LT1076 Buck Converter overview

Description

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LT1076 is a 45.00 V non-sync Buck Converter from with 1.60 A output current. The maximum 45.00 V input voltage can be regulated down into a 2.21 V to 35.00 V output voltage.

It requires are a typical inductor size of 100.00 µH, a typical external component count of 8 and achieves a peak efficiency of 88 %. Further LT1076 characteristics are a fixed 100 kHz switching frequency and 2 available package option(s): TO-220 DD .

For the LT1076 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. 7.30 V
V-IN max. 45.00 V
I-OUT? 1.60 A
V-OUT min. 2.21 V
V-OUT max. 35.00 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. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK no
Quiescent current max. 11000 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 100.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 88 %
Component count min. 8
current limit adjustable yes
Nr.of packages 2
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO TO-220
DDPAK DD

LT1076 Datasheet

Link to the most up-to-date LT1076 datasheet and the product page for EVM, tools and support information.

LT1076

LT1076 Sample stock and distributor price breaks

LT1076 prices and online available distributors.

OEMSecrets.com
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Available Distributors with stock: 0

no online Distributor with LT1076 stock available

Available Distributors with stock: 0

no online Distributor with LT1076 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LT1076. Optional, compare LT1076 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT1076HV LT1076HV product overviewLT1076HV product overview Linear Technology DD, TO-220

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1076.

V-IN max. 45 V, I-OUT 1.6 A, V-OUT min. 2.21 V, Frequency typ. 100 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404084330 33.0 1.8 2.2 97.00 8 x 8 x 4.2
74437349330 33.0 1.9 3.5 173.00 7.3 x 6.6 x 5
7447471330 33.0 3.6 2.8 50.00 10.5 x 10.5 x 11.5
7447471470 47.0 3.0 2.5 74.00 10.5 x 10.5 x 11.5
744770127 27.0 3.7 3.8 35.00 12 x 12 x 8
744770133 33.0 3.2 3.6 47.00 12 x 12 x 8
744770139 39.0 3.0 3.5 53.00 12 x 12 x 8
744770147 47.0 2.7 3.0 76.00 12 x 12 x 8
744771127 27.0 3.0 3.6 40.00 12 x 12 x 6
744771133 33.0 2.7 3.0 49.00 12 x 12 x 6
744771139 39.0 2.5 2.7 57.00 12 x 12 x 6
744771147 47.0 2.2 2.6 72.00 12 x 12 x 6
7447714330 33.0 2.5 2.9 66.00 10 x 10 x 5
7447714470 47.0 2.2 2.5 82.50 10 x 10 x 5
7447715330 33.0 2.3 2.5 75.00 12 x 12 x 4.5
7447715470 47.0 2.0 2.1 105.00 12 x 12 x 4.5
744772330 33.0 2.0 2.5 52.53 7.8 x 7.8 x 10
744772390 39.0 2.5 2.5 70.00 7.8 x 7.8 x 10
744772470 47.0 2.3 2.5 88.80 7.8 x 7.8 x 10
744776127 27.0 2.0 2.0 62.70 9 x 10 x 5.9
7447798271 27.0 4.3 3.1 37.60 10.2 x 10.2 x 6.4
784770470 47.0 3.1 3.4 59.00 12 x 12 x 8.3
7847709470 47.0 3.2 3.5 56.00 12 x 12 x 10.3
784771470 47.0 2.3 2.5 64.00 12 x 12 x 8.3
784776127 27.0 2.0 2.0 63.00 9 x 10 x 5.9
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