LTC1735 Buck Controller overview

Description

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LTC1735 is a 1 channel, 1 phase sync Buck Controller. The maximum input voltage ranges from 3.50 V to 36.00 V and output current goes up to 20.00 A.

The Controller features adjustable 300 kHz switching frequency which results in a typical inductor size of 0.0 uH and a peak efficiency of %. The LTC1735 is available in 2 package option(s): TSSOP-16 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 3.50 V
V-IN max. 36.00 V
I-OUT? 20.00 A
V-OUT min. 0.80 V
V-OUT max. 7.00 V
V-OUT adjustable
V-OUT programmable yes
sync/non-sync sync
Frequency typ. 300 kHz
Frequency adj. adjustable
Frequency adj. min.
Frequency adj. max. 500 kHz
ext.clock sync. yes
ext.clock Frequency min.
ext.clock Frequency max. 500 kHz
Softstart yes
Softstart adjustable
Tracking no
Power Good (PG) yes
Enable
Operating min.
Operating max.
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ.
Automotive AEC-Q100
Light-Load Mode
Single/ Multiphase single
Nr. of Phases 1
Peak Efficiency
component count min.
current limit adjustable
Nr.of package options 2
CSP
SOT
MSOP
QFN/DFN
SO/SOIC
SOP TSSOP-16
DIP

LTC1735 Datasheet

Link to the most up-to-date LTC1735 datasheet and the product page for EVM, tools and support information.

LTC1735

LTC1735 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC1735 stock available

Available Distributors with stock: 0

no online Distributor with LTC1735 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LTC1735. Or, compare LTC1735 side-by-side with other Buck Controller via the Comparison function.

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Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC1735.

V-IN max. 36 V, I-OUT 20 A, V-OUT min. 0.8 V, Frequency typ. 300 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744301033 0.3 40.0 46.0 0.32 11.3 x 11 x 9.4
744301047 0.5 40.0 35.0 0.32 11.3 x 11 x 9.4
744305033 0.3 28.0 26.0 0.16 13.5 x 13.3 x 5.2
744308033 0.3 27.0 30.0 0.37 10.1 x 7 x 7
744308040 0.4 25.0 26.0 0.37 10.1 x 7 x 7
744309047 0.5 47.5 40.5 0.17 14 x 13 x 9.5
744325040 0.4 24.0 37.0 0.67 10.5 x 10.2 x 5
7443320047 0.5 26.0 48.0 1.35 12.1 x 11.4 x 10
7443330047 0.5 20.5 47.0 1.60 10.9 x 10 x 9.7
744355047 0.5 26.0 50.0 0.90 13 x 12.8 x 5
744355147 0.5 30.0 50.0 0.64 13.2 x 12.8 x 6.5
744355256 0.6 20.0 30.0 1.61 10.5 x 10.2 x 4.2
744373680045 0.5 20.0 50.0 1.30 11 x 10 x 4
744373770033 0.3 24.0 35.0 0.88 13.5 x 12.6 x 3.5
74477009 0.5 23.5 26.4 2.90 12 x 12 x 8
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