LTC3707 Buck Controller overview

Description

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LTC3707 is a 2 channel, 2 phase sync Buck Controller. The maximum input voltage ranges from 4.50 V to 28.00 V and output current goes up to 25.00 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 LTC3707 is available in 1 package option(s): SSOP-28 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 2
V-IN min. 4.50 V
V-IN max. 28.00 V
I-OUT? 25.00 A
V-OUT min. 0.80 V
V-OUT max. 7.00 V
V-OUT adjustable
V-OUT programmable
sync/non-sync sync
Frequency typ. 300 kHz
Frequency adj. adjustable
Frequency adj. min. 150 kHz
Frequency adj. max. 300 kHz
ext.clock sync. no
ext.clock Frequency min.
ext.clock Frequency max.
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 yes
Single/ Multiphase multi
Nr. of Phases 2
Peak Efficiency
component count min.
current limit adjustable
Nr.of package options 1
CSP
SOT
MSOP
QFN/DFN
SO/SOIC
SOP SSOP-28
DIP

LTC3707 Datasheet

Link to the most up-to-date LTC3707 datasheet and the product page for EVM, tools and support information.

LTC3707

LTC3707 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC3707 stock available

Available Distributors with stock: 0

no online Distributor with LTC3707 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LTC3707. Or, compare LTC3707 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 LTC3707.

V-IN max. 28 V, I-OUT 25 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
744306025 0.3 26.0 32.0 0.30 10.5 x 10.3 x 5.5
744308025 0.3 27.0 44.0 0.37 10.1 x 7 x 7
744308033 0.3 27.0 30.0 0.37 10.1 x 7 x 7
7443081030 0.3 38.0 32.0 0.29 9.4 x 6.2 x 8.1
7443320033 0.3 27.0 55.0 1.10 12.1 x 11.4 x 10
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