LTC3406B-1.2 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LTC3406B-1.2 is a 5.50 V sync Buck Converter from with 0.60 A output current. The maximum 5.50 V input voltage can be regulated down into a 1.20 V to 1.20 V output voltage.

It requires are a typical inductor size of 2.20 µH, a typical external component count of 3 and achieves a peak efficiency of 96 %. Further LTC3406B-1.2 characteristics are a fixed 1500 kHz switching frequency and 1 available package option(s): TSOT23 .

For the LTC3406B-1.2 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? 0.60 A
V-OUT min. 1.20 V
V-OUT max. 1.20 V
V-OUT 1.200 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. 2.20 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 96 %
Component count min. 3
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT TSOT23
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

LTC3406B-1.2 Datasheet

Link to the most up-to-date LTC3406B-1.2 datasheet and the product page for EVM, tools and support information.

LTC3406B-1.2

LTC3406B-1.2 Sample stock and distributor price breaks

LTC3406B-1.2 prices and online available distributors.

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Available Distributors with stock: 5

ARROW-NAC (8)

ProductStockPriceBuy
LTC3406BES5#TRMPBF2000
5002.35 USD
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LTC3406BES5#TRMPBF739
12.86 USD
1002.35 USD
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LTC3406BES5-1.2#TRMPBF1000
15002.35 USD
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LTC3406BES5-1.2#TRMPBF251
12.86 USD
1002.35 USD
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LTC3406BES5-1.8#TRPBF2500
25002.35 USD
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LTC3406BES5-1.8#TRMPBF73
12.86 USD
1002.35 USD
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LTC3406BES5-1.2#TRM2500
5005.47 USD
10004.90 USD
25004.76 USD
50004.62 USD
100004.56 USD
200004.38 USD
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LTC3406BES5-1.5#TRMPBF139
12.86 USD
1002.35 USD
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Chip-One-Stop (9)

ProductStockPriceBuy
LTC3406B-2ES5#TRMPBF127
16.37 USD
105.03 USD
254.80 USD
504.39 USD
1004.06 USD
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LTC3406BES5-1.2#TRM2000
20004.31 USD
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LTC3406BES5-1.2#TRMPBF500
5003.13 USD
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LTC3406BES5-1.2#TRMPBF204
14.64 USD
103.91 USD
253.86 USD
503.68 USD
1003.59 USD
2003.43 USD
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LTC3406BES5-1.5#TRMPBF304
15.73 USD
104.52 USD
254.32 USD
503.95 USD
1003.65 USD
2003.50 USD
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LTC3406BES5-1.8#TRPBF2500
25003.08 USD
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LTC3406BES5#TRMPBF1500
5003.33 USD
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LTC3406BES5#TRMPBF213
16.19 USD
104.89 USD
254.66 USD
504.27 USD
1003.95 USD
2003.79 USD
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LTC3406BES5#TRPBF2500
25003.26 USD
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DIGI-KEY (13)

ProductStockPriceBuy
LTC3406BES5#TRMPBF1000
5002.35 USD
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LTC3406BES5#TRMPBF1226
14.61 USD
254.12 USD
1002.82 USD
2502.59 USD
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LTC3406BES5#TRMPBF1226
14.61 USD
254.12 USD
1002.82 USD
2502.59 USD
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LTC3406BES5-1.2#TRMPBF500
5002.35 USD
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LTC3406BES5-1.2#TRMPBF527
14.61 USD
254.12 USD
1002.82 USD
2502.59 USD
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LTC3406BES5-1.2#TRMPBF527
14.61 USD
254.12 USD
1002.82 USD
2502.59 USD
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LTC3406BES5-1.8#TRMPBF0
5002.35 USD
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LTC3406BES5-1.8#TRMPBF426
14.61 USD
254.12 USD
1002.82 USD
2502.59 USD
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LTC3406BES5-1.8#TRMPBF426
14.61 USD
254.12 USD
1002.82 USD
2502.59 USD
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LTC3406BES5-1.5#TRMPBF0
5002.35 USD
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LTC3406BES5-1.5#TRMPBF104
14.61 USD
254.12 USD
1002.82 USD
2502.59 USD
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LTC3406BES5-1.5#TRMPBF104
14.61 USD
254.12 USD
1002.82 USD
2502.59 USD
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DC500A-E2
175.38 USD
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DC500A-F2
175.38 USD
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DC702A2
175.38 USD
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LTC3406B-2ES5#TRMPBF0
5002.53 USD
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LTC3406B-2ES5#TRMPBF0
14.95 USD
254.42 USD
1003.04 USD
2502.78 USD
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LTC3406B-2ES5#TRMPBF0
14.95 USD
254.42 USD
1003.04 USD
2502.78 USD
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LTC3406BES5-1.8#TRPBF0
25002.35 USD
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LTC3406BES5-1.5#TRPBF0
25002.35 USD
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LTC3406BES5-1.2#TRPBF0
25002.35 USD
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LTC3406BES5#TRPBF0
25002.35 USD
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LTC3406B-2ES5#TRPBF0
25002.53 USD
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Element14 (2)

ProductStockPriceBuy
LTC3406BES5#TRMPBF527
17.37 USD
256.59 USD
1004.51 USD
2504.14 USD
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LTC3406BES5#TRMPBF527
17.37 USD
256.59 USD
1004.51 USD
2504.14 USD
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FARNELL-ELEMENT14 (2)

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LTC3406BES5#TRMPBF808Buy Now
LTC3406BES5#TRMPBF808Buy Now

Available Distributors without stock: 1

NEWARK (0)

ProductStockPriceBuy
LTC3406BES5-1.5#TRMPBF0
13.29 USD
5002.35 USD
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LTC3406BES5-1.5#TRPBF0
13.48 USD
25002.50 USD
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LTC3406BES5-1.8#TRMPBF0
13.29 USD
5002.35 USD
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LTC3406BES5#TRMPBF0
13.29 USD
5002.35 USD
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LTC3406BES5#TRPBF0
13.48 USD
25002.50 USD
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Available Distributors with stock: 0

no online Distributor with LTC3406B stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LTC3406B-1.2. Optional, compare LTC3406B-1.2 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% AS1324-12 AS1324-12 product overviewAS1324-12 product overview AMS SOT23-5
0% AS1334-1.2 AS1334-1.2 product overviewAS1334-1.2 product overview AMS DFN-8
0% ADP2102-1,2 ADP2102-1,2 product overviewADP2102-1,2 product overview Analog Devices QFN-8
0% ADP2105-1,2 ADP2105-1,2 product overviewADP2105-1,2 product overview Analog Devices QFN-16
0% ADP2108-1,2 ADP2108-1,2 product overviewADP2108-1,2 product overview Analog Devices TSOT23-5, CSP-5
0% ADP2109-1,2 ADP2109-1,2 product overviewADP2109-1,2 product overview Analog Devices CSP-5
0% ADP2138-1,2 ADP2138-1,2 product overviewADP2138-1,2 product overview Analog Devices WLCSP-6
0% ADP2139-1,2 ADP2139-1,2 product overviewADP2139-1,2 product overview Analog Devices WLCSP-6
0% SP6669-1.2 SP6669-1.2 product overviewSP6669-1.2 product overview Exar SOT23-5
0% LTC3406-1.2 LTC3406-1.2 product overviewLTC3406-1.2 product overview Linear Technology TSOT23
0% MAX8884-1.2 MAX8884-1.2 product overviewMAX8884-1.2 product overview Maxim CSP-16
0% MIC2206-1.2 MIC2206-1.2 product overviewMIC2206-1.2 product overview Micrel MFL-10
0% MIC23050-1.2 MIC23050-1.2 product overviewMIC23050-1.2 product overview Micrel MLF-8
0% NX4108-1.2 NX4108-1.2 product overviewNX4108-1.2 product overview Microsemi SOT23-5
0% MP28119-1.2 MP28119-1.2 product overviewMP28119-1.2 product overview MPS QFN-8
0% DC6M601X6-1.2 DC6M601X6-1.2 product overviewDC6M601X6-1.2 product overview NXP CSP-6
0% DC6M603X6-1.2 DC6M603X6-1.2 product overviewDC6M603X6-1.2 product overview NXP CSP-6
0% NCP1529-1.2 NCP1529-1.2 product overviewNCP1529-1.2 product overview ON Semiconductor UDFN-6, SOT-23-5
0% BD90571 BD90571 product overviewBD90571 product overview Rohm HTSOP-J8
0% BU90003 BU90003 product overviewBU90003 product overview Rohm CSP-6
0% SC4626-1.2 SC4626-1.2 product overviewSC4626-1.2 product overview Semtech SOT23-5
0% SC4620812 SC4620812 product overviewSC4620812 product overview Silan Micro SOT23-5
0% SC46208A12 SC46208A12 product overviewSC46208A12 product overview Silan Micro SOT23-5
0% AAT1106-1.2 AAT1106-1.2 product overviewAAT1106-1.2 product overview Skyworks TSOT23-5
0% AAT1141-1.2 AAT1141-1.2 product overviewAAT1141-1.2 product overview Skyworks SOT23-5
0% ST1S12XX12 ST1S12XX12 product overviewST1S12XX12 product overview ST TSOT23-5
0% LM3671-1.2 LM3671-1.2 product overviewLM3671-1.2 product overview Texas Instruments USON-6, SOT23-5, DSBGA-5
0% LM3671-Q1-1.2 LM3671-Q1-1.2 product overviewLM3671-Q1-1.2 product overview Texas Instruments SOT23-5
0% LM3674-1.2 LM3674-1.2 product overviewLM3674-1.2 product overview Texas Instruments SOT23-5
0% LM3677-1.2 LM3677-1.2 product overviewLM3677-1.2 product overview Texas Instruments USON-6, DSBGA-5
0% LM3691-1.2 LM3691-1.2 product overviewLM3691-1.2 product overview Texas Instruments DSBGA-6
0% LM8801-1.2 LM8801-1.2 product overviewLM8801-1.2 product overview Texas Instruments DSBGA-6
0% TPS62262 TPS62262 product overviewTPS62262 product overview Texas Instruments SON-6, SOT-5
0% TPS62262-Q1 TPS62262-Q1 product overviewTPS62262-Q1 product overview Texas Instruments SON-6, SOT-5
0% XC9254R XC9254R product overviewXC9254R product overview Torex USP-6, SOT25-5
0% RP504x-1.2 RP504x-1.2 product overviewRP504x-1.2 product overview Ricoh DFN-6, SOT23-5
0% RP508x-1.2 RP508x-1.2 product overviewRP508x-1.2 product overview Ricoh DFN-6
0% RP505K-1.2 RP505K-1.2 product overviewRP505K-1.2 product overview Ricoh DFN-8
0% TS33000-1.2 TS33000-1.2 product overviewTS33000-1.2 product overview Triune Systems QFN-16
0% TS33001-1.2 TS33001-1.2 product overviewTS33001-1.2 product overview Triune Systems QFN-16
0% MP2148-1.2 MP2148-1.2 product overviewMP2148-1.2 product overview MPS QFN-6
0% AS1382A-1.2 AS1382A-1.2 product overviewAS1382A-1.2 product overview AMS WLCSP-6
0% RP509Z-1-1.2 RP509Z-1-1.2 product overviewRP509Z-1-1.2 product overview Ricoh WLCSP-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3406B-1.2.

V-IN max. 5.5 V, I-OUT 0.6 A, V-OUT min. 1.2 V, Frequency typ. 1500 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
744031003 3.6 1.4 1.1 66.00 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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