LTC3810 Buck Controller overview

Description

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LTC3810 is a 1 channel, 1 phase sync Buck Controller. The maximum input voltage ranges from 6.20 V to 100.00 V and output current goes up to 10.00 A.

The Controller features adjustable 250 kHz switching frequency which results in a typical inductor size of 0.0 uH and a peak efficiency of %. The LTC3810 is available in 1 package option(s): SSOP-28 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 6.20 V
V-IN max. 100.00 V
I-OUT? 10.00 A
V-OUT min. 0.80 V
V-OUT max. 55.80 V
V-OUT adjustable
V-OUT programmable
sync/non-sync sync
Frequency typ. 250 kHz
Frequency adj. adjustable
Frequency adj. min. 100 kHz
Frequency adj. max. 1000 kHz
ext.clock sync. yes
ext.clock Frequency min. 100 kHz
ext.clock Frequency max. 1000 kHz
Softstart
Softstart adjustable
Tracking yes
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 single
Nr. of Phases 1
Peak Efficiency
component count min.
current limit adjustable
Nr.of package options 1
CSP
SOT
MSOP
QFN/DFN
SO/SOIC
SOP SSOP-28
DIP

LTC3810 Datasheet

Link to the most up-to-date LTC3810 datasheet and the product page for EVM, tools and support information.

LTC3810

LTC3810 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC3810 stock available

Available Distributors with stock: 0

no online Distributor with LTC3810 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LTC3810. Or, compare LTC3810 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 LTC3810.

V-IN max. 100 V, I-OUT 10 A, V-OUT min. 0.8 V, Frequency typ. 250 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744310095 1.0 11.0 13.0 6.20 7 x 6.9 x 3.3
744311100 1.0 15.0 19.0 4.60 7 x 6.9 x 4
744314110 1.1 15.0 13.0 3.15 7 x 6.9 x 5
744323100 1.0 14.0 21.0 4.79 10.6 x 10.6 x 3.1
744323120 1.2 12.0 15.0 6.60 10.6 x 10.6 x 3.1
744325120 1.2 20.0 25.0 1.80 10.5 x 10.2 x 5
7443340100 1.0 17.0 24.0 3.60 8.4 x 7.9 x 7.5
7443550140 1.4 22.0 26.0 2.40 13 x 12.8 x 5
7443551130 1.3 25.0 25.0 1.70 13.2 x 12.8 x 6.5
7443552100 1.0 16.0 20.0 3.30 10.5 x 10.2 x 4.2
744373490082 0.8 11.3 25.0 4.60 7.3 x 6.6 x 5
74437349010 1.0 10.0 19.5 6.10 7.3 x 6.6 x 5
74437356010 1.0 12.5 25.5 5.10 8.64 x 8.5 x 3
74437377010 1.0 15.0 26.0 2.70 13.5 x 12.6 x 3.5
74477001 1.2 12.0 16.6 5.00 12 x 12 x 8
7447709001 1.0 13.0 25.0 3.80 12 x 12 x 10
7447797110 1.1 11.2 16.0 5.90 10.2 x 10.2 x 4.5
7447798110 1.1 16.5 16.0 3.00 10.2 x 10.2 x 6.4
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