LTC1622 Buck Controller overview

Description

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LTC1622 is a 1 channel, 1 phase non-sync Buck Controller. The maximum input voltage ranges from 2.00 V to 9.80 V and output current goes up to 5.00 A.

The Controller features fixed 550 kHz switching frequency which results in a typical inductor size of 0.0 uH and a peak efficiency of %. The LTC1622 is available in 1 package option(s): MS-10 .

Parameter and features overview

ParameterValueReplacement
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Nr. of Channel 1
V-IN min. 2.00 V
V-IN max. 9.80 V
I-OUT? 5.00 A
V-OUT min. 0.80 V
V-OUT max. 9.80 V
V-OUT adjustable
V-OUT programmable
sync/non-sync non-sync
Frequency typ. 550 kHz
Frequency adj. fixed
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 MS-10
QFN/DFN
SO/SOIC
SOP
DIP

LTC1622 Datasheet

Link to the most up-to-date LTC1622 datasheet and the product page for EVM, tools and support information.

LTC1622

LTC1622 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC1622 stock available

Available Distributors with stock: 0

no online Distributor with LTC1622 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LTC1622. Or, compare LTC1622 side-by-side with other Buck Controller via the Comparison function.

Variation Compare Product Manufacturer Package
0% LTC1772B LTC1772B product overviewLTC1772B product overview Linear Technology SOT-23
0% LTC3772B LTC3772B product overviewLTC3772B product overview Linear Technology SOT-23, DFN-8
0% LTC3801B LTC3801B product overviewLTC3801B product overview Linear Technology SOT-23

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC1622.

V-IN max. 9.8 V, I-OUT 5 A, V-OUT min. 0.8 V, Frequency typ. 550 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744040630082 0.8 6.0 9.5 10.00 6 x 6 x 2.8
74404063010 1.0 5.2 7.5 10.00 6 x 6 x 2.8
74404064010 1.0 5.1 11.0 11.00 6 x 6 x 4.5
744065001 1.0 8.0 9.5 4.90 10 x 10 x 3.1
7440710082 0.8 7.3 8.0 7.00 8 x 8 x 4.6
744316100 1.0 11.5 11.5 4.75 5.5 x 5.3 x 4.3
744373240068 0.7 5.5 10.0 16.00 4.45 x 4.06 x 2
74437324010 1.0 5.0 9.0 22.00 4.45 x 4.06 x 2
74437336010 1.0 7.5 11.0 13.00 5.7 x 5.2 x 3
744383560068 0.7 8.2 9.4 7.50 4.1 x 4.1 x 2.1
74438356010 1.0 7.2 9.0 12.00 4.1 x 4.1 x 2.1
7447462010 1.0 8.5 8.0 6.00 5.5 x 5.5 x 8.5
744772010 1.0 7.5 10.0 4.70 7.8 x 7.8 x 10
744777001 1.0 6.8 10.2 8.40 7.3 x 7.3 x 4.5
7447779001 1.0 5.3 9.5 10.00 7.3 x 7.3 x 4.5
744778001 1.0 5.4 6.4 9.00 7.3 x 7.3 x 3.4
7447789001 1.0 5.4 6.4 10.00 7.3 x 7.3 x 3.5
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