LTC3388-1 Buck Converter overview

Description

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LTC3388-1 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 1.20 V to 2.50 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 LTC3388-1 characteristics are a fixed 600 kHz switching frequency and 2 available package option(s): MSOP-10 DFN-10 .

For the LTC3388-1 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. 1.20 V
V-OUT max. 2.50 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

LTC3388-1 Datasheet

Link to the most up-to-date LTC3388-1 datasheet and the product page for EVM, tools and support information.

LTC3388-1

LTC3388-1 Sample stock and distributor price breaks

LTC3388-1 prices and online available distributors.

OEMSecrets.com
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Available Distributors with stock: 0

no online Distributor with LTC3388 stock available

Available Distributors with stock: 0

no online Distributor with LTC3388 stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LTC3388-1. Optional, compare LTC3388-1 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 LTC3388-1.

V-IN max. 20 V, I-OUT 0.05 A, V-OUT min. 1.2 V, Frequency typ. 600 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744031101 100.0 0.3 0.2 1,930.00 3.8 x 3.8 x 1.8
744032101 100.0 0.1 0.3 5,200.00 3.2 x 2.5 x 2.3
744032121 120.0 0.1 0.2 5,600.00 3.2 x 2.5 x 2.3
74404041101 100.0 0.4 0.4 1,697.00 4 x 4 x 1.2
744042101 100.0 0.4 0.3 1,170.00 4.8 x 4.8 x 2
744043101 100.0 0.5 0.3 550.00 4.8 x 4.8 x 3
744043151 150.0 0.4 0.2 770.00 4.8 x 4.8 x 3
744062151 150.0 0.4 0.4 605.00 6.8 x 6.8 x 2.5
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