LTC3828 Buck Controller overview

Description

Manufacturer
 
Category
Sub-Category

LTC3828 is a 1 channel, 2 phase sync Buck Controller. The maximum input voltage ranges from 4.00 V to 28.00 V and output current goes up to 25.00 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 LTC3828 is available in 2 package option(s): QFN-32 SSOP-28 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 4.00 V
V-IN max. 28.00 V
I-OUT? 25.00 A
V-OUT min. 0.80 V
V-OUT max. 7.00 V
V-OUT adjustable
V-OUT programmable
sync/non-sync sync
Frequency typ. 550 kHz
Frequency adj. fixed
Frequency adj. min.
Frequency adj. max.
ext.clock sync. yes
ext.clock Frequency min. 260 kHz
ext.clock Frequency max. 550 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 multi
Nr. of Phases 2
Peak Efficiency
component count min.
current limit adjustable
Nr.of package options 2
CSP
SOT
MSOP
QFN/DFN QFN-32
SO/SOIC
SOP SSOP-28
DIP

LTC3828 Datasheet

Link to the most up-to-date LTC3828 datasheet and the product page for EVM, tools and support information.

LTC3828

LTC3828 inventory, samples and price

OEMSecrets.com
findchips.com

Available Distributors with stock: 3

ARROW-NAC (2)

ProductStockPriceBuy
LTC3828EUH193
19.38 USD
746.82 USD
2204.69 USD
Buy Now
LTC3828EG#PBF34
16.64 USD
1005.47 USD
Buy Now

Chip-One-Stop (2)

ProductStockPriceBuy
LTC3828EG#PBF34
110.10 USD
58.63 USD
108.43 USD
Buy Now
LTC3828EUH#PBF2841
110.70 USD
59.07 USD
108.97 USD
258.56 USD
508.35 USD
1007.92 USD
Buy Now

DIGI-KEY (2)

ProductStockPriceBuy
LTC3828EUH#PBF157
19.42 USD
256.64 USD
1005.47 USD
Buy Now
LTC3828EG#PBF91
19.42 USD
256.64 USD
1005.47 USD
Buy Now
LTC3828EG#TRPBF0
20005.57 USD
Buy Now
LTC3828EUH#TRPBF0
25005.57 USD
Buy Now

Available Distributors without stock: 1

Element14 (0)

ProductStockPriceBuy
LTC3828EG#PBF0
115.05 USD
2510.61 USD
1008.74 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with LTC3828 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LTC3828. Or, compare LTC3828 side-by-side with other Buck Controller via the Comparison function.

no alternatives found

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3828.

V-IN max. 28 V, I-OUT 25 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)
744302015 0.2 30.0 32.0 0.24 6.95 x 6.8 x 4.7
744303015 0.2 31.0 42.0 0.33 10 x 6.8 x 5
744303022 0.2 31.0 32.0 0.33 10 x 6.8 x 5
744304016 0.2 26.0 32.0 0.17 11.5 x 11.8 x 4
744305022 0.2 28.0 42.0 0.16 13.5 x 13.3 x 5.2
744306020 0.2 26.0 36.0 0.30 10.5 x 10.3 x 5.5
744307016 0.2 29.0 41.0 0.33 7.4 x 7.2 x 7.2
744308015 0.2 27.0 58.0 0.37 10.1 x 7 x 7
744308020 0.2 27.0 48.0 0.37 10.1 x 7 x 7
7443081018 0.2 38.0 60.0 0.29 9.4 x 6.2 x 8.1
7443081022 0.2 38.0 45.0 0.29 9.4 x 6.2 x 8.1
744325016 0.2 25.0 58.0 0.51 10.5 x 10.2 x 5
7443320022 0.2 27.0 60.0 1.10 12.1 x 11.4 x 10
744355019 0.2 29.0 60.0 0.50 13 x 12.8 x 5
744355215 0.2 25.0 60.0 0.58 10.5 x 10.2 x 4.2
744373770022 0.2 25.0 40.0 0.75 13.5 x 12.6 x 3.5
0Results
Module
Fresh Search
Replacement Search with
0% tolerance (0)
10% tolerance (0)
25% tolerance (0)
50% tolerance (0)
add to Compare
Last Tweets
Update for the DC/DC Buck-Boost Converter Selector with additional products, fresh equivalent suggestions and more: https://t.co/C8PXhcizYQ
Meet us at the Electronica Tradeshow in Munich, appointments under info@dcdcselector.com https://t.co/1uiualLN1x
Speaker at the Vogel Power Congress in Wuerzburg, on 26.10. Program and details under: https://t.co/p2SHquFhtH
Feedback
ajax-loader.gif
Loading. Please wait.