LT3470 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LT3470 is a 40.00 V non-sync Buck Converter from with 0.20 A output current. The maximum 40.00 V input voltage can be regulated down into a 1.25 V to 16.00 V output voltage.

It requires are a typical inductor size of 33.00 µH, a typical external component count of 7 and achieves a peak efficiency of 81 %. Further LT3470 characteristics are a fixed 800 kHz switching frequency and 2 available package option(s): TSOT23-5 DFN-8 .

For the LT3470 replacement search, please 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. 4.00 V
V-IN max. 40.00 V
I-OUT? 0.20 A
V-OUT min. 1.25 V
V-OUT max. 16.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 800 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 18 µA
Operating min. -40 °C
Operating max. 150 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 33.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 81 %
Component count min. 7
current limit adjustable no
Nr.of packages 2
CSP
SC70
SOT TSOT23-5
MSOP
QFN/DFN DFN-8
SO/SOIC
SOP
DIP
TO
DDPAK

LT3470 Datasheet

Link to the most up-to-date LT3470 datasheet and the product page for EVM, tools and support information.

LT3470

LT3470 Sample stock and distributor price breaks

LT3470 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 13

Buerklin (1)

ProductStockPriceBuy
LT3470ITS8#TRMPBF521Buy Now

Chip One Stop (2)

ProductStockPriceBuy
LT3470ETS8#TRMPBF500
16.19 USD
104.02 USD
503.11 USD
1002.94 USD
2002.84 USD
5002.68 USD
Buy Now
LT3470HTS8#TRMPBF500
18.09 USD
104.75 USD
504.06 USD
1003.72 USD
2003.70 USD
5003.52 USD
Buy Now

Conrad COM (1)

ProductStockPriceBuy
LT3470ITS8#TRMPBF12Buy Now

Conrad UK (1)

ProductStockPriceBuy
LT3470ITS8#TRMPBF12Buy Now

Digi-Key (16)

ProductStockPriceBuy
LT3470EDDB#TRMPBF1500
5002.55 USD
Buy Now
LT3470EDDB#TRMPBF1646
15.51 USD
254.92 USD
1003.06 USD
2502.81 USD
Buy Now
LT3470EDDB#TRMPBF1646
15.51 USD
254.92 USD
1003.06 USD
2502.81 USD
Buy Now
LT3470ITS8#TRMPBF1000
5003.05 USD
Buy Now
LT3470ITS8#TRMPBF1322
16.57 USD
255.87 USD
1003.66 USD
2503.35 USD
Buy Now
LT3470ITS8#TRMPBF1322
16.57 USD
255.87 USD
1003.66 USD
2503.35 USD
Buy Now
LT3470HDDB#TRMPBF500
5003.68 USD
Buy Now
LT3470HDDB#TRMPBF555
17.18 USD
256.41 USD
1004.42 USD
2504.05 USD
Buy Now
LT3470HDDB#TRMPBF555
17.18 USD
256.41 USD
1004.42 USD
2504.05 USD
Buy Now
LT3470AEDDB#TRMPBF0
5003.05 USD
Buy Now
LT3470AEDDB#TRMPBF584
16.11 USD
255.46 USD
1003.66 USD
2503.35 USD
Buy Now
LT3470AEDDB#TRMPBF584
16.11 USD
255.46 USD
1003.66 USD
2503.35 USD
Buy Now
LT3470IDDB#TRMPBF0
5003.05 USD
Buy Now
LT3470IDDB#TRMPBF421
16.57 USD
255.87 USD
1003.66 USD
2503.35 USD
Buy Now
LT3470IDDB#TRMPBF421
16.57 USD
255.87 USD
1003.66 USD
2503.35 USD
Buy Now
LT3470AIDDB#TRMPBF0
5003.50 USD
Buy Now
LT3470AIDDB#TRMPBF498
17.00 USD
256.25 USD
1004.20 USD
2503.85 USD
Buy Now
LT3470AIDDB#TRMPBF498
17.00 USD
256.25 USD
1004.20 USD
2503.85 USD
Buy Now
LT3470ETS8#TRMPBF0
5002.55 USD
Buy Now
LT3470ETS8#TRMPBF0
15.51 USD
254.92 USD
1003.06 USD
2502.81 USD
Buy Now
LT3470ETS8#TRMPBF0
15.51 USD
254.92 USD
1003.06 USD
2502.81 USD
Buy Now
DC1037A1
175.38 USD
Buy Now
LT3470ETS8#TRPBF0
25002.55 USD
Buy Now
LT3470EDDB#TRPBF0
25002.55 USD
Buy Now
LT3470AEDDB#TRPBF0
25003.05 USD
Buy Now

Distrelec (2)

ProductStockPriceBuy
LT3470AIDDB#PBF238Buy Now
LT3470ITS8#PBF160Buy Now

Element14 (2)

ProductStockPriceBuy
LT3470ETS8#TRMPBF4994
17.55 USD
255.18 USD
1004.23 USD
Buy Now
LT3470ETS8#TRMPBF4994
17.55 USD
255.18 USD
1004.23 USD
Buy Now
LT3470ITS8#TRMPBF0
110.33 USD
259.22 USD
1005.75 USD
2505.27 USD
Buy Now

Farnell Element14 (3)

ProductStockPriceBuy
LT3470EDDB#PBF3Buy Now
LT3470ETS8#TRMPBF6288Buy Now
LT3470ETS8#TRMPBF0Buy Now
LT3470ITS8#TRMPBF0Buy Now
LT3470ITS8#TRMPBF328Buy Now

Newark Electronics (1)

ProductStockPriceBuy
LT3470ETS8#TRMPBF0
12.50 USD
Buy Now
LT3470ETS8#TRMPBF74
13.55 USD
253.55 USD
1002.84 USD
2502.75 USD
Buy Now

RS Components (5)

ProductStockPriceBuy
LT3470EDDB#TRMPBF566Buy Now
LT3470ETS8#TRMPBF66Buy Now
LT3470ETS8#TRMPBF490Buy Now
LT3470ITS8#TRMPBF25Buy Now
LT3470ITS8#TRMPBF422Buy Now

Reichelt Elektronik (2)

ProductStockPriceBuy
LT3470ETS8#TRMPBF1Buy Now
LT3470ITS8#TRMPBF1Buy Now

Schukat Electronic (1)

ProductStockPriceBuy
LT3470ETS8TRMPBF4Buy Now

Transfer Multisort Elektronik (1)

ProductStockPriceBuy
LT3470ETS8#PBF27Buy Now

Available Distributors with stock: 12

Arrow Electronics

ProductStockPriceBuy
LT3470AIDDB#TRPBF 5000
14.04 $
1003.43 $
Buy Now
LT3470EDDB#TRMPBF 1000
12.80 $
1002.50 $
Buy Now
LT3470AHDDB#TRMPBF 500
14.49 $
1003.71 $
Buy Now
LT3470HDDB#TRMPBF 500
14.39 $
1003.61 $
Buy Now
LT3470IDDB#TRMPBF 296
13.34 $
1002.99 $
Buy Now
LT3470EDDB#TRMPBF 100
12.80 $
1002.50 $
Buy Now
LT3470AEDDB#TRMPBF 7
13.51 $
1002.99 $
Buy Now
LT3470AHDDB#TRMPBF 0
14.49 $
1003.71 $
Buy Now
LT3470AEDDB#TRMPBF 0
13.51 $
1002.99 $
Buy Now
LT3470AEDDB#TRMPBF 0
13.51 $
1002.99 $
Buy Now
LT3470AIDDB#TRPBF 0
14.04 $
1003.43 $
Buy Now
LT3470HDDB#TRMPBF 0
14.39 $
1003.61 $
Buy Now
LT3470IDDB#TRMPBF 0
13.34 $
1002.99 $
Buy Now
LT3470IDDB#TRMPBF 0
13.34 $
1002.99 $
Buy Now
LT3470ITS8#TRMPBF 0
13.34 $
1002.99 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LT3470EDDB#TRMPBF 1646
2502.27 €
1002.48 €
253.99 €
14.46 €
Buy Now
LT3470EDDB#TRMPBF 1646
2502.27 €
1002.48 €
253.99 €
14.46 €
Buy Now
LT3470EDDB#TRMPBF 1500
5002.07 €
Buy Now
LT3470ITS8#TRMPBF 1322
2502.72 €
1002.97 €
254.75 €
15.32 €
Buy Now
LT3470ITS8#TRMPBF 1322
2502.72 €
1002.97 €
254.75 €
15.32 €
Buy Now
LT3470ITS8#TRMPBF 1000
5002.47 €
Buy Now
LT3470AEDDB#TRMPBF 584
2502.72 €
1002.97 €
254.42 €
14.95 €
Buy Now
LT3470AEDDB#TRMPBF 584
2502.72 €
1002.97 €
254.42 €
14.95 €
Buy Now
LT3470HDDB#TRMPBF 555
2503.28 €
1003.58 €
255.19 €
15.82 €
Buy Now
LT3470HDDB#TRMPBF 555
2503.28 €
1003.58 €
255.19 €
15.82 €
Buy Now
LT3470HDDB#TRMPBF 500
5002.98 €
Buy Now
LT3470IDDB#TRMPBF 421
2502.72 €
1002.97 €
254.75 €
15.32 €
Buy Now
LT3470IDDB#TRMPBF 421
2502.72 €
1002.97 €
254.75 €
15.32 €
Buy Now
LT3470AEDDB#TRMPBF 0
5002.47 €
Buy Now
LT3470IDDB#TRMPBF 0
5002.47 €
Buy Now
show stock=0hide stock=0

Mouser Electronics

ProductStockPriceBuy
LT3470AEDDB#TRMPBF 488
16.12 $
105.68 $
255.46 $
1003.66 $
2503.35 $
5003.05 $
Buy Now
LT3470HDDB#TRMPBF 470
17.18 $
106.67 $
256.41 $
1004.42 $
2504.05 $
5003.68 $
Buy Now
LT3470EDDB#TRMPBF 500
15.52 $
105.12 $
254.92 $
1003.06 $
2502.80 $
5002.55 $
Buy Now
LT3470ETS8#TRMPBF 68
15.52 $
105.12 $
254.92 $
1003.06 $
2502.80 $
5002.55 $
Buy Now
LT3470ITS8#TRMPBF 186
16.58 $
106.11 $
255.87 $
1003.66 $
2503.35 $
5003.05 $
Buy Now
LT3470HDDB#TRPBF 0
17.07 $
106.56 $
256.30 $
1004.42 $
2504.05 $
Buy Now
LT3470HTS8#TRPBF 0
17.07 $
106.56 $
256.30 $
1004.42 $
2504.05 $
Buy Now
LT3470IDDB#TRMPBF 0
16.58 $
106.11 $
255.87 $
1003.66 $
2503.35 $
5003.05 $
Buy Now
LT3470AHDDB#TRMPBF 0
17.47 $
106.93 $
256.66 $
1004.54 $
2504.16 $
5003.78 $
Buy Now
LT3470HTS8#TRMPBF 0
17.18 $
106.67 $
256.41 $
1004.42 $
2504.05 $
5003.68 $
Buy Now
LT3470ETS8#TRPBF 0
25002.55 $
Buy Now
LT3470ITS8#TRPBF 0
25003.05 $
Buy Now
LT3470AIDDB#TRMPBF 0
5003.50 $
Buy Now
LT3470AIDDB#TRPBF 0
25003.50 $
Buy Now
LT3470AEDDB#TRPBF 0
25003.05 $
Buy Now
show stock=0hide stock=0

America II Electronics

ProductStockPriceBuy
LT3470ETS8#TRPBF 1983 Buy Now

Quest Components

ProductStockPriceBuy
LT3470ETS8 70
713.36 $
203.58 $
16.72 $
Buy Now

TME Electronic Components

ProductStockPriceBuy
LT3470ETS8#PBF 11
14.19 $
103.92 $
1003.46 $
Buy Now

ComS.I.T.

ProductStockPriceBuy
LT3470ITS8TRMPBF 412
LT3470IDDBPBF 10

element14 Asia-Pacific

ProductStockPriceBuy
LT3470ETS8#TRMPBF 2338
16.04 $
254.14 $
1003.38 $
Buy Now
LT3470ETS8#TRMPBF 2338
16.04 $
254.14 $
1003.38 $
Buy Now

Farnell element14

ProductStockPriceBuy
LT3470ITS8#TRMPBF 328
15.10 GBP
104.62 GBP
253.82 GBP
503.80 GBP
1002.58 GBP
Buy Now
LT3470ETS8#TRMPBF 3027
14.31 GBP
103.88 GBP
253.20 GBP
503.18 GBP
1002.85 GBP
Buy Now

Schukat electronic

ProductStockPriceBuy
LT3470ETS8TRMPBF 4
15.35 €
103.55 €
502.95 €
1002.85 €
Buy Now

Chip1Stop

ProductStockPriceBuy
LT3470HTS8#TRMPBF 500
5003.52 $
1003.72 $
18.09 $
Buy Now
LT3470ETS8#TRMPBF 500
5002.68 $
1002.94 $
16.19 $
Buy Now

RS Components

ProductStockPriceBuy
LT3470ETS8#TRMPBF 490
55.02 GBP
254.60 GBP
1254.18 GBP
2503.77 GBP
Buy Now
LT3470ETS8#TRMPBF 66
15.44 GBP
55.02 GBP
254.60 GBP
1254.18 GBP
2503.77 GBP
Buy Now
LT3470EDDB#TRMPBF 566
103.87 GBP
253.46 GBP
503.27 GBP
753.06 GBP
Buy Now
LT3470ITS8#TRMPBF 422
54.98 GBP
254.58 GBP
1254.18 GBP
2503.78 GBP
Buy Now
LT3470ITS8#TRMPBF 25
15.38 GBP
54.98 GBP
254.58 GBP
1254.18 GBP
2503.78 GBP
Buy Now

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LT3470. Optional, compare LT3470 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT3437 LT3437 product overviewLT3437 product overview Linear Technology TSSOP-16, DFN-10
0% LT3470A LT3470A product overviewLT3470A product overview Linear Technology DFN-8
50% MAX1836 MAX1836 product overviewMAX1836 product overview Maxim TDFN-EP-6, SOT23-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT3470.

V-IN max. 40 V, I-OUT 0.2 A, V-OUT min. 1.25 V, Frequency typ. 800 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025270 27.0 0.5 0.7 745.00 2.8 x 2.8 x 3
744031220 22.0 0.5 0.4 410.00 3.8 x 3.8 x 1.8
744032180 18.0 0.2 0.7 880.00 3.2 x 2.5 x 2.3
744032220 22.0 0.2 0.6 1,040.00 3.2 x 2.5 x 2.3
74404024180 18.0 0.5 0.7 830.00 2.5 x 2 x 1.2
74404024220 22.0 0.5 0.6 910.00 2.5 x 2 x 1.2
74404032220 22.0 0.6 0.6 450.00 3 x 3 x 1.5
744042180 18.0 0.9 0.7 270.00 4.8 x 4.8 x 2
744042220 22.0 0.9 0.6 280.00 4.8 x 4.8 x 2
744043180 18.0 1.0 0.7 150.00 4.8 x 4.8 x 3
744043220 22.0 0.9 0.7 160.00 4.8 x 4.8 x 3
744043270 27.0 0.9 0.6 170.00 4.8 x 4.8 x 3
7440680220 22.0 0.9 0.7 350.00 8 x 8 x 1.2
0Results
Module
Fresh Search
Replacement Search with
0% tolerance (0)
10% tolerance (0)
25% tolerance (0)
50% tolerance (0)
add to Compare
Last Tweets
Meet us at the Embedded Show in Nuremberg 27-28.2.
Meet us at this weeks PCIM tradeshow in Nuremberg, Tue+Wed, Details under info@dcdcselector.com
With the help of #OEMsecrets we show for all Selectors and products worldwide distributor inventory and prices. https://t.co/udaDPmshky
Feedback
ajax-loader.gif
Loading. Please wait.