LTC3729 Buck Controller overview

Description

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Category
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LTC3729 is a 1 channel, 12 phase sync Buck Controller. The maximum input voltage ranges from 4.00 V to 36.00 V and output current goes up to 240.00 A.

The Controller features fixed 550 kHz switching frequency which results in a typical inductor size of 0.0 uH and a peak efficiency of %. The LTC3729 is available in 1 package option(s): SSOP-28 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 4.00 V
V-IN max. 36.00 V
I-OUT? 240.00 A
V-OUT min. 0.80 V
V-OUT max. 5.00 V
V-OUT adjustable
V-OUT programmable
sync/non-sync sync
Frequency typ. 550 kHz
Frequency adj. fixed
Frequency adj. min.
Frequency adj. max.
ext.clock sync. no
ext.clock Frequency min.
ext.clock Frequency max.
Softstart
Softstart adjustable
Tracking no
Power Good (PG)
Enable
Operating min.
Operating max.
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ.
Automotive AEC-Q100
Light-Load Mode
Single/ Multiphase multi
Nr. of Phases 12
Peak Efficiency
component count min.
current limit adjustable
Nr.of package options 1
CSP
SOT
MSOP
QFN/DFN
SO/SOIC
SOP SSOP-28
DIP

LTC3729 Datasheet

Link to the most up-to-date LTC3729 datasheet and the product page for EVM, tools and support information.

LTC3729

LTC3729 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC3729 stock available

Available Distributors with stock: 0

no online Distributor with LTC3729 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LTC3729. Or, compare LTC3729 side-by-side with other Buck Controller via the Comparison function.

Variation Compare Product Manufacturer Package
25% LTC3729L-6 LTC3729L-6 product overviewLTC3729L-6 product overview Linear Technology SSOP-28

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3729.

V-IN max. 36 V, I-OUT 240 A, V-OUT min. 0.8 V, Frequency typ. 550 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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