LTC3404 Buck Converter overview

Description

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Category
Sub-Category

LTC3404 is a 6.00 V sync Buck Converter from with 0.60 A output current. The maximum 6.00 V input voltage can be regulated down into a 0.80 V to 6.00 V output voltage.

It requires are a typical inductor size of 4.70 µH, a typical external component count of 7 and achieves a peak efficiency of 95 %. Further LTC3404 characteristics are a fixed 1400 kHz switching frequency and 1 available package option(s): MSOP-8 .

For the LTC3404 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. 2.65 V
V-IN max. 6.00 V
I-OUT? 0.60 A
V-OUT min. 0.80 V
V-OUT max. 6.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync sync
Frequency typ. 1400 kHz
Frequency fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 1000 kHz
Frequency adj./ ext.clock max 17000 kHz
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 700 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 95 %
Component count min. 7
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP MSOP-8
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

LTC3404 Datasheet

Link to the most up-to-date LTC3404 datasheet and the product page for EVM, tools and support information.

LTC3404

LTC3404 Sample stock and distributor price breaks

LTC3404 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 5

ARROW-NAC (4)

ProductStockPriceBuy
LTC3404MPMS81567
157.93 USD
2517.01 USD
1007.82 USD
5006.52 USD
10005.84 USD
25005.67 USD
50005.51 USD
100005.44 USD
250005.36 USD
500005.22 USD
Buy Now
LTC3404MPMS8#PBF86
16.99 USD
1005.75 USD
Buy Now
LTC3404EMS8#PBF73
13.19 USD
1002.88 USD
Buy Now
LTC3404IMS8#PBF50
14.43 USD
1003.66 USD
Buy Now

Chip-One-Stop (2)

ProductStockPriceBuy
LTC3404EMS8#PBF2832
15.18 USD
104.36 USD
254.31 USD
504.11 USD
1004.01 USD
2003.83 USD
Buy Now
LTC3404IMS8#PBF400
15.64 USD
105.41 USD
503.89 USD
1003.83 USD
2003.54 USD
Buy Now

DIGI-KEY (2)

ProductStockPriceBuy
LTC3404EMS8#PBF937
15.78 USD
253.84 USD
1002.89 USD
Buy Now
LTC3404IMS8#PBF147
16.66 USD
254.43 USD
1003.66 USD
Buy Now
LTC3404EMS8#TRPBF0
25002.98 USD
Buy Now
LTC3404IMS8#TRPBF0
25003.76 USD
Buy Now
LTC3404MPMS8#PBF0
1505.75 USD
Buy Now

NEWARK (1)

ProductStockPriceBuy
LTC3404EMS8#PBF133
15.91 USD
253.89 USD
1002.88 USD
Buy Now
LTC3404EMS8#TRPBF0
14.63 USD
25003.32 USD
Buy Now
LTC3404IMS80
00.00 USD
Buy Now
LTC3404MPMS8#PBF0
19.78 USD
256.67 USD
1005.75 USD
Buy Now

RS-COMPONENTS (1)

ProductStockPriceBuy
LTC3404EMS8#PBF13Buy Now

Available Distributors without stock: 1

Element14 (0)

ProductStockPriceBuy
LTC3404EMS8#PBF0
19.23 USD
256.14 USD
1004.76 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with LTC3404 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LTC3404. Optional, compare LTC3404 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LTC1707 LTC1707 product overviewLTC1707 product overview Linear Technology SO-8
0% LTC1877 LTC1877 product overviewLTC1877 product overview Linear Technology MSOP-8
0% LTC1878 LTC1878 product overviewLTC1878 product overview Linear Technology MSOP-8
0% LTC1879 LTC1879 product overviewLTC1879 product overview Linear Technology TSSOP-16
0% Si9174 Si9174 product overviewSi9174 product overview Vishay MLP33-10, MSOP-10
0% Si9175 Si9175 product overviewSi9175 product overview Vishay MLP33-10, MSOP-10
10% ISL8010 ISL8010 product overviewISL8010 product overview Intersil MSOP-10
10% LTC1627 LTC1627 product overviewLTC1627 product overview Linear Technology SO-8
10% LTC3542 LTC3542 product overviewLTC3542 product overview Linear Technology DFN-6, SOT23
10% LTC3543 LTC3543 product overviewLTC3543 product overview Linear Technology DFN-6
10% LTC3560 LTC3560 product overviewLTC3560 product overview Linear Technology TSOT23
10% MAX1820 MAX1820 product overviewMAX1820 product overview Maxim u00b5MAX-10, UCSP-12
10% MCP1601 MCP1601 product overviewMCP1601 product overview Microchip MSOP-8
10% AAT1142 AAT1142 product overviewAAT1142 product overview Skyworks TSOPJW-12, TDFN-12
10% AAT1171 AAT1171 product overviewAAT1171 product overview Skyworks TDFN-12, WLCSP-12
10% AAT2503 AAT2503 product overviewAAT2503 product overview Skyworks QFN-20
10% AAT2504 AAT2504 product overviewAAT2504 product overview Skyworks QFN-20
10% L6925D L6925D product overviewL6925D product overview ST MSOP-8
10% L6926 L6926 product overviewL6926 product overview ST DFN-8, MSOP-8
10% L6928 L6928 product overviewL6928 product overview ST DFN-8, MSOP-8
10% TPS62300 TPS62300 product overviewTPS62300 product overview Texas Instruments SON-10, DSBGA-8
10% TPS62320 TPS62320 product overviewTPS62320 product overview Texas Instruments SON-10, DSBGA-8
10% XC9223 XC9223 product overviewXC9223 product overview Torex USP-10, MSOP-10
50% MAX1692 MAX1692 product overviewMAX1692 product overview Maxim u00b5MAX-10
50% MAX1821 MAX1821 product overviewMAX1821 product overview Maxim u00b5MAX-10

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3404.

V-IN max. 6 V, I-OUT 0.6 A, V-OUT min. 0.8 V, Frequency typ. 1400 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744028002 2.2 1.3 1.0 125.00 2.8 x 2.8 x 1.2
744028003 3.3 1.0 0.9 185.00 2.8 x 2.8 x 1.2
744029002 2.2 1.5 1.2 88.00 2.8 x 2.8 x 1.5
744029003 3.3 1.3 1.0 110.00 2.8 x 2.8 x 1.5
744030002 2.2 0.7 0.8 140.00 3.3 x 3.5 x 1.05
744030003 3.3 0.7 0.7 198.00 3.3 x 3.5 x 1.05
744031002 2.5 1.5 1.3 50.00 3.8 x 3.8 x 1.8
74404024033 3.3 1.4 1.3 120.00 2.5 x 2 x 1.2
74479887222A 2.2 1.4 0.8 140.00 2.5 x 2 x 1
74479888222 2.2 1.2 1.4 200.00 2.5 x 2 x 1
74479888233 3.3 1.1 1.1 250.00 2.5 x 2 x 1
74479889233 3.3 1.3 1.3 250.00 2.5 x 2 x 1.2
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