LTC3829 (multiphase) Buck Controller overview

Description

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LTC3829 (multiphase) is a 1 channel, 6 phase sync Buck Controller. The maximum input voltage ranges from 4.50 V to 38.00 V and output current goes up to 120.00 A.

The Controller features adjustable 770 kHz switching frequency which results in a typical inductor size of 0.0 uH and a peak efficiency of %. The LTC3829 (multiphase) is available in 2 package option(s): QFN-38 TSSOP-38 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 4.50 V
V-IN max. 38.00 V
I-OUT? 120.00 A
V-OUT min. 0.60 V
V-OUT max. 5.00 V
V-OUT adjustable
V-OUT programmable
sync/non-sync sync
Frequency typ. 770 kHz
Frequency adj. adjustable
Frequency adj. min. 250 kHz
Frequency adj. max. 770 kHz
ext.clock sync. yes
ext.clock Frequency min. 250 kHz
ext.clock Frequency max. 770 kHz
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 yes
Single/ Multiphase multi
Nr. of Phases 6
Peak Efficiency
component count min.
current limit adjustable
Nr.of package options 2
CSP
SOT
MSOP
QFN/DFN QFN-38
SO/SOIC
SOP TSSOP-38
DIP

LTC3829 (multiphase) Datasheet

Link to the most up-to-date LTC3829 (multiphase) datasheet and the product page for EVM, tools and support information.

LTC3829 (multiphase)

LTC3829 (multiphase) inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC3829 (multiphase) stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LTC3829 (multiphase). Or, compare LTC3829 (multiphase) side-by-side with other Buck Controller via the Comparison function.

Variation Compare Product Manufacturer Package
50% LTC3829 LTC3829 product overviewLTC3829 product overview Linear Technology QFN-38, TSSOP-38

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3829 (multiphase).

V-IN max. 38 V, I-OUT 120 A, V-OUT min. 0.6 V, Frequency typ. 770 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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