LTC1174-3.3 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LTC1174-3.3 is a 13.50 V non-sync Buck Converter from with 0.50 A output current. The maximum 13.50 V input voltage can be regulated down into a 3.30 V to 3.30 V output voltage.

It requires are a typical inductor size of 100.00 µH, a typical external component count of 5 and achieves a peak efficiency of 94 %. Further LTC1174-3.3 characteristics are a fixed 200 kHz switching frequency and 2 available package option(s): SO-8 PDIP-8 .

For the LTC1174-3.3 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. 4.00 V
V-IN max. 13.50 V
I-OUT? 0.50 A
V-OUT min. 3.30 V
V-OUT max. 3.30 V
V-OUT 3.300 V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 200 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. 600 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 100.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 94 %
Component count min. 5
current limit adjustable yes
Nr.of packages 2
CSP
SC70
SOT
MSOP
QFN/DFN
SO/SOIC SO-8
SOP
DIP PDIP-8
TO
DDPAK

LTC1174-3.3 Datasheet

Link to the most up-to-date LTC1174-3.3 datasheet and the product page for EVM, tools and support information.

LTC1174-3.3

LTC1174-3.3 Sample stock and distributor price breaks

LTC1174-3.3 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 8

ARROW-NAC (7)

ProductStockPriceBuy
LTC1174HVCS8-571Buy Now
LTC1174IS81100
18.30 USD
4016.64 USD
7015.11 USD
Buy Now
LTC1174HVCS8-3.3#PBF256
15.25 USD
1004.25 USD
Buy Now
LTC1174HVCN8#PBF45
15.00 USD
1004.10 USD
Buy Now
LTC1174HVCS8-5#PBF5
15.25 USD
1004.25 USD
Buy Now
LTC1174CN8#PBF81
14.35 USD
1003.60 USD
Buy Now
LTC1174CS8-3.3#PBF150
14.60 USD
1003.80 USD
Buy Now

Chip-One-Stop (13)

ProductStockPriceBuy
LTC1174CN8#PBF81
16.88 USD
105.79 USD
255.72 USD
505.46 USD
Buy Now
LTC1174CS8-3.3#PBF125
17.02 USD
105.91 USD
255.84 USD
505.57 USD
1005.44 USD
Buy Now
LTC1174CS8-5#PBF209
17.02 USD
105.91 USD
255.84 USD
505.57 USD
1005.44 USD
2005.19 USD
Buy Now
LTC1174CS8#PBF320
17.45 USD
56.36 USD
106.21 USD
505.86 USD
1005.52 USD
2005.39 USD
Buy Now
LTC1174HVCN8-3.3#PBF31
17.61 USD
56.50 USD
106.35 USD
Buy Now
LTC1174HVCN8#PBF45
17.61 USD
56.50 USD
106.35 USD
Buy Now
LTC1174HVCS8-3.3#PBF334
18.28 USD
57.07 USD
106.91 USD
506.51 USD
1006.14 USD
2006.00 USD
Buy Now
LTC1174HVCS8-5#PBF727
17.99 USD
56.82 USD
106.67 USD
506.28 USD
1005.92 USD
2005.79 USD
Buy Now
LTC1174HVCS8#PBF389
18.64 USD
57.38 USD
107.21 USD
506.80 USD
1006.41 USD
2006.26 USD
Buy Now
LTC1174HVIS8#PBF159
18.83 USD
57.54 USD
107.36 USD
506.94 USD
1006.54 USD
Buy Now
LTC1174IN8#PBF100
17.61 USD
56.50 USD
106.35 USD
505.98 USD
1005.64 USD
Buy Now
LTC1174IS8800
8008.26 USD
Buy Now
LTC1174IS8#PBF310
17.99 USD
56.82 USD
106.67 USD
506.28 USD
1005.92 USD
2005.79 USD
Buy Now

DIGI-KEY (8)

ProductStockPriceBuy
LTC1174CS8#PBF1330
17.44 USD
254.94 USD
1003.80 USD
Buy Now
LTC1174HVIS8#PBF965
19.80 USD
256.51 USD
1005.05 USD
Buy Now
LTC1174CS8-3.3#PBF750
17.44 USD
254.94 USD
1003.80 USD
Buy Now
LTC1174HVCS8-5#PBF500
18.34 USD
255.54 USD
1004.25 USD
Buy Now
LTC1174HVCS8-3.3#PBF397
18.34 USD
255.54 USD
1004.25 USD
Buy Now
LTC1174CN8#PBF271
17.04 USD
254.67 USD
1003.60 USD
Buy Now
LTC1174CS8-5#PBF295
17.44 USD
254.94 USD
1003.80 USD
Buy Now
LTC1174HVCS8#PBF98
18.34 USD
255.54 USD
1004.25 USD
Buy Now
LTC1174CN8-5#PBF0
1003.60 USD
Buy Now
LTC1174CN8-3.3#PBF0
1003.60 USD
Buy Now
LTC1174CS8-3.3#TRPBF0
25003.90 USD
Buy Now
LTC1174CS8#TRPBF0
25003.90 USD
Buy Now
LTC1174CS8-5#TRPBF0
25003.90 USD
Buy Now
LTC1174IN8#PBF0
1004.00 USD
Buy Now
LTC1174HVCN8#PBF0
1004.10 USD
Buy Now
LTC1174HVCN8-3.3#PBF0
1004.10 USD
Buy Now
LTC1174HVCN8-5#PBF0
1004.10 USD
Buy Now
LTC1174IS8#PBF0
2004.20 USD
Buy Now
LTC1174IS8#TRPBF0
25004.30 USD
Buy Now
LTC1174HVCS8-3.3#TRPBF0
25004.35 USD
Buy Now
LTC1174HVCS8#TRPBF0
25004.35 USD
Buy Now
LTC1174HVCS8-5#TRPBF0
25004.35 USD
Buy Now
LTC1174HVIS8#TRPBF0
25005.15 USD
Buy Now

Element14 (6)

ProductStockPriceBuy
LTC1174CN8#PBF37
111.25 USD
257.47 USD
1005.78 USD
Buy Now
LTC1174CS8-3.3#PBF12
111.89 USD
257.90 USD
1006.11 USD
Buy Now
LTC1174CS8-5#PBF51
111.89 USD
257.90 USD
1006.11 USD
Buy Now
LTC1174CS8#PBF56
111.89 USD
257.90 USD
1006.11 USD
Buy Now
LTC1174HVCS8-5#PBF76
113.33 USD
258.86 USD
1006.85 USD
Buy Now
LTC1174HVCS8#PBF25
113.33 USD
258.86 USD
1006.85 USD
Buy Now
LTC1174HVIS8#PBF0
115.66 USD
2510.41 USD
1008.07 USD
Buy Now

FARNELL-ELEMENT14 (6)

ProductStockPriceBuy
LTC1174CN8#PBF40Buy Now
LTC1174CS8-3.3#PBF15Buy Now
LTC1174CS8-5#PBF61Buy Now
LTC1174CS8#PBF56Buy Now
LTC1174HVCS8-5#PBF76Buy Now
LTC1174HVCS8#PBF25Buy Now

Gerber-Electronics (1)

ProductStockPriceBuy
LTC1174HVCS8-3.356
15.25 USD
Buy Now

NEWARK (1)

ProductStockPriceBuy
LTC1174CS8-3.3#PBF0
17.45 USD
254.98 USD
1003.80 USD
Buy Now
LTC1174CS8-5#PBF0
17.45 USD
254.98 USD
1003.80 USD
Buy Now
LTC1174CS8#PBF0
13.80 USD
Buy Now
LTC1174CS8#TRPBF0
17.09 USD
Buy Now
LTC1174HVCS8-3.3#PBF0
18.33 USD
255.57 USD
1004.25 USD
Buy Now
LTC1174HVCS8-5#PBF20
14.25 USD
254.25 USD
1004.25 USD
Buy Now
LTC1174HVCS8-5#TRPBF0
17.62 USD
25005.46 USD
Buy Now
LTC1174HVIS8#PBF0
19.80 USD
256.52 USD
1005.05 USD
Buy Now
LTC1174IS8#PBF0
18.36 USD
255.55 USD
1004.20 USD
Buy Now

RS-COMPONENTS (3)

ProductStockPriceBuy
LTC1174CN8-5#PBF2Buy Now
LTC1174CS8-5#PBF64Buy Now
LTC1174CS8#PBF48Buy Now

Available Distributors with stock: 0

no online Distributor with LTC1174 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LTC1174-3.3. Optional, compare LTC1174-3.3 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% AS7620B AS7620B product overviewAS7620B product overview AMS MLPQ-12
0% LTC1174HV-3.3 LTC1174HV-3.3 product overviewLTC1174HV-3.3 product overview Linear Technology PDIP-8, SO-8
0% MAX1684-3.3 MAX1684-3.3 product overviewMAX1684-3.3 product overview Maxim QSOP-16
0% MAX1685-3.3 MAX1685-3.3 product overviewMAX1685-3.3 product overview Maxim QSOP-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC1174-3.3.

V-IN max. 13.5 V, I-OUT 0.5 A, V-OUT min. 3.3 V, Frequency typ. 200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404042470 47.0 0.6 0.7 620.00 4 x 4 x 1.8
74404042680 68.0 0.5 0.6 840.00 4 x 4 x 1.8
74404052470 47.0 0.8 1.0 521.00 5 x 5 x 2
74404052680 68.0 0.6 0.9 627.00 5 x 5 x 2
74404054470 47.0 1.0 1.2 272.00 5 x 5 x 4
74404054680 68.0 0.8 1.0 400.00 5 x 5 x 4
74404063680 68.0 0.9 0.9 360.00 6 x 6 x 2.8
744052470 47.0 0.8 0.7 530.00 5.8 x 5.8 x 2
744053470 47.0 0.8 0.7 220.00 5.8 x 5.8 x 3
744062470 47.0 0.7 0.6 260.00 6.8 x 6.8 x 2.5
744065470 47.0 1.4 1.2 167.00 10 x 10 x 3.1
744065560 56.0 1.3 1.1 208.00 10 x 10 x 3.1
744065680 68.0 1.2 1.1 232.00 10 x 10 x 3.1
744065820 82.0 1.1 1.0 323.00 10 x 10 x 3.1
744071680 68.0 1.3 1.1 185.00 8 x 8 x 4.6
74408942470 47.0 0.7 1.0 515.00 4.8 x 4.8 x 3.1
74408942560 56.0 0.5 0.8 780.00 4.8 x 4.8 x 3.1
74408943470 47.0 0.8 1.1 305.00 4.8 x 4.8 x 4.1
74408943560 56.0 0.7 0.9 418.00 4.8 x 4.8 x 4.1
74408943680 68.0 0.6 0.9 608.00 4.8 x 4.8 x 4.1
74408943820 82.0 0.6 0.8 689.00 4.8 x 4.8 x 4.1
744731680 68.0 1.5 1.0 170.00 7.8 x 7.8 x 7.5
7447462470 47.0 1.2 1.2 220.00 5.5 x 5.5 x 8.5
7447462680 68.0 0.8 1.0 340.00 5.5 x 5.5 x 8.5
744773147 47.0 0.7 0.8 523.00 4 x 4.5 x 3.5
744773156 56.0 0.6 0.8 714.00 4 x 4.5 x 3.5
744773168 68.0 0.6 0.7 754.00 4 x 4.5 x 3.5
744775147 47.0 1.2 1.2 134.30 7 x 7.8 x 5.5
744775156 56.0 1.0 1.1 189.00 7 x 7.8 x 5.5
744775168 68.0 1.0 1.1 218.00 7 x 7.8 x 5.5
744775182 82.0 0.9 1.0 208.00 7 x 7.8 x 5.5
744776182 82.0 1.1 1.2 150.00 9 x 10 x 5.9
744777147 47.0 1.0 1.1 170.00 7.3 x 7.3 x 4.5
744777156 56.0 0.9 1.1 207.00 7.3 x 7.3 x 4.5
744777168 68.0 0.9 1.0 239.00 7.3 x 7.3 x 4.5
744777182 82.0 0.8 0.9 257.00 7.3 x 7.3 x 4.5
7447779147 47.0 1.0 1.1 190.00 7.3 x 7.3 x 4.5
7447779156 56.0 0.9 1.1 228.00 7.3 x 7.3 x 4.5
7447779168 68.0 0.9 1.0 239.00 7.3 x 7.3 x 4.5
7447779182 82.0 0.8 0.9 250.00 7.3 x 7.3 x 4.5
744778147 47.0 0.9 1.0 315.00 7.3 x 7.3 x 3.4
744778156 56.0 0.8 0.9 322.00 7.3 x 7.3 x 3.4
744778168 68.0 0.7 0.8 417.00 7.3 x 7.3 x 3.4
744778182 82.0 0.7 0.8 479.00 7.3 x 7.3 x 3.4
7447785147 47.0 0.9 0.7 500.00 5.9 x 6.2 x 3.3
7447786147 47.0 1.4 0.8 260.00 5.9 x 6.2 x 5.1
7447789147 47.0 0.9 1.0 315.00 7.3 x 7.3 x 3.5
7447789156 56.0 0.8 0.9 335.00 7.3 x 7.3 x 3.5
7447789168 68.0 0.7 0.8 427.00 7.3 x 7.3 x 3.5
7447789182 82.0 0.7 0.8 470.00 7.3 x 7.3 x 3.5
7447790470 47.0 1.5 1.1 135.00 6 x 6 x 6.5
744779168 68.0 1.4 0.7 220.00 6 x 6 x 6.5
744787470 47.0 1.3 1.2 206.00 7.8 x 7 x 5
744787680 68.0 1.1 1.0 246.00 7.8 x 7 x 5
744787820 82.0 1.0 0.9 278.00 7.8 x 7 x 5
784773147 47.0 0.7 0.8 523.00 4 x 4.5 x 3.5
784773156 56.0 0.6 0.8 714.00 4 x 4.5 x 3.5
784773168 68.0 0.6 0.7 754.00 4 x 4.5 x 3.5
784774147 47.0 0.9 1.0 260.00 5.2 x 5.8 x 4.85
784774156 56.0 0.8 0.9 298.00 5.2 x 5.8 x 4.85
784774168 68.0 0.6 0.9 313.00 5.2 x 5.8 x 4.85
784774182 82.0 0.6 0.7 475.00 5.2 x 5.8 x 4.85
784775147 47.0 1.2 1.2 134.00 7 x 7.8 x 5.5
784775168 68.0 1.0 1.1 218.00 7 x 7.8 x 5.5
784775182 82.0 0.9 1.0 248.00 7 x 7.8 x 5.5
784776182 82.0 1.1 1.2 150.00 9 x 10 x 5.9
784778470 47.0 1.1 1.1 290.00 7.3 x 7.3 x 3.5
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