LT3430-1 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LT3430-1 is a 60.00 V non-sync Buck Converter from with 2.75 A output current. The maximum 60.00 V input voltage can be regulated down into a 1.20 V to 30.00 V output voltage.

It requires are a typical inductor size of 22.00 µH, a typical external component count of 11 and achieves a peak efficiency of 90 %. Further LT3430-1 characteristics are a fixed 100 kHz switching frequency and 1 available package option(s): TSSOP-16 .

For the LT3430-1 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. 5.50 V
V-IN max. 60.00 V
I-OUT? 2.75 A
V-OUT min. 1.20 V
V-OUT max. 30.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 100 kHz
Frequency fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 125 kHz
Frequency adj./ ext.clock max 250 kHz
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 2200 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 22.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 90 %
Component count min. 11
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP TSSOP-16
DIP
TO
DDPAK

LT3430-1 Datasheet

Link to the most up-to-date LT3430-1 datasheet and the product page for EVM, tools and support information.

LT3430-1

LT3430-1 Sample stock and distributor price breaks

LT3430-1 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 10

ARROW-NAC (8)

ProductStockPriceBuy
LT3430IFE#TRPBF5000
25006.79 USD
Buy Now
LT3430IFE#TRPBF1736
16.79 USD
Buy Now
LT3430IFE#PBF1386
18.13 USD
1006.69 USD
Buy Now
LT3430IFE-1#PBF208
18.13 USD
1006.69 USD
Buy Now
LT3430EFE#TR2500
25006.98 USD
Buy Now
LT3430EFE#PBF16845
17.07 USD
1005.82 USD
Buy Now
LT3430EFE#TRPBF13
15.92 USD
Buy Now
LT3430EFE#TRPBF5000
25005.92 USD
Buy Now

Chip-One-Stop (5)

ProductStockPriceBuy
LT3430EFE#PBF94
17.18 USD
105.95 USD
505.74 USD
Buy Now
LT3430EFE#PBF1774
111.60 USD
59.83 USD
109.71 USD
259.27 USD
509.05 USD
1008.58 USD
Buy Now
LT3430IFE-1#PBF25
113.10 USD
511.10 USD
1010.90 USD
2510.40 USD
Buy Now
LT3430IFE#PBF283
113.30 USD
511.30 USD
1011.10 USD
2510.60 USD
5010.40 USD
1009.87 USD
Buy Now
LT3430IFE#TRPBF1870
113.30 USD
513.00 USD
1010.10 USD
509.19 USD
1008.33 USD
2007.83 USD
Buy Now

DIGI-KEY (7)

ProductStockPriceBuy
LT3430EFE#PBF3108
19.95 USD
257.07 USD
1005.82 USD
Buy Now
LT3430IFE#PBF1223
111.43 USD
258.13 USD
1006.69 USD
Buy Now
LT3430EFE-1#PBF366
19.95 USD
257.07 USD
1005.82 USD
Buy Now
LT3430IFE-1#PBF112
111.43 USD
258.13 USD
1006.69 USD
Buy Now
LT3430IFE#TRPBF2500
25006.79 USD
Buy Now
LT3430EFE#TRPBF0
25005.92 USD
Buy Now
LT3430EFE#TRPBF2180
111.42 USD
2510.20 USD
1007.10 USD
2506.51 USD
Buy Now
LT3430EFE#TRPBF2180
111.42 USD
2510.20 USD
1007.10 USD
2506.51 USD
Buy Now
LT3430EFE-1#TRPBF0
25005.92 USD
Buy Now
LT3430IFE-1#TRPBF0
25006.79 USD
Buy Now

Element14 (2)

ProductStockPriceBuy
LT3430EFE#PBF91
115.90 USD
2511.30 USD
1009.30 USD
Buy Now
LT3430IFE#PBF57
118.27 USD
2512.99 USD
10010.69 USD
Buy Now

FARNELL-ELEMENT14 (2)

ProductStockPriceBuy
LT3430EFE#PBF184Buy Now
LT3430IFE#PBF67Buy Now

NEWARK (2)

ProductStockPriceBuy
LT3430EFE#PBF79
19.96 USD
256.76 USD
1005.82 USD
Buy Now
LT3430EFE#TRPBF0
110.26 USD
25007.36 USD
Buy Now
LT3430IFE#PBF72
111.44 USD
257.76 USD
1006.69 USD
Buy Now
LT3430IFE#TRPBF0
111.79 USD
25008.46 USD
Buy Now

RS-COMPONENTS (2)

ProductStockPriceBuy
LT3430EFE#PBF285Buy Now
LT3430IFE#PBF112Buy Now

Reichelt Elektronik (2)

ProductStockPriceBuy
LT3430EFE#PBF1Buy Now
LT3430IFE#PBF1Buy Now

Schukat (1)

ProductStockPriceBuy
LT3430IFEPBF20Buy Now

TME (1)

ProductStockPriceBuy
LT3430EFE#PBF61Buy Now

Available Distributors with stock: 0

no online Distributor with LT3430 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LT3430-1. Optional, compare LT3430-1 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT3430 LT3430 product overviewLT3430 product overview Linear Technology TSSOP-16
0% LT3431 LT3431 product overviewLT3431 product overview Linear Technology TSSOP-16
10% LT3434 LT3434 product overviewLT3434 product overview Linear Technology TSSOP-16
10% LT3435 LT3435 product overviewLT3435 product overview Linear Technology TSSOP-16
25% MAX5090 MAX5090 product overviewMAX5090 product overview Maxim TQFN-16
50% IFX91041EJ V IFX91041EJ V product overviewIFX91041EJ V product overview Infineon PG-DSO-8
50% TLE8366 TLE8366 product overviewTLE8366 product overview Infineon DSO-8
50% IXD3250-3 IXD3250-3 product overviewIXD3250-3 product overview IXYS SOP-8
50% IXD3250-5 IXD3250-5 product overviewIXD3250-5 product overview IXYS SOP-8
50% IXD3251-3 IXD3251-3 product overviewIXD3251-3 product overview IXYS SOP-8
50% IXD3251-5 IXD3251-5 product overviewIXD3251-5 product overview IXYS SOP-8
50% MAX16936 MAX16936 product overviewMAX16936 product overview Maxim TQFN-32
50% MAX16977 MAX16977 product overviewMAX16977 product overview Maxim TSSOP-EP-16, TQFN-16
50% MAX5082 MAX5082 product overviewMAX5082 product overview Maxim TQFN-16
50% MAX5083 MAX5083 product overviewMAX5083 product overview Maxim TQFN-16
50% CS51411 CS51411 product overviewCS51411 product overview ON Semiconductor SOIC-8, DFN-18
50% CS51413 CS51413 product overviewCS51413 product overview ON Semiconductor SOIC-8, DFN-18
50% NCP1547 NCP1547 product overviewNCP1547 product overview ON Semiconductor SOIC-8, DFN-18
50% NCV51411 NCV51411 product overviewNCV51411 product overview ON Semiconductor SOIC-8, DFN-18
50% NCV8842 NCV8842 product overviewNCV8842 product overview ON Semiconductor DFN-18
50% NCV8843 NCV8843 product overviewNCV8843 product overview ON Semiconductor SOIC-8, DFN-18
50% NCV890201 NCV890201 product overviewNCV890201 product overview ON Semiconductor DFN-10
50% NCV890231 NCV890231 product overviewNCV890231 product overview ON Semiconductor SOIC-8
50% A5972D A5972D product overviewA5972D product overview ST SO-8
50% A5973AD A5973AD product overviewA5973AD product overview ST SO-8
50% A5973D A5973D product overviewA5973D product overview ST SO-8
50% A5974AD A5974AD product overviewA5974AD product overview ST SO-8
50% A5974D A5974D product overviewA5974D product overview ST SO-8
50% A5975AD A5975AD product overviewA5975AD product overview ST SO-8
50% A7985A A7985A product overviewA7985A product overview ST HSOP-8
50% B5973D B5973D product overviewB5973D product overview ST SO-8
50% L5972D L5972D product overviewL5972D product overview ST SO-8
50% L5973AD L5973AD product overviewL5973AD product overview ST HSOP-8
50% L5973D L5973D product overviewL5973D product overview ST HSOP-8
50% XC9250-3 XC9250-3 product overviewXC9250-3 product overview Torex SOP-8
50% XC9250-5 XC9250-5 product overviewXC9250-5 product overview Torex SOP-8
50% XC9251-3 XC9251-3 product overviewXC9251-3 product overview Torex SOP-8
50% XC9251-5 XC9251-5 product overviewXC9251-5 product overview Torex SOP-8
50% XC9270-C XC9270-C product overviewXC9270-C product overview Torex SOP-8
50% XC9270-D XC9270-D product overviewXC9270-D product overview Torex SOP-8
50% XC9271-C XC9271-C product overviewXC9271-C product overview Torex SOP-8
50% XC9271-D XC9271-D product overviewXC9271-D product overview Torex SOP-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT3430-1.

V-IN max. 60 V, I-OUT 2.75 A, V-OUT min. 1.2 V, Frequency typ. 100 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404084100 10.0 3.3 4.6 29.00 8 x 8 x 4.2
74404084120 12.0 2.8 3.8 40.00 8 x 8 x 4.2
744066100 10.0 3.6 4.0 25.00 10 x 10 x 4.1
744314101 10.0 3.5 4.0 33.00 7 x 6.9 x 5
7443251600 16.0 5.0 6.5 34.50 10.5 x 10.2 x 5
7443341000 10.0 4.4 7.0 38.50 8.4 x 7.9 x 7.5
74437349150 15.0 2.8 5.5 81.00 7.3 x 6.6 x 5
744732100 10.0 4.0 4.0 27.00 9 x 9 x 8
7447452100 10.0 4.7 4.5 15.00 9 x 9 x 13.5
7447471100 10.0 5.1 4.2 17.50 10.5 x 10.5 x 11.5
744750230100 10.0 4.6 6.8 18.60 8.8 x 8.8 x 11
744750230150 15.0 3.7 5.7 27.90 8.8 x 8.8 x 11
74477010 10.0 6.2 6.6 19.00 12 x 12 x 8
744770112 12.0 5.9 6.3 21.00 12 x 12 x 8
744770115 15.0 5.0 6.0 24.00 12 x 12 x 8
74477110 10.0 4.1 5.6 21.00 12 x 12 x 6
744771112 12.0 3.9 4.9 23.00 12 x 12 x 6
744771115 15.0 3.8 4.6 25.00 12 x 12 x 6
7447714100 10.0 4.3 5.0 23.00 10 x 10 x 5
7447714150 15.0 3.5 4.1 36.00 10 x 10 x 5
7447715100 10.0 3.8 4.2 25.00 12 x 12 x 4.5
7447715120 12.0 3.5 3.6 30.00 12 x 12 x 4.5
744772100 10.0 4.2 5.0 20.30 7.8 x 7.8 x 10
7447798111 11.0 6.9 5.3 14.00 10.2 x 10.2 x 6.4
7447798131 13.0 5.9 4.5 19.90 10.2 x 10.2 x 6.4
7447798151 15.0 5.5 4.0 21.80 10.2 x 10.2 x 6.4
784770100 10.0 5.0 6.8 26.00 12 x 12 x 8.3
784771100 10.0 5.0 5.3 22.00 12 x 12 x 8.3
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