LTC3405A-1.375 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LTC3405A-1.375 is a 5.50 V sync Buck Converter from with 0.30 A output current. The maximum 5.50 V input voltage can be regulated down into a 1.38 V to 1.38 V output voltage.

It requires are a typical inductor size of 4.70 µH, a typical external component count of 4 and achieves a peak efficiency of 96 %. Further LTC3405A-1.375 characteristics are a fixed 1500 kHz switching frequency and 1 available package option(s): TSOT23 .

For the LTC3405A-1.375 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? 0.30 A
V-OUT min. 1.38 V
V-OUT max. 1.38 V
V-OUT 1.375 V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 1500 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. 400 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 4.70 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 96 %
Component count min. 4
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT TSOT23
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

LTC3405A-1.375 Datasheet

Link to the most up-to-date LTC3405A-1.375 datasheet and the product page for EVM, tools and support information.

LTC3405A-1.375

LTC3405A-1.375 Sample stock and distributor price breaks

LTC3405A-1.375 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 6

ARROW-NAC (6)

ProductStockPriceBuy
LTC3405AES6-1.5#TRMPBF17
12.37 USD
1001.96 USD
Buy Now
LTC3405AES6-1.5#TRMPBF2000
5001.96 USD
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LTC3405AES6#TRMPBF398
12.37 USD
1001.96 USD
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LTC3405AES6-1.8#TRMPBF210
12.37 USD
1001.96 USD
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LTC3405AES6-1.8#TRMPBF500
5001.96 USD
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LTC3405AES6-1.8#TRPBF2500
25001.96 USD
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Chip-One-Stop (6)

ProductStockPriceBuy
LTC3405AES6-1.5#TRMPBF492
14.75 USD
104.56 USD
503.27 USD
1003.23 USD
2002.98 USD
Buy Now
LTC3405AES6-1.5#TRMPBF2500
5002.78 USD
10002.75 USD
Buy Now
LTC3405AES6-1.8#TRMPBF651
14.75 USD
104.56 USD
503.27 USD
1003.23 USD
2002.98 USD
5002.73 USD
Buy Now
LTC3405AES6-1.8#TRMPBF500
5002.71 USD
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LTC3405AES6#TRMPBF9000
5002.61 USD
10002.58 USD
Buy Now
LTC3405AES6#TRMPBF491
13.85 USD
103.27 USD
503.05 USD
1003.01 USD
2002.94 USD
Buy Now

DIGI-KEY (13)

ProductStockPriceBuy
LTC3405AES6#TRMPBF2000
5001.96 USD
Buy Now
LTC3405AES6#TRMPBF2784
13.86 USD
253.44 USD
1002.35 USD
2502.16 USD
Buy Now
LTC3405AES6#TRMPBF2784
13.86 USD
253.44 USD
1002.35 USD
2502.16 USD
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LTC3405AES6-1.8#TRMPBF1500
5001.96 USD
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LTC3405AES6-1.8#TRMPBF1960
13.86 USD
253.44 USD
1002.35 USD
2502.16 USD
Buy Now
LTC3405AES6-1.8#TRMPBF1960
13.86 USD
253.44 USD
1002.35 USD
2502.16 USD
Buy Now
LTC3405AES6-1.5#TRMPBF0
5001.96 USD
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LTC3405AES6-1.5#TRMPBF383
13.86 USD
253.44 USD
1002.35 USD
2502.16 USD
Buy Now
LTC3405AES6-1.5#TRMPBF383
13.86 USD
253.44 USD
1002.35 USD
2502.16 USD
Buy Now
LTC3405AES6-1.5#TRM138
17.71 USD
256.88 USD
1004.70 USD
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DC480A-D2
175.38 USD
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DC480A-A2
175.38 USD
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DC480A-B2
175.38 USD
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DC480A-C2
175.38 USD
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LTC3405AES6-1.375#TRMPBF0
5001.96 USD
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LTC3405AES6-1.5#TRPBF0
25001.96 USD
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LTC3405AES6-1.8#TRPBF0
25001.96 USD
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LTC3405AES6#TRPBF0
25001.96 USD
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LTC3405AES6-1.375#TRPBF0
25001.96 USD
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Element14 (3)

ProductStockPriceBuy
LTC3405AES6-1.8#TRMPBF467
16.17 USD
255.50 USD
1003.76 USD
2503.46 USD
Buy Now
LTC3405AES6-1.8#TRMPBF467
16.17 USD
255.50 USD
1003.76 USD
2503.46 USD
Buy Now
LTC3405AES6#TRMPBF473
16.17 USD
255.50 USD
1003.76 USD
2503.46 USD
Buy Now

FARNELL-ELEMENT14 (4)

ProductStockPriceBuy
LTC3405AES6-1.8#TRMPBF467Buy Now
LTC3405AES6-1.8#TRMPBF467Buy Now
LTC3405AES6#TRMPBF473Buy Now
LTC3405AES6#TRMPBF473Buy Now

RS-COMPONENTS (1)

ProductStockPriceBuy
LTC3405AES6#TRMPBF208Buy Now

Available Distributors without stock: 1

NEWARK (0)

ProductStockPriceBuy
LTC3405AES6-1.5#PBF0
13.45 USD
252.32 USD
1001.96 USD
Buy Now
LTC3405AES6-1.8#PBF0
13.45 USD
252.32 USD
1001.96 USD
Buy Now
LTC3405AES6-1.8#TRMPBF0
12.75 USD
5001.96 USD
Buy Now
LTC3405AES6#PBF0
13.45 USD
252.32 USD
1001.96 USD
Buy Now
LTC3405AES6#TRMPBF0
12.75 USD
5001.96 USD
Buy Now
LTC3405AES6#TRMPBF0
13.87 USD
253.45 USD
1003.10 USD
Buy Now
LTC3405AES6#TRPBF0
12.90 USD
25002.08 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with LTC3405A stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LTC3405A-1.375. Optional, compare LTC3405A-1.375 side-by-side with other Buck Converter via the Comparison function.

no alternatives found

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3405A-1.375.

V-IN max. 5.5 V, I-OUT 0.3 A, V-OUT min. 1.375 V, Frequency typ. 1500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744028004 4.7 0.9 0.7 265.00 2.8 x 2.8 x 1.2
744028006 6.8 0.8 0.6 325.00 2.8 x 2.8 x 1.2
744029004 4.7 1.0 0.8 170.00 2.8 x 2.8 x 1.5
744029006 6.8 0.8 0.7 250.00 2.8 x 2.8 x 1.5
744030004 4.7 0.5 0.5 252.00 3.3 x 3.5 x 1.05
744030006 6.8 0.4 0.4 400.00 3.3 x 3.5 x 1.05
744031006 6.8 0.9 0.8 135.00 3.8 x 3.8 x 1.8
74479887247A 4.7 1.0 0.4 230.00 2.5 x 2 x 1
74479888247 4.7 1.0 0.7 380.00 2.5 x 2 x 1
74479889268 6.8 0.8 0.7 500.00 2.5 x 2 x 1.2
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