LTC3880 Buck Controller overview

Description

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LTC3880 is a 2 channel, 6 phase sync Buck Controller. The maximum input voltage ranges from 4.50 V to 24.00 V and output current goes up to 30.00 A.

The Controller features adjustable 1000 kHz switching frequency which results in a typical inductor size of 0.0 uH and a peak efficiency of %. The LTC3880 is available in 1 package option(s): QFN-40 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 2
V-IN min. 4.50 V
V-IN max. 24.00 V
I-OUT? 30.00 A
V-OUT min. 0.50 V
V-OUT max. 5.50 V
V-OUT adjustable
V-OUT programmable
sync/non-sync sync
Frequency typ. 1000 kHz
Frequency adj. adjustable
Frequency adj. min. 250 kHz
Frequency adj. max. 1000 kHz
ext.clock sync. yes
ext.clock Frequency min. 250 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 yes
Single/ Multiphase multi
Nr. of Phases 6
Peak Efficiency
component count min.
current limit adjustable
Nr.of package options 1
CSP
SOT
MSOP
QFN/DFN QFN-40
SO/SOIC
SOP
DIP

LTC3880 Datasheet

Link to the most up-to-date LTC3880 datasheet and the product page for EVM, tools and support information.

LTC3880

LTC3880 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC3880 stock available

Available Distributors with stock: 0

no online Distributor with LTC3880 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LTC3880. Or, compare LTC3880 side-by-side with other Buck Controller via the Comparison function.

Variation Compare Product Manufacturer Package
25% LTC3773 LTC3773 product overviewLTC3773 product overview Linear Technology QFN-38, SSOP-36
25% LTC3802 LTC3802 product overviewLTC3802 product overview Linear Technology QFN-32, SSOP-28
50% LTC3826 LTC3826 product overviewLTC3826 product overview Linear Technology QFN-32
50% LTC3826-1 LTC3826-1 product overviewLTC3826-1 product overview Linear Technology SSOP-28
50% LTC3858-2 LTC3858-2 product overviewLTC3858-2 product overview Linear Technology QFN-32
50% LTC3890 LTC3890 product overviewLTC3890 product overview Linear Technology QFN-32
50% LTC3890-1 LTC3890-1 product overviewLTC3890-1 product overview Linear Technology SSOP-28
50% LTC3890-2 LTC3890-2 product overviewLTC3890-2 product overview Linear Technology QFN-32
50% LTC3890-3 LTC3890-3 product overviewLTC3890-3 product overview Linear Technology SSOP-28

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3880.

V-IN max. 24 V, I-OUT 30 A, V-OUT min. 0.5 V, Frequency typ. 1000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744302007 0.1 30.0 60.0 0.24 6.95 x 6.8 x 4.7
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