LTC3829 Buck Controller overview

Description

Manufacturer
 
Category
Sub-Category

LTC3829 is a 1 channel, 3 phase sync Buck Controller. The maximum input voltage ranges from 4.50 V to 38.00 V and output current goes up to 60.00 A.

The Controller features adjustable 770 kHz switching frequency which results in a typical inductor size of 0.0 uH and a peak efficiency of %. The LTC3829 is available in 2 package option(s): QFN-38 TSSOP-38 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 4.50 V
V-IN max. 38.00 V
I-OUT? 60.00 A
V-OUT min. 0.60 V
V-OUT max. 5.00 V
V-OUT adjustable
V-OUT programmable
sync/non-sync sync
Frequency typ. 770 kHz
Frequency adj. adjustable
Frequency adj. min. 250 kHz
Frequency adj. max. 770 kHz
ext.clock sync. yes
ext.clock Frequency min. 250 kHz
ext.clock Frequency max. 770 kHz
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 yes
Single/ Multiphase multi
Nr. of Phases 3
Peak Efficiency
component count min.
current limit adjustable
Nr.of package options 2
CSP
SOT
MSOP
QFN/DFN QFN-38
SO/SOIC
SOP TSSOP-38
DIP

LTC3829 Datasheet

Link to the most up-to-date LTC3829 datasheet and the product page for EVM, tools and support information.

LTC3829

LTC3829 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC3829 stock available

Available Distributors with stock: 5

Arrow Electronics

ProductStockPriceBuy
LTC3829IUHF#PBF 156
10004.84 $
5005.04 $
2505.15 $
1005.21 $
256.56 $
19.87 $
Buy Now
LTC3829EUHF#PBF 16
10004.17 $
5004.34 $
2504.44 $
1004.51 $
255.65 $
18.51 $
Buy Now
LTC3829EFE#PBF 0
10004.58 $
5004.76 $
2504.86 $
1004.93 $
Buy Now
LTC3829IFE#TRPBF 0
20005.67 $
Buy Now
LTC3829EFE#TRPBF 0
20005.03 $
Buy Now
LTC3829IFE#PBF 0
10005.17 $
5005.38 $
2505.50 $
1005.57 $
Buy Now
LTC3829EUHF#TRPBF 0
25004.61 $
Buy Now
LTC3829IUHF#TRPBF 0
25005.31 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LTC3829EUHF#PBF 208
1004.40 €
255.32 €
18.02 €
Buy Now
LTC3829IFE#PBF 150
1005.45 €
256.59 €
19.93 €
Buy Now
LTC3829IUHF#PBF 128
1005.10 €
256.17 €
19.29 €
Buy Now
LTC3829EFE#PBF 6
1004.83 €
255.84 €
18.79 €
Buy Now
DC1675A 2
1139.52 €
Buy Now
LTC3829EUHF#TRPBF 0
25004.16 €
Buy Now
LTC3829EFE#TRPBF 0
20004.54 €
Buy Now
LTC3829IUHF#TRPBF 0
25004.79 €
Buy Now
LTC3829IFE#TRPBF 0
20005.13 €
Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
LTC3829IUHF#PBF 156
10004.84 $
5005.04 $
2505.15 $
1005.21 $
256.56 $
29.87 $
Buy Now
LTC3829EFE#PBF 42
1005.11 $
255.88 $
28.85 $
Buy Now
LTC3829EUHF#PBF 16
10004.17 $
5004.34 $
2504.44 $
1004.51 $
255.65 $
28.51 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
LTC3829EUHF#PBF 226
18.96 $
255.95 $
1004.92 $
2504.67 $
5004.57 $
10004.39 $
Buy Now
LTC3829EFE#PBF 100
19.83 $
256.53 $
1005.39 $
2505.12 $
5005.01 $
10004.82 $
Buy Now
LTC3829IUHF#PBF 122
110.39 $
256.90 $
1005.70 $
2505.42 $
5005.30 $
10005.09 $
Buy Now
LTC3829IFE#PBF 100
111.10 $
257.37 $
1006.09 $
2505.79 $
5005.66 $
10005.44 $
Buy Now

Bristol Electronics

ProductStockPriceBuy
LTC3829EUHF#PBF 17 Buy Now
LTC3829EUHF#TRPBF 30 Buy Now

Available Distributors without stock: 1

Richardson RFPD

ProductStockPriceBuy
LTC3829EUHF#PBF 0
1564.99 $
5004.86 $
10004.72 $
50004.55 $
Buy Now
LTC3829IUHF#TRPBF 0
25005.54 $
50005.33 $
Buy Now
LTC3829EFE#TRPBF 0
20005.24 $
50005.05 $
Buy Now
LTC3829IFE#PBF 0
1006.18 $
5006.01 $
10005.85 $
50005.63 $
Buy Now
LTC3829EFE#PBF 0
1005.47 $
5005.32 $
10005.18 $
50004.99 $
Buy Now
LTC3829EUHF#TRPBF 0
25004.80 $
50004.62 $
Buy Now
LTC3829IFE#TRPBF 0
20005.94 $
50005.70 $
Buy Now
LTC3829IUHF#PBF 0
1045.78 $
5005.62 $
10005.48 $
50005.26 $
Buy Now

Table with equivalents and alternatives

The following Buck Controller are similar to LTC3829. Or, compare LTC3829 side-by-side with other Buck Controller via the Comparison function.

Variation Compare Product Manufacturer Package
0% LTC3829 (multiphase) LTC3829 (multiphase) product overviewLTC3829 (multiphase) product overview Linear Technology QFN-38, TSSOP-38
50% LTC3883 LTC3883 product overviewLTC3883 product overview Linear Technology QFN-32

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3829.

V-IN max. 38 V, I-OUT 60 A, V-OUT min. 0.6 V, Frequency typ. 770 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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