHz switching frequency, a typical inductor size of 15.0 µH and it offers a peak efficiency of  up to 80 %. The minimum external component count is 5 and LT3494 is available in 1 package option(s): DFN-8 .

For LT3494 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. 2.30 V
V-IN max. 16.00 V
Current-Limit typ.? 0.18 A
V-OUT min. 2.30 V
V-OUT max. 40.00 V
VOUT adjustable
VOUT programmable no
sync/non-sync sync
Frequency typ. 700 kHz
Frequency adjustable fixed
Frequency selectable
Frequency adj. min.
Frequency adj. max.
extern clock sync. no
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
LBI/LBO no
Frequency sync. min.
Frequency sync. max.
Down Mode no
Quiescent current max. 75 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 15.0 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Boost
Peak Efficiency 80 %
Component count min. 5
current limit adjustable no
Nr.of package options 1
CSP
SC70
SOT
MSOP
QFN/DFN DFN-8
SO/SOIC
SOP
DIP
TO
DDPAK

LT3494 Datasheet

Link to the most up-to-date LT3494 datasheet and the product page for EVM, tools and support information.

LT3494

LT3494 Price breaks and distributor sample stock

LT3494 prices and available online distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with LT3494 stock available

Available Distributors with stock: 9

Arrow Electronics

ProductStockPriceBuy
LT3494AEDDB#TRMPBF 1000
1001.71 $
Buy Now
LT3494AEDDB#TRMPBF 178
1001.71 $
Buy Now
LT3494EDDB#TRMPBF 99
1001.71 $
Buy Now
LT3494EDDB#TRPBF 0
1001.71 $
Buy Now
LT3494AEDDB#TRPBF 0
1001.71 $
Buy Now
LT3494EDDB#PBF 0 Buy Now
LT3494EDDB#TRMPBF 0
1001.71 $
Buy Now
LT3494EDDB#TRM 0
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LT3494EDDB#TRMPBF 17015
2501.75 €
1001.84 €
252.22 €
13.35 €
Buy Now
LT3494EDDB#TRMPBF 17015
2501.75 €
1001.84 €
252.22 €
13.35 €
Buy Now
LT3494EDDB#TRMPBF 16500
5001.66 €
Buy Now
LT3494AEDDB#TRMPBF 3570
2501.75 €
1001.84 €
252.22 €
13.35 €
Buy Now
LT3494AEDDB#TRMPBF 3570
2501.75 €
1001.84 €
252.22 €
13.35 €
Buy Now
LT3494AEDDB#TRMPBF 3500
5001.66 €
Buy Now
LT3494EDDB#TRPBF 2373
5001.65 €
2501.68 €
1001.77 €
252.14 €
13.23 €
Buy Now
LT3494EDDB#TRPBF 2373
5001.65 €
2501.68 €
1001.77 €
252.14 €
13.23 €
Buy Now
LT3494AEDDB#TRPBF 1047
5001.65 €
2501.68 €
1001.77 €
252.14 €
13.23 €
Buy Now
LT3494AEDDB#TRPBF 1047
5001.65 €
2501.68 €
1001.77 €
252.14 €
13.23 €
Buy Now
DC1024A-A 4
166.84 €
Buy Now
DC1024A-B 3
166.84 €
Buy Now
LT3494EDDB#TRPBF 0
25001.60 €
Buy Now
LT3494AEDDB#TRPBF 0
25001.60 €
Buy Now
LT3494EDDB#TRM 0 Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
LT3494EDDB#TRPBF 15000
25001.83 $
Buy Now
LT3494AEDDB#TRMPBF 1500
5001.71 $
Buy Now
LT3494AEDDB#TRMPBF 178
41.71 $
Buy Now
LT3494EDDB#TRMPBF 149
41.84 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
LT3494EDDB#TRMPBF 4194
13.75 $
252.48 $
1002.05 $
2501.95 $
5001.78 $
15001.73 $
Buy Now
LT3494AEDDB#TRMPBF 1757
13.75 $
252.48 $
1002.05 $
2501.95 $
5001.78 $
15001.73 $
Buy Now
LT3494EDDB#TRPBF 1710
13.62 $
252.40 $
1001.98 $
2501.88 $
5001.84 $
25001.72 $
Buy Now
LT3494AEDDB#TRPBF 0
25001.72 $
Buy Now
LT3494AEDDB 0 Buy Now
LT3494EDDB 0 Buy Now
LT3494AEDDB#TRM 0 Buy Now
LT3494AEDDB#PBF 0 Buy Now
LT3494EDDB#PBF 0 Buy Now
LT3494EDDB#TRM 0 Buy Now
LT3494EDDB#TR 0 Buy Now
LT3494AEDDB#TR 0 Buy Now
show stock=0hide stock=0

Bristol Electronics

ProductStockPriceBuy
LT3494AEDDB#TRPBF 1571 Buy Now
LT3494EDDB#TRMPBF 302 Buy Now
LT3494EDDB#TRPBF 29 Buy Now

Quest Components

ProductStockPriceBuy
LT3494AEDDB#PBF 9
42.38 $
13.57 $
Buy Now

element14 Asia-Pacific

ProductStockPriceBuy
LT3494AEDDB#PBF 0
1002.64 SGD
253.23 SGD
14.72 SGD
Buy Now
LT3494EDDB#TRMPBF 10
2502.97 SGD
1003.14 SGD
253.79 SGD
15.70 SGD
Buy Now
LT3494EDDB#TRMPBF 0
2502.97 SGD
1003.14 SGD
253.79 SGD
15.70 SGD
Buy Now
show stock=0hide stock=0

Chip1Stop

ProductStockPriceBuy
LT3494EDDB#TRMPBF 1936
5001.61 $
1001.66 $
501.78 $
102.16 $
13.21 $
Buy Now
LT3494AEDDB#TRMPBF 65
502.23 $
102.70 $
14.01 $
Buy Now

RS Components

ProductStockPriceBuy
LT3494EDDB#TRMPBF 591
2501.51 GBP
1251.59 GBP
251.88 GBP
52.17 GBP
Buy Now
LT3494EDDB#TRMPBF 193
2501.51 GBP
1251.59 GBP
251.88 GBP
52.17 GBP
12.47 GBP
Buy Now
LT3494AEDDB#TRMPBF 460
502.25 GBP
202.49 GBP
Buy Now

Available Distributors without stock: 1

Farnell element14

ProductStockPriceBuy
LT3494EDDB#TRMPBF 0
1001.56 GBP
502.29 GBP
252.38 GBP
102.57 GBP
12.89 GBP
Buy Now

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LT3494. Optional, compare LT3494 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
25% LT3464 LT3464 product overviewLT3464 product overview Linear Technology SOT23-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT3494.

V-IN min. 2.3 V, Current-Limit typ. 0.18 A, V-OUT max. 40 V, Frequency typ. 700 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404054022 2.2 3.8 5.3 19.00 5 x 5 x 4
74404063022 2.2 3.8 5.6 20.00 6 x 6 x 2.8
7440650022 2.2 6.2 5.9 11.00 10 x 10 x 3.1
7440700022 2.2 4.6 3.2 17.00 8 x 8 x 2
744071022 2.2 5.4 6.3 10.00 8 x 8 x 4.6
74438356022 2.2 4.7 6.2 29.00 4.1 x 4.1 x 2.1
7447462022 2.2 6.3 4.3 10.00 5.5 x 5.5 x 8.5
7447779002 2.2 4.2 6.0 16.00 7.3 x 7.3 x 4.5
744778002 2.2 4.0 4.8 14.00 7.3 x 7.3 x 3.4
7447786002 2.2 3.5 4.0 40.00 5.9 x 6.2 x 5.1
7447789002 2.2 4.0 4.8 19.00 7.3 x 7.3 x 3.5
744787027 2.7 4.4 4.5 13.50 7.8 x 7 x 5
784775022 2.2 6.0 6.0 8.00 7 x 7.8 x 5.5
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