LT3724 Buck Controller overview

Description

Manufacturer
 
Category
Sub-Category

LT3724 is a 1 channel, 1 phase non-sync Buck Controller. The maximum input voltage ranges from 4.00 V to 60.00 V and output current goes up to 3.00 A.

The Controller features fixed 200 kHz switching frequency which results in a typical inductor size of 47.0 uH and a peak efficiency of 93 %. The LT3724 is available in  package option(s): .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 4.00 V
V-IN max. 60.00 V
I-OUT? 3.00 A
V-OUT min. 4.00 V
V-OUT max. 36.00 V
V-OUT adjustable
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 200 kHz
Frequency adj. fixed
Frequency adj. min.
Frequency adj. max.
ext.clock sync. no
ext.clock Frequency min.
ext.clock Frequency max.
Softstart yes
Softstart adjustable yes
Tracking no
Power Good (PG) no
Enable no
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 47.0 uH
Automotive AEC-Q100 no
Light-Load Mode yes
Single/ Multiphase single
Nr. of Phases 1
Peak Efficiency 93 %
component count min. 18
current limit adjustable no
Nr.of package options
CSP
SOT
MSOP
QFN/DFN
SO/SOIC
SOP
DIP

LT3724 Datasheet

Link to the most up-to-date LT3724 datasheet and the product page for EVM, tools and support information.

LT3724

LT3724 inventory, samples and price

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Available Distributors with stock: 7

ARROW-NAC (4)

ProductStockPriceBuy
LT3724MPFE#PBF72
18.49 USD
1007.21 USD
Buy Now
LT3724MPFE#PBF49
18.49 USD
1007.21 USD
Buy Now
LT3724IFE#PBF45
15.64 USD
1004.65 USD
Buy Now
LT3724EFE#PBF1529
13.69 USD
1003.30 USD
Buy Now

Chip-One-Stop (3)

ProductStockPriceBuy
LT3724EFE#PBF446
15.99 USD
105.04 USD
254.98 USD
504.75 USD
1004.64 USD
2004.43 USD
Buy Now
LT3724MPFE#PBF92
112.90 USD
510.90 USD
1010.70 USD
2510.20 USD
5010.00 USD
Buy Now
LT3724MPFE#PBF92
112.90 USD
510.90 USD
1010.70 USD
2510.20 USD
5010.00 USD
Buy Now

DIGI-KEY (3)

ProductStockPriceBuy
LT3724EFE#PBF976
16.41 USD
254.25 USD
1003.30 USD
Buy Now
LT3724IFE#PBF251
18.12 USD
255.64 USD
1004.65 USD
Buy Now
LT3724MPFE#PBF229
112.69 USD
258.49 USD
1007.21 USD
Buy Now
LT3724EFE#TRPBF0
25003.40 USD
Buy Now
LT3724IFE#TRPBF0
25004.75 USD
Buy Now
LT3724MPFE#TRPBF0
25007.31 USD
Buy Now

Element14 (2)

ProductStockPriceBuy
LT3724EFE#PBF115
110.24 USD
256.79 USD
1005.28 USD
Buy Now
LT3724IFE#PBF64
112.97 USD
259.02 USD
1007.43 USD
Buy Now

FARNELL-ELEMENT14 (2)

ProductStockPriceBuy
LT3724EFE#PBF242Buy Now
LT3724IFE#PBF64Buy Now

NEWARK (1)

ProductStockPriceBuy
LT3724EFE#PBF0
16.41 USD
254.26 USD
1003.30 USD
Buy Now
LT3724EFE#TRPBF0
15.35 USD
25003.84 USD
Buy Now
LT3724IFE#PBF6
14.84 USD
Buy Now

RS-COMPONENTS (1)

ProductStockPriceBuy
LT3724EFE#PBF71Buy Now

Available Distributors with stock: 0

no online Distributor with LT3724 stock available

Table with equivalents and alternatives

The following Buck Controller are similar to LT3724. Or, compare LT3724 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 LT3724.

V-IN max. 60 V, I-OUT 3 A, V-OUT min. 4 V, Frequency typ. 200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
7443251600 16.0 5.0 6.5 34.50 10.5 x 10.2 x 5
744750230150 15.0 3.7 5.7 27.90 8.8 x 8.8 x 11
744770112 12.0 5.9 6.3 21.00 12 x 12 x 8
744770115 15.0 5.0 6.0 24.00 12 x 12 x 8
744770118 18.0 4.2 5.4 32.00 12 x 12 x 8
744771112 12.0 3.9 4.9 23.00 12 x 12 x 6
744771115 15.0 3.8 4.6 25.00 12 x 12 x 6
744771118 18.0 3.5 4.3 29.00 12 x 12 x 6
7447714150 15.0 3.5 4.1 36.00 10 x 10 x 5
7447715120 12.0 3.5 3.6 30.00 12 x 12 x 4.5
7447798131 13.0 5.9 4.5 19.90 10.2 x 10.2 x 6.4
7447798151 15.0 5.5 4.0 21.80 10.2 x 10.2 x 6.4
7447798181 18.0 5.0 3.8 30.50 10.2 x 10.2 x 6.4
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