LTC3812-5 Buck Controller overview

Description

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LTC3812-5 is a 1 channel, 1 phase sync Buck Controller. The maximum input voltage ranges from 6.20 V to 60.00 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 LTC3812-5 is available in 1 package option(s): TSSOP-16 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 6.20 V
V-IN max. 60.00 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 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 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 TSSOP-16
DIP

LTC3812-5 Datasheet

Link to the most up-to-date LTC3812-5 datasheet and the product page for EVM, tools and support information.

LTC3812-5

LTC3812-5 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC3812 stock available

Available Distributors with stock: 0

no online Distributor with LTC3812 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LTC3812-5. Or, compare LTC3812-5 side-by-side with other Buck Controller via the Comparison function.

Variation Compare Product Manufacturer Package
0% LTC3703 LTC3703 product overviewLTC3703 product overview Linear Technology SSOP-16
0% LTC3703-5 LTC3703-5 product overviewLTC3703-5 product overview Linear Technology SSOP-16
0% LTC3810 LTC3810 product overviewLTC3810 product overview Linear Technology SSOP-28
0% LTC3810-5 LTC3810-5 product overviewLTC3810-5 product overview Linear Technology QFN-32

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3812-5.

V-IN max. 60 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
744314076 0.8 15.5 15.0 2.25 7 x 6.9 x 5
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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