LT1074HV Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LT1074HV is a 64.00 V non-sync Buck Converter from with 4.40 A output current. The maximum 64.00 V input voltage can be regulated down into a 2.21 V to 45.00 V output voltage.

It requires are a typical inductor size of 50.00 µH, a typical external component count of 8 and achieves a peak efficiency of 88 %. Further LT1074HV characteristics are a fixed 100 kHz switching frequency and 2 available package option(s): TO-220 DD .

For the LT1074HV 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. 64.00 V
I-OUT? 4.40 A
V-OUT min. 2.21 V
V-OUT max. 45.00 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. 12000 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 50.00 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

LT1074HV Datasheet

Link to the most up-to-date LT1074HV datasheet and the product page for EVM, tools and support information.

LT1074HV

LT1074HV Sample stock and distributor price breaks

LT1074HV prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 10

Buerklin (1)

ProductStockPriceBuy
LT1074HVCT8Buy Now

Chip-One-Stop (8)

ProductStockPriceBuy
LT1074HVCT#06PBF190
112.70 USD
512.50 USD
1011.90 USD
2511.70 USD
5011.10 USD
10010.80 USD
Buy Now
LT1074HVCT7#PBF107
113.80 USD
513.40 USD
1012.80 USD
2512.70 USD
5011.90 USD
10011.70 USD
Buy Now
LT1074HVCT#PBF206
113.70 USD
513.70 USD
509.12 USD
1008.06 USD
2007.84 USD
Buy Now
LT1074HVCT#PBF746
113.00 USD
512.70 USD
1012.10 USD
2511.90 USD
5011.20 USD
10011.00 USD
Buy Now
LT1074HVIT#06PBF316
116.20 USD
515.80 USD
1015.10 USD
2514.90 USD
5014.10 USD
10013.70 USD
Buy Now
LT1074HVIT7#06PBF100
5015.20 USD
10014.80 USD
Buy Now
LT1074HVIT7#PBF314
118.60 USD
518.20 USD
1017.40 USD
2516.90 USD
5016.10 USD
10015.70 USD
Buy Now
LT1074HVIT#PBF1399
117.20 USD
516.80 USD
1016.10 USD
2515.90 USD
5015.00 USD
10014.60 USD
Buy Now

DIGI-KEY (11)

ProductStockPriceBuy
LT1074HVCT21Buy Now
LT1074HVCT7#PBF16Buy Now
LT1074HVIT#PBF2Buy Now
LT1074HVCT#PBF579
115.28 USD
2510.14 USD
1007.90 USD
Buy Now
LT1074HVCT#06PBF314
115.28 USD
2510.14 USD
1007.90 USD
Buy Now
LT1074HVIT#PBF1112
116.48 USD
2513.19 USD
10010.65 USD
Buy Now
LT1074HVCT7#PBF632
116.88 USD
2511.21 USD
1008.75 USD
Buy Now
LT1074HVIT7#PBF207
117.37 USD
2513.89 USD
10011.20 USD
Buy Now
LT1074HVCT7#06PBF327
116.88 USD
2511.21 USD
1008.75 USD
Buy Now
LT1074HVIT#06PBF49
116.48 USD
2513.19 USD
10010.65 USD
Buy Now
LT1074HVIT7#06PBF27
117.37 USD
2513.89 USD
10011.20 USD
Buy Now
LT1074HVIT#30PBF0
100011.10 USD
Buy Now
LT1074HVIT7#35PBF0
100011.65 USD
Buy Now

Element14 (5)

ProductStockPriceBuy
LT1074HVCT#06PBF4
124.24 USD
2516.09 USD
10012.58 USD
Buy Now
LT1074HVCT7#PBF14
126.78 USD
2517.79 USD
10013.90 USD
Buy Now
LT1074HVCT#PBF107
124.24 USD
2516.09 USD
10012.58 USD
Buy Now
LT1074HVIT#06PBF0
126.15 USD
2520.93 USD
10016.95 USD
Buy Now
LT1074HVIT7#PBF102
127.56 USD
2522.04 USD
10017.87 USD
Buy Now
LT1074HVIT#PBF101
126.15 USD
2520.93 USD
10016.95 USD
Buy Now

FARNELL-ELEMENT14 (5)

ProductStockPriceBuy
LT1074HVCT#06PBF4Buy Now
LT1074HVCT7#PBF22Buy Now
LT1074HVCT#PBF112Buy Now
LT1074HVIT7#PBF102Buy Now
LT1074HVIT#PBF125Buy Now

NEWARK (1)

ProductStockPriceBuy
LT1074HVCT#06PBF0
115.17 USD
2510.04 USD
1007.90 USD
Buy Now
LT1074HVCT7#06PBF0
116.80 USD
2511.12 USD
1008.75 USD
Buy Now
LT1074HVCT7#PBF0
116.80 USD
2511.12 USD
1008.75 USD
Buy Now
LT1074HVCT#PBF59
115.17 USD
2510.04 USD
1007.90 USD
Buy Now
LT1074HVIT#06PBF0
116.51 USD
2513.21 USD
10010.65 USD
Buy Now
LT1074HVIT7#PBF0
116.92 USD
2513.56 USD
10011.20 USD
Buy Now
LT1074HVIT#PBF0
116.09 USD
2512.89 USD
10010.65 USD
Buy Now

RS-COMPONENTS (9)

ProductStockPriceBuy
LT1074HVCT7#PBF18Buy Now
LT1074HVCT7#PBF24Buy Now
LT1074HVCT#PBF62Buy Now
LT1074HVCT#PBF8Buy Now
LT1074HVCTPBF50Buy Now
LT1074HVIT7#PBF20Buy Now
LT1074HVIT7#PBF20Buy Now
LT1074HVIT#PBF47Buy Now
LT1074HVIT#PBF57Buy Now

Reichelt Elektronik (1)

ProductStockPriceBuy
LT1074HVCT#PBF1Buy Now

Schukat (1)

ProductStockPriceBuy
LT1074HVCTPBF214Buy Now

TME (2)

ProductStockPriceBuy
LT1074HVCT7#PBF150Buy Now
LT1074HVCT#PBF42Buy Now

Available Distributors with stock: 0

no online Distributor with LT1074HV stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LT1074HV. Optional, compare LT1074HV side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
25% LT1074 LT1074 product overviewLT1074 product overview Linear Technology DD, TO-220
50% LM22673 LM22673 product overviewLM22673 product overview Texas Instruments TO263-7, SO-8
50% LM2673 LM2673 product overviewLM2673 product overview Texas Instruments DDPAK-7, TO-220-7, VSON-14

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1074HV.

V-IN max. 64 V, I-OUT 4.4 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)
7443251000 10.0 7.5 8.5 16.30 10.5 x 10.2 x 5
7443251600 16.0 5.0 6.5 34.50 10.5 x 10.2 x 5
7443321000 10.0 9.0 10.0 15.35 12.1 x 11.4 x 10
7443331000 10.0 9.0 8.0 22.75 10.9 x 10 x 9.7
7443341000 10.0 4.4 7.0 38.50 8.4 x 7.9 x 7.5
7443550101 10.0 8.5 10.0 14.10 13 x 12.8 x 5
7443551111 11.3 11.0 9.5 9.10 13.2 x 12.8 x 6.5
7443551131 13.0 10.0 9.0 11.00 13.2 x 12.8 x 6.5
7443551151 15.4 9.0 8.0 14.00 13.2 x 12.8 x 6.5
744750230100 10.0 4.6 6.8 18.60 8.8 x 8.8 x 11
744750340150 15.0 5.6 8.5 17.20 10.8 x 10.8 x 13
744750420100 10.0 6.2 9.6 12.90 12.8 x 12.8 x 9
744750420150 15.0 5.1 7.9 21.30 12.8 x 12.8 x 9
744750460150 15.0 9.0 9.5 9.30 12.8 x 12.8 x 15.8
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
7447709100 10.0 7.1 10.5 12.90 12 x 12 x 10
7447709150 15.0 7.0 8.0 20.70 12 x 12 x 10
7447798111 11.0 6.9 5.3 14.00 10.2 x 10.2 x 6.4
784770100 10.0 5.0 6.8 26.00 12 x 12 x 8.3
7847709100 10.0 5.0 7.5 25.00 12 x 12 x 10.3
0Results
Module
Fresh Search
Replacement Search with
0% tolerance (0)
10% tolerance (0)
25% tolerance (0)
50% tolerance (0)
add to Compare
Last Tweets
Meet us at this weeks PCIM tradeshow in Nuremberg, Tue+Wed, Details under info@dcdcselector.com
With the help of #OEMsecrets we show for all Selectors and products worldwide distributor inventory and prices. https://t.co/udaDPmshky
Update for the DC/DC Buck-Boost Converter Selector with additional products, fresh equivalent suggestions and more: https://t.co/C8PXhcizYQ
Feedback
ajax-loader.gif
Loading. Please wait.