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

ARROW-NAC (7)

ProductStockPriceBuy
LT3494EDDB#TRM2500
5004.80 USD
10004.53 USD
25004.29 USD
50004.00 USD
100003.70 USD
200003.29 USD
Buy Now
LT3494EDDB#TRPBF2500
25001.71 USD
Buy Now
LT3494AEDDB#TRMPBF500
5001.71 USD
Buy Now
LT3494AEDDB#TRMPBF812
12.07 USD
1001.71 USD
Buy Now
LT3494AEDDB#TRPBF5000
25001.71 USD
Buy Now
LT3494EDDB#TRMPBF939
12.07 USD
1001.71 USD
Buy Now
LT3494EDDB#TRMPBF1000
5001.71 USD
Buy Now

Chip-One-Stop (6)

ProductStockPriceBuy
LT3494AEDDB#TRMPBF1000
5002.47 USD
10002.44 USD
Buy Now
LT3494AEDDB#TRMPBF754
13.42 USD
102.91 USD
502.71 USD
1002.68 USD
2002.61 USD
5002.47 USD
Buy Now
LT3494AEDDB#TRPBF2500
25002.23 USD
Buy Now
LT3494EDDB#TRMPBF443
12.94 USD
102.10 USD
501.80 USD
1001.74 USD
2001.73 USD
Buy Now
LT3494EDDB#TRMPBF1267
5002.42 USD
10002.40 USD
Buy Now
LT3494EDDB#TRPBF5000
25002.23 USD
Buy Now

DIGI-KEY (7)

ProductStockPriceBuy
LT3494AEDDB#TRMPBF3500
5001.71 USD
Buy Now
LT3494AEDDB#TRMPBF3934
13.38 USD
253.02 USD
1002.05 USD
2501.88 USD
Buy Now
LT3494AEDDB#TRMPBF3934
13.38 USD
253.02 USD
1002.05 USD
2501.88 USD
Buy Now
LT3494EDDB#TRMPBF2000
5001.71 USD
Buy Now
LT3494EDDB#TRMPBF2681
13.38 USD
253.02 USD
1002.05 USD
2501.88 USD
Buy Now
LT3494EDDB#TRMPBF2681
13.38 USD
253.02 USD
1002.05 USD
2501.88 USD
Buy Now
LT3494EDDB#TRPBF2500
25001.71 USD
Buy Now
LT3494AEDDB#TRPBF0
25001.71 USD
Buy Now

Element14 (3)

ProductStockPriceBuy
LT3494AEDDB#PBF100
13.44 USD
253.32 USD
1003.10 USD
Buy Now
LT3494EDDB#TRMPBF1264
15.37 USD
254.80 USD
1003.26 USD
2502.99 USD
Buy Now
LT3494EDDB#TRMPBF1264
15.37 USD
254.80 USD
1003.26 USD
2502.99 USD
Buy Now

FARNELL-ELEMENT14 (3)

ProductStockPriceBuy
LT3494AEDDB#PBF264Buy Now
LT3494EDDB#TRMPBF1891Buy Now
LT3494EDDB#TRMPBF1891Buy Now

RS-COMPONENTS (4)

ProductStockPriceBuy
LT3494AEDDB#TRMPBF10Buy Now
LT3494AEDDB#TRMPBF2Buy Now
LT3494EDDB#TRMPBF34Buy Now
LT3494EDDB#TRMPBF246Buy Now

Available Distributors without stock: 1

NEWARK (0)

ProductStockPriceBuy
LT3494AEDDB#PBF0
12.40 USD
2001.71 USD
Buy Now
LT3494AEDDB#TRMPBF0
12.40 USD
5001.71 USD
Buy Now
LT3494AEDDB#TRPBF0
12.53 USD
25001.82 USD
Buy Now
LT3494EDDB#PBF0
13.01 USD
252.02 USD
1001.71 USD
Buy Now
LT3494EDDB#TRMPBF0
12.40 USD
5001.71 USD
Buy Now
LT3494EDDB#TRPBF0
12.53 USD
25001.82 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with LT3494 stock available

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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