LTC3388-3 Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LTC3388-3 is a 20.00 V sync Buck Converter from with 0.05 A output current. The maximum 20.00 V input voltage can be regulated down into a 2.80 V to 5.00 V output voltage.

It requires are a typical inductor size of 22.00 µH, a typical external component count of 5 and achieves a peak efficiency of 96 %. Further LTC3388-3 characteristics are a fixed 600 kHz switching frequency and 2 available package option(s): MSOP-10 DFN-10 .

For the LTC3388-3 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. 2.70 V
V-IN max. 20.00 V
I-OUT? 0.05 A
V-OUT min. 2.80 V
V-OUT max. 5.00 V
V-OUT adjustable V
V-OUT programmable yes
sync/non-sync sync
Frequency typ. 600 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 yes
Quiescent current max. 250 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 22.00 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Buck
Peak Efficiency 96 %
Component count min. 5
current limit adjustable no
Nr.of packages 2
CSP
SC70
SOT
MSOP MSOP-10
QFN/DFN DFN-10
SO/SOIC
SOP
DIP
TO
DDPAK

LTC3388-3 Datasheet

Link to the most up-to-date LTC3388-3 datasheet and the product page for EVM, tools and support information.

LTC3388-3

LTC3388-3 Sample stock and distributor price breaks

LTC3388-3 prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 7

Chip One Stop (8)

ProductStockPriceBuy
LTC3388EMSE-3#PBF40
16.70 USD
104.77 USD
Buy Now
LTC3388EMSE-3#PBF997
17.60 USD
1005.75 USD
Buy Now
LTC3388IDD-1#PBF285
18.78 USD
1006.64 USD
Buy Now
LTC3388IDD-3987
153.40 USD
1034.21 USD
5018.56 USD
5008.82 USD
Buy Now
LTC3388IDD-3#PBF724
15.53 USD
1004.22 USD
Buy Now
LTC3388IDD-3#PBF724
15.53 USD
1004.22 USD
Buy Now
LTC3388IMSE-3#PBF212
18.78 USD
1006.64 USD
Buy Now
LTC3388IMSE-3#TRPBF2500
25005.08 USD
Buy Now

Digi-Key (7)

ProductStockPriceBuy
LTC3388EDD-1#PBF672
16.43 USD
254.30 USD
1003.65 USD
Buy Now
LTC3388EDD-3#PBF605
16.43 USD
254.30 USD
1003.65 USD
Buy Now
LTC3388EMSE-3#PBF119
16.43 USD
254.30 USD
1003.65 USD
Buy Now
LTC3388IDD-3#PBF423
17.56 USD
255.06 USD
1004.29 USD
Buy Now
LTC3388EMSE-1#PBF662
16.43 USD
254.30 USD
1003.65 USD
Buy Now
LTC3388IMSE-3#PBF784
17.56 USD
255.06 USD
1004.29 USD
Buy Now
LTC3388IMSE-1#PBF637
17.56 USD
255.06 USD
1004.29 USD
Buy Now
LTC3388EDD-1#TRPBF0
25003.75 USD
Buy Now
LTC3388EDD-3#TRPBF0
25003.75 USD
Buy Now
LTC3388EMSE-1#TRPBF0
25003.75 USD
Buy Now
LTC3388EMSE-3#TRPBF0
25003.75 USD
Buy Now
LTC3388IDD-1#PBF0
2424.29 USD
Buy Now
LTC3388IDD-1#TRPBF0
25004.40 USD
Buy Now
LTC3388IDD-3#TRPBF0
25004.40 USD
Buy Now
LTC3388IMSE-1#TRPBF0
25004.40 USD
Buy Now
LTC3388IMSE-3#TRPBF0
25004.40 USD
Buy Now

Element14 (2)

ProductStockPriceBuy
LTC3388EDD-1#PBF11
19.92 USD
256.63 USD
1005.63 USD
Buy Now
LTC3388EMSE-1#PBF0
19.92 USD
256.63 USD
1005.63 USD
Buy Now
LTC3388EMSE-3#PBF818
19.92 USD
256.63 USD
1005.63 USD
Buy Now

Farnell Element14 (3)

ProductStockPriceBuy
LTC3388EDD-1#PBF11Buy Now
LTC3388EMSE-1#PBF1Buy Now
LTC3388EMSE-3#PBF854Buy Now

Newark Electronics (1)

ProductStockPriceBuy
LTC3388EDD-1#PBF121
16.30 USD
254.23 USD
1003.58 USD
Buy Now
LTC3388EDD-3#PBF0
16.30 USD
254.23 USD
1003.58 USD
Buy Now
LTC3388EMSE-1#PBF0
16.30 USD
254.23 USD
1003.58 USD
Buy Now
LTC3388EMSE-3#PBF0
16.30 USD
254.23 USD
1003.58 USD
Buy Now
LTC3388IDD-1#PBF0
17.41 USD
254.97 USD
1004.21 USD
Buy Now
LTC3388IDD-3#PBF0
17.41 USD
254.97 USD
1004.21 USD
Buy Now
LTC3388IMSE-3#PBF0
17.41 USD
254.97 USD
1004.21 USD
Buy Now
LTC3388IMSE-3#TRPBF0
17.20 USD
25005.16 USD
Buy Now

RS Components (3)

ProductStockPriceBuy
LTC3388EDD-3#PBF272Buy Now
LTC3388EMSE-3#PBF20Buy Now
LTC3388EMSE-3#PBF17Buy Now

Transfer Multisort Elektronik (1)

ProductStockPriceBuy
LTC3388EDD-3#PBF11Buy Now

Available Distributors with stock: 8

Arrow Electronics

ProductStockPriceBuy
LTC3388IMSE-3#TRPBF 2500
25004.26 $
Buy Now
LTC3388EMSE-3#PBF 997
14.22 $
1003.58 $
Buy Now
LTC3388IDD-3 987
186.55 $
1034.21 $
5018.56 $
1009.84 $
5008.81 $
10008.56 $
25008.31 $
50008.20 $
100008.09 $
250007.77 $
Buy Now
LTC3388IDD-3#PBF 724
14.96 $
1004.21 $
Buy Now
LTC3388IDD-3#PBF 640
14.96 $
1004.21 $
Buy Now
LTC3388EDD-3#PBF 337
14.22 $
1003.58 $
Buy Now
LTC3388IDD-1#PBF 285
14.96 $
1004.21 $
Buy Now
LTC3388IMSE-3#PBF 212
14.96 $
1004.21 $
Buy Now

Digi-Key

ProductStockPriceBuy
LTC3388IMSE-3#PBF 784
1003.59 €
254.23 €
16.33 €
Buy Now
LTC3388EDD-1#PBF 672
1003.06 €
253.60 €
15.38 €
Buy Now
LTC3388EMSE-1#PBF 662
1003.06 €
253.60 €
15.38 €
Buy Now
LTC3388IMSE-1#PBF 637
1003.59 €
254.23 €
16.33 €
Buy Now
LTC3388EDD-3#PBF 605
1003.06 €
253.60 €
15.38 €
Buy Now
LTC3388IDD-3#PBF 423
1003.59 €
254.23 €
16.33 €
Buy Now
LTC3388EMSE-3#PBF 119
1003.06 €
253.60 €
15.38 €
Buy Now
LTC3388EDD-1#TRPBF 0
25003.14 €
Buy Now
LTC3388EDD-3#TRPBF 0
25003.14 €
Buy Now
LTC3388EMSE-1#TRPBF 0
25003.14 €
Buy Now
LTC3388EMSE-3#TRPBF 0
25003.14 €
Buy Now
LTC3388IDD-1#PBF 0
2423.59 €
Buy Now
LTC3388IDD-1#TRPBF 0
25003.68 €
Buy Now
LTC3388IDD-3#TRPBF 0
25003.68 €
Buy Now
LTC3388IMSE-1#TRPBF 0
25003.68 €
Buy Now
show stock=0hide stock=0

Newark element14

ProductStockPriceBuy
LTC3388EMSE-3#PBF 0
16.30 $
254.23 $
1003.58 $
Buy Now
LTC3388IMSE-3#TRPBF 0
17.20 $
25005.16 $
Buy Now
LTC3388EMSE-1#PBF 0
16.30 $
254.23 $
1003.58 $
Buy Now
LTC3388EDD-3#PBF 0
16.30 $
254.23 $
1003.58 $
Buy Now
LTC3388IDD-1#PBF 0
17.41 $
254.97 $
1004.21 $
Buy Now
LTC3388IDD-3#PBF 0
17.41 $
254.97 $
1004.21 $
Buy Now
LTC3388IMSE-3#PBF 0
17.41 $
254.97 $
1004.21 $
Buy Now
LTC3388EDD-1#PBF 121
16.30 $
254.23 $
1003.58 $
Buy Now
show stock=0hide stock=0

element14 Asia-Pacific

ProductStockPriceBuy
LTC3388EMSE-3#PBF 820
17.94 $
255.30 $
1004.50 $
Buy Now
LTC3388EMSE-1#PBF 0
17.94 $
255.30 $
1004.50 $
Buy Now
LTC3388EDD-1#PBF 11
17.94 $
255.30 $
1004.50 $
Buy Now
show stock=0hide stock=0

Farnell element14

ProductStockPriceBuy
LTC3388EMSE-3#PBF 852
15.36 GBP
253.26 GBP
1002.92 GBP
Buy Now
LTC3388EMSE-1#PBF 1
15.29 GBP
253.21 GBP
1002.92 GBP
Buy Now
LTC3388EDD-1#PBF 11
15.29 GBP
253.21 GBP
1002.92 GBP
Buy Now

TME Electronic Components

ProductStockPriceBuy
LTC3388EDD-3#PBF 11
16.75 $
36.35 $
105.84 $
255.11 $
Buy Now

Chip1Stop

ProductStockPriceBuy
LTC3388EMSE-3#PBF 1022
17.60 $
1005.75 $
Buy Now
LTC3388IMSE-3#TRPBF 2500
25005.08 $
Buy Now
LTC3388EDD-3#PBF 337
8475.40 $
Buy Now
LTC3388IDD-1#PBF 285
18.78 $
1006.64 $
Buy Now
LTC3388IDD-3#PBF 724
15.53 $
1004.22 $
Buy Now
LTC3388IMSE-3#PBF 212
18.78 $
1006.64 $
Buy Now
LTC3388EMSE-3#PBF 40
16.70 $
104.77 $
Buy Now
LTC3388IDD-3 987
153.40 $
5018.56 $
5008.82 $
Buy Now

RS Components

ProductStockPriceBuy
LTC3388EMSE-3#PBF 17
103.94 GBP
253.78 GBP
503.73 GBP
753.69 GBP
Buy Now
LTC3388EDD-3#PBF 272
104.72 GBP
254.67 GBP
504.61 GBP
754.54 GBP
Buy Now
LTC3388EMSE-3#PBF 20
14.15 GBP
103.94 GBP
253.78 GBP
503.73 GBP
753.69 GBP
Buy Now

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LTC3388-3. Optional, compare LTC3388-3 side-by-side with other Buck Converter via the Comparison function.

no alternatives found

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3388-3.

V-IN max. 20 V, I-OUT 0.05 A, V-OUT min. 2.8 V, Frequency typ. 600 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744032221 220.0 0.1 0.2 9,440.00 3.2 x 2.5 x 2.3
744042221 220.0 0.2 0.2 2,880.00 4.8 x 4.8 x 2
744043221 220.0 0.3 0.2 1,008.00 4.8 x 4.8 x 3
744052221 220.0 0.2 0.3 2,400.00 5.8 x 5.8 x 2
744053221 220.0 0.3 0.3 1,170.00 5.8 x 5.8 x 3
744062221 220.0 0.4 0.3 1,010.00 6.8 x 6.8 x 2.5
0Results
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