LTC3823 Buck Controller overview

Description

Manufacturer
 
Category
Sub-Category

LTC3823 is a 1 channel, 1 phase sync Buck Controller. The maximum input voltage ranges from 4.50 V to 30.00 V and output current goes up to 25.00 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 LTC3823 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. 4.50 V
V-IN max. 30.00 V
I-OUT? 25.00 A
V-OUT min. 0.60 V
V-OUT max. 27.00 V
V-OUT adjustable
V-OUT programmable
sync/non-sync sync
Frequency typ. 1000 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 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 single
Nr. of Phases 1
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

LTC3823 Datasheet

Link to the most up-to-date LTC3823 datasheet and the product page for EVM, tools and support information.

LTC3823

LTC3823 inventory, samples and price

OEMSecrets.com
findchips.com

Available Distributors with stock: 5

ARROW-NAC (2)

ProductStockPriceBuy
LTC3823IUH#PBF12
14.20 USD
1003.57 USD
Buy Now
LTC3823EUH#PBF549
13.93 USD
1003.24 USD
Buy Now

Chip-One-Stop (3)

ProductStockPriceBuy
LTC3823EUH#PBF949
14.67 USD
104.50 USD
503.23 USD
1003.18 USD
2002.93 USD
5002.69 USD
Buy Now
LTC3823EUH#PBF949
14.67 USD
104.50 USD
503.23 USD
1003.18 USD
2002.93 USD
5002.69 USD
Buy Now
LTC3823IUH#PBF470
16.53 USD
105.49 USD
255.43 USD
505.18 USD
1005.06 USD
2004.82 USD
Buy Now

DIGI-KEY (3)

ProductStockPriceBuy
LTC3823IUH#PBF854
16.28 USD
254.20 USD
1003.57 USD
Buy Now
LTC3823EUH#PBF58
15.53 USD
253.93 USD
1003.24 USD
Buy Now
LTC3823EGN#PBF49
15.53 USD
253.93 USD
1003.24 USD
Buy Now
LTC3823EGN#TRPBF0
25003.34 USD
Buy Now
LTC3823EUH#TRPBF0
25003.34 USD
Buy Now
LTC3823IGN#PBF0
4413.57 USD
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LTC3823IGN#TRPBF0
25003.67 USD
Buy Now
LTC3823IUH#TRPBF0
25003.67 USD
Buy Now

Element14 (1)

ProductStockPriceBuy
LTC3823EGN#PBF0
18.84 USD
256.28 USD
1005.18 USD
Buy Now
LTC3823EUH#PBF0
18.84 USD
256.28 USD
1005.18 USD
Buy Now
LTC3823IGN#PBF35
19.95 USD
256.93 USD
1006.74 USD
Buy Now
LTC3823IUH#PBF0
110.04 USD
256.71 USD
1005.71 USD
Buy Now

FARNELL-ELEMENT14 (1)

ProductStockPriceBuy
LTC3823IGN#PBF35Buy Now

Available Distributors without stock: 1

NEWARK (0)

ProductStockPriceBuy
LTC3823IUH#PBF0
16.29 USD
254.22 USD
1003.57 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with LTC3823 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LTC3823. Or, compare LTC3823 side-by-side with other Buck Controller via the Comparison function.

Variation Compare Product Manufacturer Package
0% LTC3833 LTC3833 product overviewLTC3833 product overview Linear Technology QFN-20, TSSOP-20
0% LTC3866 LTC3866 product overviewLTC3866 product overview Linear Technology QFN-24, TSSOP-24
0% LTC3867 LTC3867 product overviewLTC3867 product overview Linear Technology QFN-24
25% 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 LTC3823.

V-IN max. 30 V, I-OUT 25 A, V-OUT min. 0.6 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
744302010 0.1 30.0 45.0 0.24 6.95 x 6.8 x 4.7
744304010 0.1 26.0 52.0 0.17 11.5 x 11.8 x 4
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Last Tweets
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