LT3663-5.0 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LT3663-5.0 is a 36.00 V non-sync Buck Converter from with 1.20 A output current. The maximum 36.00 V input voltage can be regulated down into a 5.00 V to 5.00 V output voltage.

It requires are a typical inductor size of 6.80 µH, a typical external component count of 6 and achieves a peak efficiency of 86 %. Further LT3663-5.0 characteristics are a fixed 1500 kHz switching frequency and 1 available package option(s): DFN-8 .

For the LT3663-5.0 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. 7.50 V
V-IN max. 36.00 V
I-OUT? 1.20 A
V-OUT min. 5.00 V
V-OUT max. 5.00 V
V-OUT 5.000 V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 1500 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. 3200 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 150 °C
thermal shutdown typ.
Inductor size typ. 6.80 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 86 %
Component count min. 6
current limit adjustable yes
Nr.of packages 1
CSP
SC70
SOT
MSOP
QFN/DFN DFN-8
SO/SOIC
SOP
DIP
TO
DDPAK

LT3663-5.0 Datasheet

Link to the most up-to-date LT3663-5.0 datasheet and the product page for EVM, tools and support information.

LT3663-5.0

LT3663-5.0 Sample stock and distributor price breaks

LT3663-5.0 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 7

ARROW-NAC (8)

ProductStockPriceBuy
LT3663EDCB#TRPBF5000
25003.04 USD
Buy Now
LT3663IMS8E-5#PBF411
14.37 USD
1003.72 USD
Buy Now
LT3663HMS8E-3.3#PBF698
14.73 USD
1004.02 USD
Buy Now
LT3663EDCB#TRMPBF5Buy Now
LT3663EDCB#TRMPBF500
5003.04 USD
Buy Now
LT3663IMS8E-3.3#PBF50
14.37 USD
1003.72 USD
Buy Now
LT3663EMS8E#PBF816
13.71 USD
1003.16 USD
Buy Now
LT3663IMS8E#PBF57
14.37 USD
1003.72 USD
Buy Now

Chip-One-Stop (8)

ProductStockPriceBuy
LT3663EDCB#TRMPBF500
5003.91 USD
Buy Now
LT3663EDCB#TRPBF5000
25003.83 USD
Buy Now
LT3663EMS8E-5#PBF236
15.76 USD
104.85 USD
254.79 USD
504.58 USD
1004.46 USD
2004.26 USD
Buy Now
LT3663EMS8E#PBF264
16.02 USD
105.07 USD
255.01 USD
504.78 USD
1004.66 USD
2004.45 USD
Buy Now
LT3663HMS8E-3.3#PBF26
19.28 USD
59.10 USD
107.14 USD
Buy Now
LT3663IMS8E-3.3#PBF50
16.67 USD
105.61 USD
255.55 USD
505.29 USD
Buy Now
LT3663IMS8E-5#PBF426
16.67 USD
105.61 USD
255.55 USD
505.29 USD
1005.17 USD
2004.93 USD
Buy Now
LT3663IMS8E#PBF95
16.67 USD
105.61 USD
255.55 USD
505.29 USD
Buy Now

DIGI-KEY (13)

ProductStockPriceBuy
LT3663EDCB#TRMPBF500
5003.04 USD
Buy Now
LT3663EDCB#TRMPBF565
16.11 USD
255.45 USD
1003.65 USD
2503.34 USD
Buy Now
LT3663EDCB#TRMPBF565
16.11 USD
255.45 USD
1003.65 USD
2503.34 USD
Buy Now
LT3663EMS8E#PBF1057
15.55 USD
253.71 USD
1003.16 USD
Buy Now
LT3663IMS8E#PBF631
16.53 USD
254.37 USD
1003.72 USD
Buy Now
LT3663EMS8E-3.3#PBF85
15.55 USD
253.71 USD
1003.16 USD
Buy Now
LT3663IMS8E-3.3#PBF78
16.53 USD
254.37 USD
1003.72 USD
Buy Now
LT3663IMS8E-5#PBF28
16.53 USD
254.37 USD
1003.72 USD
Buy Now
LT3663HMS8E-3.3#PBF67
17.06 USD
254.73 USD
1004.02 USD
Buy Now
DC1570A-A5
175.38 USD
Buy Now
DC1570A-B5
175.38 USD
Buy Now
DC1419A2
175.38 USD
Buy Now
LT3663EMS8E-5#PBF295
15.55 USD
253.71 USD
1003.16 USD
Buy Now
LT3663EDCB#TRPBF0
25003.04 USD
Buy Now
LT3663EDCB-3.3#TRMPBF0
5003.04 USD
Buy Now
LT3663EDCB-3.3#TRPBF0
25003.04 USD
Buy Now
LT3663EMS8E#TRPBF0
25003.26 USD
Buy Now
LT3663EMS8E-3.3#TRPBF0
25003.26 USD
Buy Now
LT3663EMS8E-5#TRPBF0
25003.26 USD
Buy Now
LT3663IDCB#TRMPBF0
5003.57 USD
Buy Now
LT3663IDCB#TRPBF0
25003.57 USD
Buy Now
LT3663IMS8E#TRPBF0
25003.82 USD
Buy Now
LT3663IMS8E-3.3#TRPBF0
25003.82 USD
Buy Now
LT3663IMS8E-5#TRPBF0
25003.82 USD
Buy Now
LT3663HMS8E-5#PBF0
4004.02 USD
Buy Now

Element14 (1)

ProductStockPriceBuy
LT3663EMS8E#PBF247
18.81 USD
255.89 USD
1005.02 USD
Buy Now

FARNELL-ELEMENT14 (1)

ProductStockPriceBuy
LT3663EMS8E#PBF248Buy Now

NEWARK (1)

ProductStockPriceBuy
LT3663EDCB-3.3#PBF0
16.34 USD
1005.19 USD
2504.75 USD
5004.41 USD
10004.15 USD
Buy Now
LT3663EDCB-3.3#TRMPBF0
16.34 USD
1005.19 USD
2504.75 USD
5004.41 USD
10004.15 USD
Buy Now
LT3663EDCB-3.3#TRPBF0
16.24 USD
1005.10 USD
2504.67 USD
5004.34 USD
10004.08 USD
Buy Now
LT3663EMS8E-5#PBF30
15.57 USD
253.73 USD
1003.16 USD
Buy Now
LT3663EMS8E#PBF0
15.57 USD
253.73 USD
1003.16 USD
Buy Now
LT3663HMS8E-5#PBF0
17.08 USD
254.75 USD
1004.02 USD
Buy Now

RS-COMPONENTS (1)

ProductStockPriceBuy
LT3663EMS8E#PBF17Buy Now

Available Distributors with stock: 0

no online Distributor with LT3663 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LT3663-5.0. Optional, compare LT3663-5.0 side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT1076-5.0 LT1076-5.0 product overviewLT1076-5.0 product overview Linear Technology DD, TO-220

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT3663-5.0.

V-IN max. 36 V, I-OUT 1.2 A, V-OUT min. 5 V, Frequency typ. 1500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025004 4.7 1.4 1.7 100.00 2.8 x 2.8 x 3
74404041047 4.7 1.6 1.9 91.00 4 x 4 x 1.2
74404042047 4.7 1.7 2.2 70.00 4 x 4 x 1.8
74404042068 6.8 1.5 1.8 98.00 4 x 4 x 1.8
74404052047 4.7 2.3 2.7 55.90 5 x 5 x 2
74404052056 5.6 2.1 2.6 67.50 5 x 5 x 2
74404052068 6.8 1.9 2.4 82.70 5 x 5 x 2
74404052075 7.5 1.7 2.1 96.80 5 x 5 x 2
74404063068 6.8 2.4 2.8 47.00 6 x 6 x 2.8
744042004 4.7 1.7 1.7 70.00 4.8 x 4.8 x 2
744043004 4.7 1.6 1.7 50.00 4.8 x 4.8 x 3
744045004 4.7 1.2 2.0 120.00 4.5 x 3.2 x 2.9
744052005 5.0 1.7 1.8 50.00 5.8 x 5.8 x 2
744052006 6.2 1.5 1.6 70.00 5.8 x 5.8 x 2
744052007 7.5 1.4 1.5 70.00 5.8 x 5.8 x 2
7440530047 4.7 2.4 2.0 30.00 5.8 x 5.8 x 3
744053005 5.3 2.3 1.9 30.00 5.8 x 5.8 x 3
744053006 6.2 2.2 1.7 40.00 5.8 x 5.8 x 3
744062005 5.0 2.2 2.0 40.00 6.8 x 6.8 x 2.5
744062006 6.2 1.9 1.8 40.00 6.8 x 6.8 x 2.5
744062007 7.5 1.7 1.6 50.00 6.8 x 6.8 x 2.5
7440680047 4.7 1.9 1.6 72.00 8 x 8 x 1.2
7440690047 4.7 2.2 1.8 56.00 8 x 8 x 1.5
7440690068 6.8 1.8 1.7 88.00 8 x 8 x 1.5
7440700047 4.7 3.0 2.2 37.00 8 x 8 x 2
7440700056 5.6 2.6 2.0 47.00 8 x 8 x 2
7440700068 6.8 2.4 1.8 56.00 8 x 8 x 2
74408941050 5.0 1.4 2.5 140.00 4.8 x 4.8 x 2.1
74408942047 4.7 1.6 2.9 86.80 4.8 x 4.8 x 3.1
74408942068 6.8 1.5 2.4 110.00 4.8 x 4.8 x 3.1
74408943068 6.8 2.0 2.7 51.00 4.8 x 4.8 x 4.1
74437321056 5.6 1.6 2.7 180.00 4.45 x 4.06 x 1.2
74437321068 6.8 1.3 2.4 300.00 4.45 x 4.06 x 1.2
74438335047 4.7 1.5 2.8 141.00 3 x 3 x 1.5
74438336068 6.8 1.6 2.9 168.00 3 x 3 x 2
7447462068 6.8 3.3 3.0 27.00 5.5 x 5.5 x 8.5
744773047 4.7 1.8 2.5 59.00 4 x 4.5 x 3.5
744773056 5.6 1.6 2.4 69.00 4 x 4.5 x 3.5
744773068 6.8 1.5 2.1 76.00 4 x 4.5 x 3.5
7447785004 4.7 2.2 2.5 60.00 5.9 x 6.2 x 3.3
7447785006 6.8 2.3 2.0 79.00 5.9 x 6.2 x 3.3
7447786004 4.7 2.8 2.8 57.00 5.9 x 6.2 x 5.1
7447786006 6.8 2.5 2.3 62.00 5.9 x 6.2 x 5.1
7447789006 6.8 2.5 2.8 41.50 7.3 x 7.3 x 3.5
744779068 6.8 2.2 2.8 27.00 6 x 6 x 6.5
744787068 6.8 3.0 3.0 27.00 7.8 x 7 x 5
78438335047 4.7 1.5 2.8 141.00 3 x 3 x 1.5
784773047 4.7 1.8 2.5 59.00 4 x 4.5 x 3.5
784773056 5.6 1.6 2.4 69.00 4 x 4.5 x 3.5
784773068 6.8 1.5 2.1 76.00 4 x 4.5 x 3.5
784778068 6.8 2.3 2.5 79.00 7.3 x 7.3 x 3.5
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.