LT1767 Buck Converter overview

Description

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LT1767 is a 25.00 V non-sync Buck Converter from with 1.20 A output current. The maximum 25.00 V input voltage can be regulated down into a 1.20 V to 23.00 V output voltage.

It requires are a typical inductor size of 5.00 µH, a typical external component count of 10 and achieves a peak efficiency of 90 %. Further LT1767 characteristics are a fixed 1250 kHz switching frequency and 1 available package option(s): MSOP-8 .

For the LT1767 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. 3.00 V
V-IN max. 25.00 V
I-OUT? 1.20 A
V-OUT min. 1.20 V
V-OUT max. 23.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 1250 kHz
Frequency fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 1400 kHz
Frequency adj./ ext.clock max 2000 kHz
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 1300 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 5.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 90 %
Component count min. 10
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT
MSOP MSOP-8
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

LT1767 Datasheet

Link to the most up-to-date LT1767 datasheet and the product page for EVM, tools and support information.

LT1767

LT1767 Sample stock and distributor price breaks

LT1767 prices and online available distributors.

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no online Distributor with LT1767 stock available

Available Distributors with stock: 0

no online Distributor with LT1767 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LT1767. Optional, compare LT1767 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% IFX91041EJ V IFX91041EJ V product overviewIFX91041EJ V product overview Infineon PG-DSO-8
0% TLE8366 TLE8366 product overviewTLE8366 product overview Infineon DSO-8
0% IXD3250-3 IXD3250-3 product overviewIXD3250-3 product overview IXYS SOP-8
0% IXD3250-5 IXD3250-5 product overviewIXD3250-5 product overview IXYS SOP-8
0% IXD3251-3 IXD3251-3 product overviewIXD3251-3 product overview IXYS SOP-8
0% IXD3251-5 IXD3251-5 product overviewIXD3251-5 product overview IXYS SOP-8
0% LT1765 LT1765 product overviewLT1765 product overview Linear Technology TSSOP-16, SO-8
0% LT1766 LT1766 product overviewLT1766 product overview Linear Technology TSSOP-16
0% LT1956 LT1956 product overviewLT1956 product overview Linear Technology TSSOP-16
0% MAX16974 MAX16974 product overviewMAX16974 product overview Maxim TSSOP-EP-16, TQFN-16
0% MAX16975 MAX16975 product overviewMAX16975 product overview Maxim QSOP-EP-16
0% MAX16977 MAX16977 product overviewMAX16977 product overview Maxim TSSOP-EP-16, TQFN-16
0% NCV890101 NCV890101 product overviewNCV890101 product overview ON Semiconductor DFN-10
0% NCV890131 NCV890131 product overviewNCV890131 product overview ON Semiconductor DFN-10
0% NCV890201 NCV890201 product overviewNCV890201 product overview ON Semiconductor DFN-10
0% NCV890231 NCV890231 product overviewNCV890231 product overview ON Semiconductor SOIC-8
0% A7985A A7985A product overviewA7985A product overview ST HSOP-8
0% XC9250-3 XC9250-3 product overviewXC9250-3 product overview Torex SOP-8
0% XC9250-5 XC9250-5 product overviewXC9250-5 product overview Torex SOP-8
0% XC9251-3 XC9251-3 product overviewXC9251-3 product overview Torex SOP-8
0% XC9251-5 XC9251-5 product overviewXC9251-5 product overview Torex SOP-8
0% XC9270-C XC9270-C product overviewXC9270-C product overview Torex SOP-8
0% XC9270-D XC9270-D product overviewXC9270-D product overview Torex SOP-8
0% XC9271-C XC9271-C product overviewXC9271-C product overview Torex SOP-8
0% XC9271-D XC9271-D product overviewXC9271-D product overview Torex SOP-8
10% LT1976 LT1976 product overviewLT1976 product overview Linear Technology TSSOP-16
10% LT1977 LT1977 product overviewLT1977 product overview Linear Technology TSSOP-16
10% MAX15014 MAX15014 product overviewMAX15014 product overview Maxim TQFN-36
10% MAX15015 MAX15015 product overviewMAX15015 product overview Maxim TQFN-36
10% MAX15016 MAX15016 product overviewMAX15016 product overview Maxim TQFN-36
10% MAX15017 MAX15017 product overviewMAX15017 product overview Maxim TQFN-36
10% MAX5080 MAX5080 product overviewMAX5080 product overview Maxim TQFN-32
10% MAX5081 MAX5081 product overviewMAX5081 product overview Maxim TQFN-16
10% MAX5082 MAX5082 product overviewMAX5082 product overview Maxim TQFN-16
10% MAX5083 MAX5083 product overviewMAX5083 product overview Maxim TQFN-16
10% MAX5088 MAX5088 product overviewMAX5088 product overview Maxim TQFN-16
10% MAX5089 MAX5089 product overviewMAX5089 product overview Maxim TQFN-16
10% MAX5090 MAX5090 product overviewMAX5090 product overview Maxim TQFN-16
10% MP1580 MP1580 product overviewMP1580 product overview MPS PDIP-8, SOIC-8
10% MP2354 MP2354 product overviewMP2354 product overview MPS SOIC-8
10% MP2362 MP2362 product overviewMP2362 product overview MPS
10% CS51411 CS51411 product overviewCS51411 product overview ON Semiconductor SOIC-8, DFN-18
10% CS51413 CS51413 product overviewCS51413 product overview ON Semiconductor SOIC-8, DFN-18
10% NCV51411 NCV51411 product overviewNCV51411 product overview ON Semiconductor SOIC-8, DFN-18
10% NCV8842 NCV8842 product overviewNCV8842 product overview ON Semiconductor DFN-18
10% NCV8843 NCV8843 product overviewNCV8843 product overview ON Semiconductor SOIC-8, DFN-18
10% A5970AD A5970AD product overviewA5970AD product overview ST SO-8
10% A5970D A5970D product overviewA5970D product overview ST SO-8
10% A5972D A5972D product overviewA5972D product overview ST SO-8
10% A5973AD A5973AD product overviewA5973AD product overview ST SO-8
10% A5973D A5973D product overviewA5973D product overview ST SO-8
10% A5974AD A5974AD product overviewA5974AD product overview ST SO-8
10% B5973D B5973D product overviewB5973D product overview ST SO-8
10% L5970AD L5970AD product overviewL5970AD product overview ST SO-8
10% L5970D L5970D product overviewL5970D product overview ST SO-8
10% L5972D L5972D product overviewL5972D product overview ST SO-8
10% L5973AD L5973AD product overviewL5973AD product overview ST HSOP-8
10% L5973D L5973D product overviewL5973D product overview ST HSOP-8
10% LM2672 LM2672 product overviewLM2672 product overview Texas Instruments PDIP-8, SOIC-8, WSON-16
25% NCP1547 NCP1547 product overviewNCP1547 product overview ON Semiconductor SOIC-8, DFN-18
25% LM27341 LM27341 product overviewLM27341 product overview Texas Instruments SON-10, MSOP-10
25% LM27341-Q1 LM27341-Q1 product overviewLM27341-Q1 product overview Texas Instruments SON-10, MSOP-10
25% LMR12015 LMR12015 product overviewLMR12015 product overview Texas Instruments SON-10
50% MAX1684 MAX1684 product overviewMAX1684 product overview Maxim QSOP-16
50% MAX1685 MAX1685 product overviewMAX1685 product overview Maxim QSOP-16
50% MAX16976 MAX16976 product overviewMAX16976 product overview Maxim QSOP-16
50% MAX5096 MAX5096 product overviewMAX5096 product overview Maxim TSSOP-EP-20, TQFN-16
50% MAX5097 MAX5097 product overviewMAX5097 product overview Maxim TSSOP-EP-20, TQFN-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1767.

V-IN max. 25 V, I-OUT 1.2 A, V-OUT min. 1.2 V, Frequency typ. 1250 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025002 2.2 1.8 2.4 57.00 2.8 x 2.8 x 3
74404024022 2.2 1.8 2.0 80.00 2.5 x 2 x 1.2
74404032022 2.2 1.8 1.7 50.00 3 x 3 x 1.5
74404042022 2.2 2.2 3.4 42.00 4 x 4 x 1.8
7440420018 1.8 2.4 2.4 40.00 4.8 x 4.8 x 2
7440420027 2.7 2.0 2.2 47.00 4.8 x 4.8 x 2
7440430018 1.8 2.7 2.5 20.00 4.8 x 4.8 x 3
7440430022 2.2 2.5 2.4 27.00 4.8 x 4.8 x 3
7440430027 2.7 2.4 2.0 25.00 4.8 x 4.8 x 3
744045002 2.2 1.6 2.8 88.00 4.5 x 3.2 x 2.9
7440450027 2.7 1.5 2.7 96.00 4.5 x 3.2 x 2.9
7440520018 1.8 2.6 3.0 30.00 5.8 x 5.8 x 2
744052002 2.5 2.4 2.7 20.00 5.8 x 5.8 x 2
744052003 3.0 2.2 2.4 40.00 5.8 x 5.8 x 2
744053002 2.6 3.0 2.7 20.00 5.8 x 5.8 x 3
744053003 3.0 2.8 2.5 20.00 5.8 x 5.8 x 3
744062002 2.2 3.4 2.7 10.00 6.8 x 6.8 x 2.5
7440680017 1.7 2.5 2.4 41.00 8 x 8 x 1.2
7440680027 2.7 2.2 1.9 52.00 8 x 8 x 1.2
7440690022 2.2 2.8 2.9 35.00 8 x 8 x 1.5
7440700022 2.2 4.6 3.2 17.00 8 x 8 x 2
74408941029 2.9 1.6 3.0 101.00 4.8 x 4.8 x 2.1
74438322022 2.2 1.3 2.2 252.00 2.5 x 2 x 0.8
74438323022 2.2 1.3 2.5 147.00 2.5 x 2 x 1
74438324022 2.2 1.6 2.9 123.00 2.5 x 2 x 1.2
744773022 2.2 2.5 3.4 34.00 4 x 4.5 x 3.5
744773027 2.7 2.3 3.0 39.00 4 x 4.5 x 3.5
7447785002 2.2 2.9 3.3 43.00 5.9 x 6.2 x 3.3
74479275222 2.2 1.3 1.7 166.00 2 x 1.25 x 1
74479276222 2.2 1.4 1.8 135.00 2 x 1.6 x 1
74479276222C 2.2 1.6 2.5 112.00 2 x 1.25 x 1
74479287222 2.2 1.5 2.5 132.00 2.5 x 2 x 1
74479288222 2.2 1.7 2.8 90.00 2.5 x 2 x 1.2
74479889222 2.2 1.3 1.7 250.00 2.5 x 2 x 1.2
78438322022 2.2 1.3 2.2 252.00 2.5 x 2 x 0.8
78438323022 2.2 1.3 2.5 147.00 2.5 x 2 x 1
784773022 2.2 2.5 3.4 34.00 4 x 4.5 x 3.5
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