LTC3778 Buck Controller overview

Description

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Category
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LTC3778 is a 1 channel, 1 phase sync Buck Controller. The maximum input voltage ranges from 4.00 V to 36.00 V and output current goes up to 20.00 A.

The Controller features kHz switching frequency which results in a typical inductor size of 0.0 uH and a peak efficiency of %. The LTC3778 is available in 1 package option(s): SSOP-20 .

Parameter and features overview

ParameterValueReplacement
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Nr. of Channel 1
V-IN min. 4.00 V
V-IN max. 36.00 V
I-OUT? 20.00 A
V-OUT min. 0.60 V
V-OUT max. 32.40 V
V-OUT adjustable
V-OUT programmable
sync/non-sync sync
Frequency typ.
Frequency adj.
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 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-20
DIP

LTC3778 Datasheet

Link to the most up-to-date LTC3778 datasheet and the product page for EVM, tools and support information.

LTC3778

LTC3778 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC3778 stock available

Available Distributors with stock: 0

no online Distributor with LTC3778 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LTC3778. Or, compare LTC3778 side-by-side with other Buck Controller via the Comparison function.

Variation Compare Product Manufacturer Package
25% LTC3770 LTC3770 product overviewLTC3770 product overview Linear Technology QFN-32, SSOP-28

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3778.

V-IN max. 36 V, I-OUT 20 A, V-OUT min. 0.6 V, Frequency typ. kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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