LTC3411A Buck Converter overview

Description

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Category
Sub-Category

LTC3411A is a 5.50 V sync Buck Converter from with 1.25 A output current. The maximum 5.50 V input voltage can be regulated down into a 0.80 V to 5.50 V output voltage.

It requires are a typical inductor size of 2.20 µH, a typical external component count of 9 and achieves a peak efficiency of 96 %. Further LTC3411A characteristics are a adjustable 2500 kHz switching frequency and 2 available package option(s): MSOP-10 DFN-10 .

For the LTC3411A 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. 2.50 V
V-IN max. 5.50 V
I-OUT? 1.25 A
V-OUT min. 0.80 V
V-OUT max. 5.50 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 2500 kHz
Frequency adjustable
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 200 kHz
Frequency adj./ ext.clock max 4000 kHz
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK yes
Quiescent current max. 450 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 2.20 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 96 %
Component count min. 9
current limit adjustable no
Nr.of packages 2
CSP
SC70
SOT
MSOP MSOP-10
QFN/DFN DFN-10
SO/SOIC
SOP
DIP
TO
DDPAK

LTC3411A Datasheet

Link to the most up-to-date LTC3411A datasheet and the product page for EVM, tools and support information.

LTC3411A

LTC3411A Sample stock and distributor price breaks

LTC3411A prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 4

Chip One Stop (4)

ProductStockPriceBuy
LTC3411AEMS#PBF433
13.19 USD
1002.55 USD
Buy Now
LTC3411AEMS#PBF433
13.19 USD
1002.55 USD
Buy Now
LTC3411AEMS#PBF433
13.19 USD
1002.55 USD
Buy Now
LTC3411AIDD#PBF1288
15.82 USD
1004.56 USD
Buy Now

Digi-Key (5)

ProductStockPriceBuy
LTC3411AEMS#PBF1288
14.36 USD
252.92 USD
1002.48 USD
Buy Now
LTC3411AEDD#PBF1221
14.36 USD
252.92 USD
1002.48 USD
Buy Now
LTC3411AIDD#PBF603
15.02 USD
253.36 USD
1002.85 USD
Buy Now
DC1176A5
1102.00 USD
Buy Now
LTC3411AIMS#PBF2
15.02 USD
253.36 USD
1002.85 USD
Buy Now
LTC3411AEDD#TRPBF0
25002.58 USD
Buy Now
LTC3411AEMS#TRPBF0
25002.58 USD
Buy Now
LTC3411AIDD#TRPBF0
25002.95 USD
Buy Now
LTC3411AIMS#TRPBF0
25002.95 USD
Buy Now

Element14 (1)

ProductStockPriceBuy
LTC3411AEDD#PBF32
16.59 USD
254.41 USD
1003.75 USD
Buy Now

Farnell Element14 (2)

ProductStockPriceBuy
LTC3411AEDD#PBF51Buy Now
LTC3411AIDD#PBF11Buy Now

Available Distributors without stock: 1

Newark Electronics (0)

ProductStockPriceBuy
LTC3411AEDD#PBF0
14.28 USD
252.87 USD
1002.43 USD
Buy Now
LTC3411AIDD#PBF0
14.91 USD
253.30 USD
1002.79 USD
Buy Now

Available Distributors with stock: 7

Arrow Electronics

ProductStockPriceBuy
LTC3411AIDD#PBF 1288
13.29 $
1002.79 $
Buy Now
LTC3411AEMS#PBF 433
12.86 $
1002.43 $
Buy Now
LTC3411AIMS#PBF 50
10502.79 $
Buy Now

Digi-Key

ProductStockPriceBuy
LTC3411AEMS#PBF 1288
1002.13 €
252.51 €
13.75 €
Buy Now
LTC3411AEDD#PBF 1221
1002.13 €
252.51 €
13.75 €
Buy Now
LTC3411AIDD#PBF 603
1002.45 €
252.89 €
14.32 €
Buy Now
DC1176A 5
187.70 €
Buy Now
LTC3411AIMS#PBF 2
1002.45 €
252.89 €
14.32 €
Buy Now
LTC3411AEDD#TRPBF 0
25002.22 €
Buy Now
LTC3411AEMS#TRPBF 0
25002.22 €
Buy Now
LTC3411AIDD#TRPBF 0
25002.53 €
Buy Now
LTC3411AIMS#TRPBF 0
25002.53 €
Buy Now
show stock=0hide stock=0

Quest Components

ProductStockPriceBuy
LTC3411AEDD#TRMPBF 932
9022.04 $
2092.22 $
15.55 $
Buy Now
LTC3411AEDD#TRPBF 423
2092.22 $
732.41 $
15.55 $
Buy Now
LTC3411AIDD#PBF 133
1132.10 $
322.24 $
14.20 $
Buy Now

ComS.I.T.

ProductStockPriceBuy
LTC3411AEMSPBF 450

element14 Asia-Pacific

ProductStockPriceBuy
LTC3411AEDD#PBF 32
15.27 $
253.53 $
1003.00 $
Buy Now

Farnell element14

ProductStockPriceBuy
LTC3411AEDD#PBF 51
13.63 GBP
252.18 GBP
1001.98 GBP
Buy Now
LTC3411AIDD#PBF 11
12.08 GBP
Buy Now

Chip1Stop

ProductStockPriceBuy
LTC3411AEMS#PBF 433
13.19 $
1002.55 $
Buy Now
LTC3411AIDD#PBF 1288
15.82 $
1004.56 $
Buy Now

Available Distributors without stock: 1

Newark element14

ProductStockPriceBuy
LTC3411AEDD#PBF 0
14.28 $
252.87 $
1002.00 $
Buy Now
LTC3411AIDD#PBF 0
14.91 $
253.30 $
1002.00 $
Buy Now

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LTC3411A. Optional, compare LTC3411A side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LTC3565 LTC3565 product overviewLTC3565 product overview Linear Technology DFN-10, MSOP-10
0% LTC3568 LTC3568 product overviewLTC3568 product overview Linear Technology DFN-10
0% LTC3600 LTC3600 product overviewLTC3600 product overview Linear Technology DFN-12, MSOP-12
0% LTC3601 LTC3601 product overviewLTC3601 product overview Linear Technology QFN-16, MSOP-16
25% LTC3646-1 LTC3646-1 product overviewLTC3646-1 product overview Linear Technology DFN-14, MSOP-16
25% LM43601 LM43601 product overviewLM43601 product overview Texas Instruments HTSSOP-16
25% LM43601-Q1 LM43601-Q1 product overviewLM43601-Q1 product overview Texas Instruments HTSSOP-16
25% LM46001 LM46001 product overviewLM46001 product overview Texas Instruments HTSSOP-16
25% LM46001-Q1 LM46001-Q1 product overviewLM46001-Q1 product overview Texas Instruments HTSSOP-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3411A.

V-IN max. 5.5 V, I-OUT 1.25 A, V-OUT min. 0.8 V, Frequency typ. 2500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74402800082 0.8 2.0 1.6 53.00 2.8 x 2.8 x 1.2
74402900082 0.8 2.4 1.8 36.00 2.8 x 2.8 x 1.5
7440300068 0.7 1.3 1.5 0.06 3.3 x 3.5 x 1.05
74404200056 0.6 3.1 3.0 19.00 4.8 x 4.8 x 2
74479876168 0.7 1.8 1.7 60.00 2 x 1.6 x 1
74479899150 0.5 3.8 1.8 18.00 3.2 x 2.6 x 1.2
74479974156 0.6 1.7 2.4 80.00 2 x 1.2 x 0.5
74479977156 0.6 2.1 2.3 65.00 2 x 1.6 x 0.9
74479977182 0.8 2.0 2.0 90.00 2 x 1.6 x 0.9
0Results
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