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: 6

Chip One Stop (1)

ProductStockPriceBuy
LT3494EDDB#TRMPBF423
13.37 USD
102.19 USD
501.85 USD
1001.72 USD
2001.68 USD
Buy Now

Digi-Key (2)

ProductStockPriceBuy
LT3494EDDB#TRMPBF0
5001.74 USD
Buy Now
LT3494EDDB#TRMPBF3
13.44 USD
253.08 USD
1002.09 USD
2501.92 USD
Buy Now
LT3494EDDB#TRMPBF3
13.44 USD
253.08 USD
1002.09 USD
2501.92 USD
Buy Now
LT3494AEDDB#TRMPBF0
5001.74 USD
Buy Now
LT3494AEDDB#TRMPBF0
13.44 USD
253.08 USD
1002.09 USD
2501.92 USD
Buy Now
LT3494AEDDB#TRMPBF0
13.44 USD
253.08 USD
1002.09 USD
2501.92 USD
Buy Now
LT3494AEDDB#TRPBF0
25001.74 USD
Buy Now
LT3494EDDB#TRPBF0
25001.74 USD
Buy Now
DC1024A-A0
176.50 USD
Buy Now
DC1024A-B0
176.50 USD
Buy Now

Element14 (3)

ProductStockPriceBuy
LT3494AEDDB#PBF2062
14.72 USD
253.23 USD
1002.64 USD
Buy Now
LT3494EDDB#TRMPBF21
15.24 USD
254.69 USD
1003.20 USD
2502.93 USD
Buy Now
LT3494EDDB#TRMPBF21
15.24 USD
254.69 USD
1003.20 USD
2502.93 USD
Buy Now

Farnell Element14 (1)

ProductStockPriceBuy
LT3494AEDDB#PBF2072Buy Now
LT3494EDDB#TRMPBF0Buy Now
LT3494EDDB#TRMPBF0Buy Now

Mouser Electronics (2)

ProductStockPriceBuy
LT3494EDDB#TRMPBF1457 On Order
13.54 USD
103.28 USD
253.16 USD
1002.14 USD
2501.96 USD
5001.79 USD
Buy Now
LT3494AEDDB#TRMPBF790 On Order
13.54 USD
103.28 USD
253.16 USD
1002.14 USD
2501.96 USD
5001.79 USD
Buy Now
LT3494EDDB#TRPBFNone
13.41 USD
103.16 USD
253.05 USD
1002.14 USD
2501.96 USD
25001.79 USD
Buy Now
LT3494AEDDB#TRPBFNone
25001.79 USD
Buy Now

RS Components (3)

ProductStockPriceBuy
LT3494AEDDB#TRMPBF342Buy Now
LT3494EDDB#TRMPBF18Buy Now
LT3494EDDB#TRMPBF91Buy Now

Available Distributors without stock: 1

Rutronik (0)

ProductStockPriceBuy
nnBuy Now

Available Distributors with stock: 9

Arrow Electronics

ProductStockPriceBuy
LT3494AEDDB#TRPBF 2500
12.07 $
1001.71 $
Buy Now
LT3494EDDB#TRM 2500
5004.80 $
10004.53 $
25004.29 $
50004.07 $
100003.88 $
200003.53 $
Buy Now
LT3494EDDB#TRPBF 0
12.07 $
1001.71 $
Buy Now
LT3494AEDDB#TRMPBF 0
12.07 $
1001.71 $
Buy Now
LT3494AEDDB#TRMPBF 0
12.07 $
1001.71 $
Buy Now
LT3494EDDB#TRMPBF 0
12.07 $
1001.71 $
Buy Now
LT3494EDDB#TRMPBF 0
12.07 $
1001.71 $
Buy Now
LT3494EDDB#TRMPBF 0
12.07 $
1001.71 $
Buy Now
LT3494EDDB#PBF 0
17.94 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LT3494EDDB#TRMPBF 3
2501.58 €
1001.72 €
252.53 €
12.83 €
Buy Now
LT3494EDDB#TRMPBF 3
2501.58 €
1001.72 €
252.53 €
12.83 €
Buy Now
LT3494EDDB#TRMPBF 0
5001.43 €
Buy Now
LT3494AEDDB#TRMPBF 0
5001.43 €
Buy Now
LT3494AEDDB#TRMPBF 0
2501.58 €
1001.72 €
252.53 €
12.83 €
Buy Now
LT3494AEDDB#TRMPBF 0
2501.58 €
1001.72 €
252.53 €
12.83 €
Buy Now
LT3494AEDDB#TRPBF 0
25001.43 €
Buy Now
LT3494EDDB#TRPBF 0
25001.43 €
Buy Now
DC1024A-A 0
162.83 €
Buy Now
DC1024A-B 0
162.83 €
Buy Now
show stock=0hide stock=0

Bristol Electronics

ProductStockPriceBuy
LT3494EDDB#TRMPBF 302 Buy Now

Quest Components

ProductStockPriceBuy
LT3494AEDDB#PBF 9
42.38 $
13.57 $
Buy Now

element14 Asia-Pacific

ProductStockPriceBuy
LT3494EDDB#TRMPBF 21
14.19 $
253.75 $
1002.56 $
2502.34 $
Buy Now
LT3494EDDB#TRMPBF 21
14.19 $
253.75 $
1002.56 $
2502.34 $
Buy Now
LT3494AEDDB#PBF 2062
13.78 $
252.58 $
1002.11 $
Buy Now

Farnell element14

ProductStockPriceBuy
LT3494EDDB#TRMPBF 0
12.89 GBP
102.57 GBP
252.38 GBP
502.29 GBP
1001.56 GBP
Buy Now
LT3494AEDDB#PBF 2062
12.46 GBP
102.18 GBP
251.57 GBP
501.52 GBP
1001.46 GBP
Buy Now
show stock=0hide stock=0

Chip1Stop

ProductStockPriceBuy
LT3494EDDB#TRMPBF 423
2001.68 $
501.85 $
13.37 $
Buy Now

New Advantage Corporation

ProductStockPriceBuy
LT3494AEDDB#TRPBF 5000
25002.08 $
50001.95 $
Buy Now

RS Components

ProductStockPriceBuy
LT3494EDDB#TRMPBF 18
14.40 GBP
53.87 GBP
253.35 GBP
1252.83 GBP
2502.30 GBP
Buy Now
LT3494AEDDB#TRMPBF 342
202.49 GBP
502.25 GBP
Buy Now
LT3494EDDB#TRMPBF 91
53.87 GBP
253.35 GBP
1252.83 GBP
2502.30 GBP
Buy Now

Available Distributors without stock: 1

Mouser Electronics

ProductStockPriceBuy
LT3494EDDB#TRMPBF 0
13.45 $
103.20 $
253.08 $
1002.09 $
2501.92 $
5001.74 $
Buy Now
LT3494AEDDB#TRMPBF 0
13.45 $
103.20 $
253.08 $
1002.09 $
2501.92 $
5001.74 $
Buy Now
LT3494EDDB#TRPBF 0
13.33 $
103.09 $
252.97 $
1002.09 $
2501.92 $
25001.74 $
Buy Now
LT3494AEDDB#TRPBF 0
25001.74 $
Buy Now
LT3494AEDDB 0 Buy Now
LT3494EDDB 0 Buy Now
LT3494AEDDB#PBF 0 Buy Now
LT3494EDDB#PBF 0 Buy Now
LT3494EDDB#TR 0 Buy Now
LT3494EDDB#TRM 0 Buy Now
LT3494AEDDB#TR 0 Buy Now
LT3494AEDDB#TRM 0 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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