LTC3405A-1.5 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LTC3405A-1.5 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 1.50 V to 1.50 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-1.5 characteristics are a fixed 1500 kHz switching frequency and 1 available package option(s): TSOT23 .

For the LTC3405A-1.5 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. 1.50 V
V-OUT max. 1.50 V
V-OUT 1.500 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-1.5 Datasheet

Link to the most up-to-date LTC3405A-1.5 datasheet and the product page for EVM, tools and support information.

LTC3405A-1.5

LTC3405A-1.5 Sample stock and distributor price breaks

LTC3405A-1.5 prices and online available distributors.

OEMSecrets.com
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Available Distributors with stock: 5

Digi-Key (13)

ProductStockPriceBuy
LTC3405AES6-1.8#TRMPBF500
5002.00 USD
Buy Now
LTC3405AES6-1.8#TRMPBF673
13.93 USD
253.51 USD
1002.40 USD
2502.20 USD
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LTC3405AES6-1.8#TRMPBF673
13.93 USD
253.51 USD
1002.40 USD
2502.20 USD
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LTC3405AES6-1.5#TRMPBF0
5002.00 USD
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LTC3405AES6-1.5#TRMPBF383
13.93 USD
253.51 USD
1002.40 USD
2502.20 USD
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LTC3405AES6-1.5#TRMPBF383
13.93 USD
253.51 USD
1002.40 USD
2502.20 USD
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LTC3405AES6-1.5#TRM138
17.86 USD
257.02 USD
1005.80 USD
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LTC3405AES6-1.8#TRM114
17.86 USD
257.02 USD
1005.80 USD
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LTC3405AES6-1.8#TRM0
10.00 USD
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DC480A-B3
176.50 USD
10075.38 USD
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DC480A-D2
176.50 USD
10075.38 USD
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LTC3405AES6#TRMPBF0
5002.00 USD
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LTC3405AES6#TRMPBF47
13.93 USD
253.51 USD
1002.40 USD
2502.20 USD
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LTC3405AES6#TRMPBF47
13.93 USD
253.51 USD
1002.40 USD
2502.20 USD
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DC480A-A2
176.50 USD
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DC480A-C2
176.50 USD
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LTC3405AES6-1.5#TRPBF0
25002.00 USD
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LTC3405AES6-1.8#TRPBF0
25002.00 USD
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LTC3405AES6#TRPBF0
25002.00 USD
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LTC3405AES6-1.375#TRPBF0
25002.00 USD
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LTC3405AES6-1.375#TRMPBF0
5002.00 USD
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Element14 (2)

ProductStockPriceBuy
LTC3405AES6-1.8#TRMPBF230
16.18 USD
255.52 USD
1003.77 USD
2503.46 USD
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LTC3405AES6-1.8#TRMPBF230
16.18 USD
255.52 USD
1003.77 USD
2503.46 USD
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Farnell Element14 (1)

ProductStockPriceBuy
LTC3405AES6-1.8#TRMPBF230Buy Now
LTC3405AES6-1.8#TRMPBF0Buy Now
LTC3405AES6#TRMPBF0Buy Now
LTC3405AES6#TRMPBF0Buy Now

Mouser-Electronics (3)

ProductStockPriceBuy
LTC3405AES6-1.5#TRMPBF480
14.04 USD
103.74 USD
253.60 USD
1002.46 USD
2502.25 USD
5002.05 USD
Buy Now
LTC3405AES6-1.8#TRMPBF298
14.04 USD
103.74 USD
253.60 USD
1002.46 USD
2502.25 USD
5002.05 USD
Buy Now
LTC3405AES6#TRMPBF454 On Order
14.04 USD
103.74 USD
253.60 USD
1002.46 USD
2502.25 USD
5002.05 USD
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LTC3405AES6-1.8#TRPBFNone
25002.05 USD
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LTC3405AES6#TRPBFNone
25002.05 USD
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LTC3405AES6-1.375#TRMPBFNone
5002.05 USD
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LTC3405AES6-1.5#TRPBFNone
25002.05 USD
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LTC3405AES6-1.375#TRPBFNone
25002.05 USD
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RS Components (1)

ProductStockPriceBuy
LTC3405AES6#TRMPBF131Buy Now

Available Distributors without stock: 2

Avnet Asia (0)

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LTC3405AES6#TRPBF0
340562.00 USD
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Rutronik (0)

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nnBuy Now

Available Distributors with stock: 9

Arrow Electronics

ProductStockPriceBuy
LTC3405AES6#TRPBF 2500
12.37 $
1001.96 $
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LTC3405AES6#TRMPBF 2500
12.37 $
1001.96 $
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LTC3405AES6-1.8#TRMPBF 2000
12.37 $
1001.96 $
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LTC3405AES6#TRMPBF 1425
12.37 $
1001.96 $
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LTC3405AES6-1.8#TRMPBF 600
12.37 $
1001.96 $
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LTC3405AES6-1.5#TRMPBF 500
12.37 $
1001.96 $
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LTC3405AES6-1.5#TRMPBF 17
12.37 $
1001.96 $
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LTC3405AES6#TRPBF 0
12.37 $
1001.96 $
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LTC3405AES6-1.8#TRMPBF 0
12.37 $
1001.96 $
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LTC3405AES6-1.5#TRPBF 0
12.37 $
1001.96 $
Buy Now
LTC3405AES6#TRM 0 Buy Now
LTC3405AES6#TRM 0 Buy Now
LTC3405AES6#TR 0 Buy Now
LTC3405AES6#TR 0 Buy Now
LTC3405AES6-1.8#TRPBF 0
12.37 $
1001.96 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LTC3405AES6-1.8#TRMPBF 673
2501.77 €
1001.93 €
252.83 €
13.17 €
Buy Now
LTC3405AES6-1.8#TRMPBF 673
2501.77 €
1001.93 €
252.83 €
13.17 €
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LTC3405AES6-1.8#TRMPBF 500
5001.61 €
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LTC3405AES6-1.5#TRMPBF 383
2501.77 €
1001.93 €
252.83 €
13.17 €
Buy Now
LTC3405AES6-1.5#TRMPBF 383
2501.77 €
1001.93 €
252.83 €
13.17 €
Buy Now
LTC3405AES6-1.5#TRM 138
1004.68 €
255.66 €
16.33 €
Buy Now
LTC3405AES6-1.8#TRM 114
1004.68 €
255.66 €
16.33 €
Buy Now
LTC3405AES6#TRMPBF 47
2501.77 €
1001.93 €
252.83 €
13.17 €
Buy Now
LTC3405AES6#TRMPBF 47
2501.77 €
1001.93 €
252.83 €
13.17 €
Buy Now
DC480A-B 3
10060.75 €
161.65 €
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DC480A-D 2
10060.75 €
161.65 €
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DC480A-A 2
161.65 €
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LTC3405AES6-1.5#TRMPBF 0
5001.61 €
Buy Now
LTC3405AES6-1.8#TRM 0 Buy Now
LTC3405AES6#TRMPBF 0
5001.61 €
Buy Now
show stock=0hide stock=0

Mouser Electronics

ProductStockPriceBuy
LTC3405AES6-1.5#TRMPBF 480
13.94 $
103.65 $
253.51 $
1002.40 $
2502.20 $
5002.00 $
Buy Now
LTC3405AES6-1.8#TRMPBF 298
13.94 $
103.65 $
253.51 $
1002.40 $
2502.20 $
5002.00 $
Buy Now
LTC3405AES6#TRMPBF 0
13.94 $
103.65 $
253.51 $
1002.40 $
2502.20 $
5002.00 $
Buy Now
LTC3405AES6-1.8#TRPBF 0
25002.00 $
Buy Now
LTC3405AES6#TRPBF 0
25002.00 $
Buy Now
LTC3405AES6-1.375#TRMPBF 0
5002.00 $
Buy Now
LTC3405AES6-1.5#TRPBF 0
25002.00 $
Buy Now
LTC3405AES6-1.375#TRPBF 0
25002.00 $
Buy Now
LTC3405AES6 0 Buy Now
LTC3405AES6-1.8 0 Buy Now
LTC3405AES6-1.5 0 Buy Now
LTC3405AES6-1.375 0 Buy Now
LTC3405AES6-1.8#TRM 0 Buy Now
LTC3405AES6-1.5#PBF 0 Buy Now
LTC3405AES6-1.8#TR 0 Buy Now
show stock=0hide stock=0

Bristol Electronics

ProductStockPriceBuy
LTC3405AES6 83 Buy Now
LTC3405AES618 2411 Buy Now
LTC3405AES6#TRMPBF 73 Buy Now

Quest Components

ProductStockPriceBuy
LTC3405AES6#TR 3666
14040.65 $
7750.71 $
11.86 $
Buy Now
LTC3405AES6-1.8#TR 2355
18281.57 $
11181.64 $
14.48 $
Buy Now

ComS.I.T.

ProductStockPriceBuy
LTC3405AES618TR 890
LTC3405AES6TRMPBF 285

element14 Asia-Pacific

ProductStockPriceBuy
LTC3405AES6-1.8#TRMPBF 230
14.94 $
254.42 $
1003.01 $
2502.76 $
Buy Now
LTC3405AES6-1.8#TRMPBF 230
14.94 $
254.42 $
1003.01 $
2502.76 $
Buy Now

Farnell element14

ProductStockPriceBuy
LTC3405AES6-1.8#TRMPBF 230
13.11 GBP
102.77 GBP
252.47 GBP
502.08 GBP
1001.69 GBP
Buy Now
LTC3405AES6#TRMPBF 0
13.11 GBP
102.77 GBP
252.47 GBP
502.08 GBP
1001.69 GBP
Buy Now
show stock=0hide stock=0

RS Components

ProductStockPriceBuy
LTC3405AES6#TRMPBF 131
102.17 GBP
252.15 GBP
502.12 GBP
752.09 GBP
Buy Now

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LTC3405A-1.5. Optional, compare LTC3405A-1.5 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% AS1324-15 AS1324-15 product overviewAS1324-15 product overview AMS SOT23-5
0% ADP2102-1,5 ADP2102-1,5 product overviewADP2102-1,5 product overview Analog Devices QFN-8
0% ADP2108-1,5 ADP2108-1,5 product overviewADP2108-1,5 product overview Analog Devices TSOT23-5, CSP-5
0% ADP2109-1,5 ADP2109-1,5 product overviewADP2109-1,5 product overview Analog Devices CSP-5
0% SP6669-1.5 SP6669-1.5 product overviewSP6669-1.5 product overview Exar SOT23-5
0% FAN4603-1.5 FAN4603-1.5 product overviewFAN4603-1.5 product overview Fairchild MLP-6
0% ISL9103A-1.5 ISL9103A-1.5 product overviewISL9103A-1.5 product overview Intersil TDFN-6
0% ISL9104A-1.5 ISL9104A-1.5 product overviewISL9104A-1.5 product overview Intersil TDFN-6
0% LTC3406-1.5 LTC3406-1.5 product overviewLTC3406-1.5 product overview Linear Technology TSOT23
0% LTC3410-1.5 LTC3410-1.5 product overviewLTC3410-1.5 product overview Linear Technology SC70-6
0% MAX1557-1.5 MAX1557-1.5 product overviewMAX1557-1.5 product overview Maxim TDFN-EP-10
0% MAX1921-1.5 MAX1921-1.5 product overviewMAX1921-1.5 product overview Maxim SOT23-6
0% MAX8504-1.5 MAX8504-1.5 product overviewMAX8504-1.5 product overview Maxim QFN-12
0% MAX8640Y-1.5 MAX8640Y-1.5 product overviewMAX8640Y-1.5 product overview Maxim u00b5DFN-6
0% MAX8640Z-1.5 MAX8640Z-1.5 product overviewMAX8640Z-1.5 product overview Maxim u00b5DFN-6
0% MIC23030-1.5 MIC23030-1.5 product overviewMIC23030-1.5 product overview Micrel MLF-6
0% MIC23031-1.5 MIC23031-1.5 product overviewMIC23031-1.5 product overview Micrel MLF-6
0% MCP1602-1.5 MCP1602-1.5 product overviewMCP1602-1.5 product overview Microchip DFN-8, MSOP-8
0% SC4620815 SC4620815 product overviewSC4620815 product overview Silan Micro SOT23-5
0% AAT1106-1.5 AAT1106-1.5 product overviewAAT1106-1.5 product overview Skyworks TSOT23-5
0% LM3670-1.5 LM3670-1.5 product overviewLM3670-1.5 product overview Texas Instruments SOT23-5
0% LM3671-1.5 LM3671-1.5 product overviewLM3671-1.5 product overview Texas Instruments SOT23-5, DSBGA-5
0% LM3673-1.5 LM3673-1.5 product overviewLM3673-1.5 product overview Texas Instruments DSBGA-5
0% LM3676-1.5 LM3676-1.5 product overviewLM3676-1.5 product overview Texas Instruments WSON-8
0% LM3677-1.5 LM3677-1.5 product overviewLM3677-1.5 product overview Texas Instruments USON-6, DSBGA-5
0% LM3679-1.5 LM3679-1.5 product overviewLM3679-1.5 product overview Texas Instruments DSBGA-5
0% TPS62201 TPS62201 product overviewTPS62201 product overview Texas Instruments SOT23-5
0% TPS62221 TPS62221 product overviewTPS62221 product overview Texas Instruments TSOT23-5
0% TPS622314 TPS622314 product overviewTPS622314 product overview Texas Instruments SON-6
0% TPS622314-Q1 TPS622314-Q1 product overviewTPS622314-Q1 product overview Texas Instruments SON-6
0% TPS62301 TPS62301 product overviewTPS62301 product overview Texas Instruments SON-10, DSBGA-8
0% TPS62311 TPS62311 product overviewTPS62311 product overview Texas Instruments DSBGA-8
0% TPS62321 TPS62321 product overviewTPS62321 product overview Texas Instruments SON-10, DSBGA-8
0% XC9245-1.5 XC9245-1.5 product overviewXC9245-1.5 product overview Torex USPN-6
0% RP504x-1.5 RP504x-1.5 product overviewRP504x-1.5 product overview Ricoh DFN-6, SOT23-5
0% RP508x-1.5 RP508x-1.5 product overviewRP508x-1.5 product overview Ricoh DFN-6
0% TS33000-1.5 TS33000-1.5 product overviewTS33000-1.5 product overview Triune Systems QFN-16
0% RP509Z-2-1.5 RP509Z-2-1.5 product overviewRP509Z-2-1.5 product overview Ricoh WLCSP-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3405A-1.5.

V-IN max. 5.5 V, I-OUT 0.3 A, V-OUT min. 1.5 V, Frequency typ. 1500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744028006 6.8 0.8 0.6 325.00 2.8 x 2.8 x 1.2
744029006 6.8 0.8 0.7 250.00 2.8 x 2.8 x 1.5
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
74479889268 6.8 0.8 0.7 500.00 2.5 x 2 x 1.2
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