LT1374 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LT1374 is a 25.00 V non-sync Buck Converter from with 3.60 A output current. The maximum 25.00 V input voltage can be regulated down into a 2.42 V to 22.00 V output voltage.

It requires are a typical inductor size of 10.00 µH, a typical external component count of 9 and achieves a peak efficiency of 90 %. Further LT1374 characteristics are a fixed 500 kHz switching frequency and 2 available package option(s): SO-8 TSSOP-16 .

For the LT1374 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. 5.00 V
V-IN max. 25.00 V
I-OUT? 3.60 A
V-OUT min. 2.42 V
V-OUT max. 22.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 500 kHz
Frequency fixed
Frequency selectable
ext.clock sync. yes
Frequency adj./ ext.clock min. 580 kHz
Frequency adj./ ext.clock max 1000 kHz
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 1400 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 10.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 90 %
Component count min. 9
current limit adjustable no
Nr.of packages 2
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC SO-8
SOP TSSOP-16
DIP
TO
DDPAK

LT1374 Datasheet

Link to the most up-to-date LT1374 datasheet and the product page for EVM, tools and support information.

LT1374

LT1374 Sample stock and distributor price breaks

LT1374 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 9

Chip-One-Stop (25)

ProductStockPriceBuy
LT1374CFE#PBF1749
18.19 USD
56.99 USD
106.83 USD
506.44 USD
1006.07 USD
2005.93 USD
Buy Now
LT1374CR-5#PBF523
18.37 USD
57.15 USD
106.98 USD
506.58 USD
1006.20 USD
2006.06 USD
Buy Now
LT1374CR-5#TRPBF1500
7505.89 USD
Buy Now
LT1374CR#PBF758
18.37 USD
57.15 USD
106.98 USD
506.58 USD
1006.20 USD
2006.06 USD
Buy Now
LT1374CR-SYNC#PBF23
110.80 USD
510.50 USD
108.30 USD
Buy Now
LT1374CR-SYNC#TRPBF750
7506.02 USD
Buy Now
LT1374CR#TR750
75011.70 USD
Buy Now
LT1374CS8-5#PBF202
17.61 USD
56.50 USD
106.35 USD
505.98 USD
1005.64 USD
2005.51 USD
Buy Now
LT1374CS8#PBF334
17.89 USD
56.74 USD
106.58 USD
506.20 USD
1005.84 USD
2005.71 USD
Buy Now
LT1374CS8-SYNC#PBF175
17.61 USD
56.50 USD
106.35 USD
505.98 USD
1005.64 USD
Buy Now
LT1374CT7#PBF35
18.14 USD
56.95 USD
106.79 USD
Buy Now
LT1374HVCFE#PBF107
19.58 USD
58.19 USD
108.00 USD
507.54 USD
1007.10 USD
Buy Now
LT1374HVCR#TRPBF750
7506.11 USD
Buy Now
LT1374HVCS8#PBF100
17.48 USD
106.23 USD
506.00 USD
1005.87 USD
Buy Now
LT1374HVCS8#PBF656
19.31 USD
57.95 USD
107.77 USD
507.32 USD
1006.90 USD
2006.74 USD
Buy Now
LT1374HVIFE#PBF560
110.90 USD
59.21 USD
109.10 USD
258.69 USD
508.48 USD
1008.04 USD
Buy Now
LT1374HVIR#PBF759
111.30 USD
59.57 USD
109.45 USD
259.02 USD
508.81 USD
1008.35 USD
Buy Now
LT1374HVIS8550
55011.60 USD
Buy Now
LT1374HVIS8#PBF380
110.60 USD
59.02 USD
108.91 USD
258.51 USD
508.30 USD
1007.87 USD
Buy Now
LT1374IFE#PBF538
19.36 USD
58.00 USD
107.81 USD
507.36 USD
1006.94 USD
2006.78 USD
Buy Now
LT1374IR#PBF863
110.20 USD
58.71 USD
108.51 USD
508.02 USD
1007.56 USD
2007.39 USD
Buy Now
LT1374IR-SYNC#PBF111
110.20 USD
58.71 USD
108.51 USD
508.02 USD
1007.56 USD
Buy Now
LT1374IS8-5#PBF8
18.75 USD
57.47 USD
Buy Now
LT1374IS8-SYNC#PBF23
18.75 USD
57.47 USD
107.30 USD
Buy Now
LT1374IT7#PBF100
112.00 USD
511.70 USD
109.28 USD
507.36 USD
1006.94 USD
Buy Now

DIGI-KEY (26)

ProductStockPriceBuy
LT1374CR-5#PBF4Buy Now
LT1374CS8#PBF2Buy Now
LT1374CT713Buy Now
LT1374CR#PBF1839
110.30 USD
256.84 USD
1005.15 USD
Buy Now
LT1374CR-5#PBF598
110.30 USD
256.84 USD
1005.15 USD
Buy Now
LT1374HVCS8#PBF362
110.43 USD
256.92 USD
1005.21 USD
Buy Now
LT1374IS8#PBF236
110.80 USD
257.17 USD
1005.40 USD
Buy Now
LT1374HVCR#PBF446
111.31 USD
257.51 USD
1005.65 USD
Buy Now
LT1374HVIS8#PBF331
111.93 USD
257.92 USD
1005.97 USD
Buy Now
LT1374HVIR#PBF408
112.94 USD
258.59 USD
1006.47 USD
Buy Now
LT1374CS8-5#PBF515
19.42 USD
256.26 USD
1004.71 USD
Buy Now
LT1374CS8#PBF300
19.42 USD
256.26 USD
1004.71 USD
Buy Now
LT1374IFE#PBF238
110.45 USD
256.94 USD
1005.30 USD
Buy Now
LT1374IR-5#PBF733
111.81 USD
257.84 USD
1005.90 USD
Buy Now
LT1374IR#PBF417
111.81 USD
257.84 USD
1005.90 USD
Buy Now
LT1374IS8-5#PBF207
110.80 USD
257.17 USD
1005.40 USD
Buy Now
LT1374CFE#PBF206
19.15 USD
256.07 USD
1004.64 USD
Buy Now
LT1374CR-SYNC#PBF226
110.30 USD
256.84 USD
1005.15 USD
Buy Now
DC474A2
1100.50 USD
Buy Now
LT1374CT7#PBF85
110.05 USD
256.67 USD
1005.03 USD
Buy Now
LT1374CT7-5#PBF27
110.05 USD
256.67 USD
1005.03 USD
Buy Now
LT1374IS8-SYNC#PBF100
110.80 USD
257.17 USD
1005.40 USD
Buy Now
LT1374HVIFE#PBF33
111.46 USD
257.61 USD
1005.81 USD
Buy Now
DC187A-A4
175.38 USD
Buy Now
DC188A-A4
175.38 USD
Buy Now
DC188A-B2
175.38 USD
Buy Now
LT1374HVCFE#PBF0
110.05 USD
256.67 USD
1005.10 USD
Buy Now
LT1374CS8-5SYNC#PBF0
2004.71 USD
Buy Now

Element14 (8)

ProductStockPriceBuy
LT1374CR-5#PBF11
116.34 USD
2510.85 USD
1008.38 USD
Buy Now
LT1374CR#PBF518
116.34 USD
2510.85 USD
1008.38 USD
Buy Now
LT1374CS8-5#PBF42
114.95 USD
259.93 USD
1007.66 USD
Buy Now
LT1374HVCR#PBF113
117.95 USD
2511.91 USD
1009.18 USD
Buy Now
LT1374HVCS8#PBF105
116.55 USD
2510.99 USD
1008.47 USD
Buy Now
LT1374HVIR#PBF10
120.53 USD
2513.63 USD
10010.51 USD
Buy Now
LT1374IR-5#PBF46
118.74 USD
2512.44 USD
1009.59 USD
Buy Now
LT1374IS8#PBF200
117.13 USD
2511.38 USD
1008.78 USD
Buy Now

FARNELL-ELEMENT14 (8)

ProductStockPriceBuy
LT1374CR-5#PBF11Buy Now
LT1374CR#PBF595Buy Now
LT1374CS8-5#PBF52Buy Now
LT1374HVCR#PBF155Buy Now
LT1374HVCS8#PBF115Buy Now
LT1374HVIR#PBF12Buy Now
LT1374IR-5#PBF46Buy Now
LT1374IS8#PBF202Buy Now

NEWARK (6)

ProductStockPriceBuy
LT1374CFE#PBF44
19.05 USD
255.99 USD
1004.64 USD
Buy Now
LT1374CR-5#PBF0
110.15 USD
256.70 USD
1005.05 USD
Buy Now
LT1374CR#PBF19
110.15 USD
256.70 USD
1005.05 USD
Buy Now
LT1374CS8-5#PBF0
19.64 USD
256.35 USD
1004.70 USD
Buy Now
LT1374CS8#PBF1
14.70 USD
254.70 USD
1004.70 USD
Buy Now
LT1374CT7#PBF0
110.05 USD
256.62 USD
1004.90 USD
Buy Now
LT1374HVCFE#PBF0
110.00 USD
256.69 USD
1005.10 USD
Buy Now
LT1374HVCR#PBF15
111.17 USD
257.37 USD
1005.56 USD
Buy Now
LT1374HVCS8#PBF0
110.66 USD
257.02 USD
1005.20 USD
Buy Now
LT1374HVIFE#PBF67
111.33 USD
257.50 USD
1005.81 USD
Buy Now
LT1374HVIR#PBF0
112.79 USD
258.45 USD
1006.37 USD
Buy Now
LT1374HVIR#TRPBF0
19.80 USD
7507.00 USD
Buy Now
LT1374IFE#PBF0
110.39 USD
256.95 USD
1005.30 USD
Buy Now
LT1374IFE#TRPBF0
18.92 USD
25006.40 USD
Buy Now
LT1374IR-5#PBF0
111.68 USD
257.71 USD
1005.81 USD
Buy Now
LT1374IR#PBF8
111.68 USD
257.71 USD
1005.81 USD
Buy Now
LT1374IS8#PBF0
110.80 USD
257.19 USD
1005.40 USD
Buy Now

RF-Microwave (1)

ProductStockPriceBuy
LT1374CR190Buy Now

RS-COMPONENTS (9)

ProductStockPriceBuy
LT1374CFE#PBF77Buy Now
LT1374CR#PBF8Buy Now
LT1374CR#PBF28Buy Now
LT1374CS8#PBF68Buy Now
LT1374HVCR#PBF6Buy Now
LT1374HVIR#PBF138Buy Now
LT1374HVIRPBF50Buy Now
LT1374IR#PBF4Buy Now
LT1374IS8#PBF92Buy Now

Schukat (1)

ProductStockPriceBuy
LT1374HVCRPBF13Buy Now

TME (1)

ProductStockPriceBuy
LT1374HVCR#PBF35Buy Now

Available Distributors without stock: 1

Buerklin (0)

ProductStockPriceBuy
LT1374CT70Buy Now

Available Distributors with stock: 0

no online Distributor with LT1374 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LT1374. Optional, compare LT1374 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT1374HV LT1374HV product overviewLT1374HV product overview Linear Technology TSSOP-16, SO-8
0% MP2482 MP2482 product overviewMP2482 product overview MPS SOIC-8E
0% MP28490 MP28490 product overviewMP28490 product overview MPS SOIC-8E
0% LM2677 LM2677 product overviewLM2677 product overview Texas Instruments DDPAK-7, TO-220-7, VSON-14
25% LT3430 LT3430 product overviewLT3430 product overview Linear Technology TSSOP-16
25% LT3430-1 LT3430-1 product overviewLT3430-1 product overview Linear Technology TSSOP-16
25% LT3431 LT3431 product overviewLT3431 product overview Linear Technology TSSOP-16
25% MAX16907 MAX16907 product overviewMAX16907 product overview Maxim TSSOP-EP-16, TQFN-16
25% MP2377 MP2377 product overviewMP2377 product overview MPS SOIC-8
25% MP2380 MP2380 product overviewMP2380 product overview MPS SOIC-8
25% NJW4154 NJW4154 product overviewNJW4154 product overview New Japan Radio TO252-5, HSOP-8
25% BD9876 BD9876 product overviewBD9876 product overview Rohm HTSOP-8
25% SC4519H SC4519H product overviewSC4519H product overview Semtech SO-8
25% A5975D A5975D product overviewA5975D product overview ST SO-8
25% A7986A A7986A product overviewA7986A product overview ST HSOP-8
25% LM2670 LM2670 product overviewLM2670 product overview Texas Instruments DDPAK-7, TO-220-7, VSON-14
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% LT1765 LT1765 product overviewLT1765 product overview Linear Technology TSSOP-16, SO-8
50% LT1959 LT1959 product overviewLT1959 product overview Linear Technology DD-7, SO-8
50% LT3434 LT3434 product overviewLT3434 product overview Linear Technology TSSOP-16
50% LT3435 LT3435 product overviewLT3435 product overview Linear Technology TSSOP-16
50% MAX16936 MAX16936 product overviewMAX16936 product overview Maxim TQFN-32
50% MAX16974 MAX16974 product overviewMAX16974 product overview Maxim TSSOP-EP-16, TQFN-16
50% MAX16977 MAX16977 product overviewMAX16977 product overview Maxim TSSOP-EP-16, TQFN-16
50% MAX5088 MAX5088 product overviewMAX5088 product overview Maxim TQFN-16
50% MAX5089 MAX5089 product overviewMAX5089 product overview Maxim TQFN-16
50% MAX5090 MAX5090 product overviewMAX5090 product overview Maxim TQFN-16
50% MP1580 MP1580 product overviewMP1580 product overview MPS PDIP-8, SOIC-8
50% MP2354 MP2354 product overviewMP2354 product overview MPS SOIC-8
50% MP2362 MP2362 product overviewMP2362 product overview MPS
50% NCV890201 NCV890201 product overviewNCV890201 product overview ON Semiconductor DFN-10
50% NCV890231 NCV890231 product overviewNCV890231 product overview ON Semiconductor SOIC-8
50% SC4518H SC4518H product overviewSC4518H product overview Semtech SO-8
50% SC4519 SC4519 product overviewSC4519 product overview Semtech SOIC-8L
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% L5973D L5973D product overviewL5973D product overview ST HSOP-8
50% LM27342 LM27342 product overviewLM27342 product overview Texas Instruments SON-10, MSOP-10
50% LM27342-Q1 LM27342-Q1 product overviewLM27342-Q1 product overview Texas Instruments SON-10, MSOP-10
50% LMR12020 LMR12020 product overviewLMR12020 product overview Texas Instruments SON-10
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 LT1374.

V-IN max. 25 V, I-OUT 3.6 A, V-OUT min. 2.42 V, Frequency typ. 500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404064033 3.3 3.7 6.5 21.00 6 x 6 x 4.5
74404084033 3.3 4.4 7.1 17.00 8 x 8 x 4.2
7440650033 3.3 5.3 4.7 15.00 10 x 10 x 3.1
7440660035 3.5 5.8 6.4 11.50 10 x 10 x 4.1
744071039 3.9 4.9 4.5 13.00 8 x 8 x 4.6
744314330 3.3 9.0 8.0 9.00 7 x 6.9 x 5
744316330 3.3 5.8 5.8 18.50 5.5 x 5.3 x 4.3
7443340330 3.3 14.0 8.5 7.50 8.4 x 7.9 x 7.5
7443552430 4.3 8.0 8.0 14.10 10.5 x 10.2 x 4.2
74437336033 3.3 3.6 8.2 32.00 5.7 x 5.2 x 3
74438356033 3.3 3.6 5.5 39.90 4.1 x 4.1 x 2.1
7447471033 3.3 7.5 8.0 9.00 10.5 x 10.5 x 11.5
744771003 3.5 9.3 9.0 5.00 12 x 12 x 6
7447713033 3.3 4.6 7.2 20.40 10 x 10 x 3
7447714033 3.3 7.5 9.0 8.90 10 x 10 x 5
7447715002 2.5 6.8 8.5 8.50 12 x 12 x 4.5
7447715003 3.3 5.9 7.1 11.50 12 x 12 x 4.5
744772033 3.3 5.0 6.3 9.50 7.8 x 7.8 x 10
7447797360 3.6 8.2 8.5 10.80 10.2 x 10.2 x 4.5
7447798360 3.6 12.0 8.6 5.25 10.2 x 10.2 x 6.4
744787027 2.7 4.4 4.5 13.50 7.8 x 7 x 5
784771033 3.3 6.5 9.0 12.00 12 x 12 x 8.3
784774027 2.7 4.0 8.0 32.00 5.2 x 5.8 x 4.85
784774033 3.3 3.7 7.5 42.00 5.2 x 5.8 x 4.85
784775033 3.3 4.9 4.9 12.00 7 x 7.8 x 5.5
784776033 3.3 6.0 7.0 9.00 9 x 10 x 5.9
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