LTC3835 Buck Controller overview

Description

Manufacturer
 
Category
Sub-Category

LTC3835 is a 1 channel, 1 phase sync Buck Controller. The maximum input voltage ranges from 4.00 V to 36.00 V and output current goes up to 20.00 A.

The Controller features fixed 650 kHz switching frequency which results in a typical inductor size of 0.0 uH and a peak efficiency of %. The LTC3835 is available in 2 package option(s): QFN-20 TSSOP-20 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 4.00 V
V-IN max. 36.00 V
I-OUT? 20.00 A
V-OUT min. 0.80 V
V-OUT max. 10.00 V
V-OUT adjustable
V-OUT programmable
sync/non-sync sync
Frequency typ. 650 kHz
Frequency adj. fixed
Frequency adj. min.
Frequency adj. max.
ext.clock sync. yes
ext.clock Frequency min. 140 kHz
ext.clock Frequency max. 650 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 single
Nr. of Phases 1
Peak Efficiency
component count min.
current limit adjustable
Nr.of package options 2
CSP
SOT
MSOP
QFN/DFN QFN-20
SO/SOIC
SOP TSSOP-20
DIP

LTC3835 Datasheet

Link to the most up-to-date LTC3835 datasheet and the product page for EVM, tools and support information.

LTC3835

LTC3835 inventory, samples and price

OEMSecrets.com
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Available Distributors with stock: 0

no online Distributor with LTC3835 stock available

Available Distributors with stock: 8

Arrow Electronics

ProductStockPriceBuy
LTC3835EUFD#PBF 910
10003.99 $
5004.15 $
2504.25 $
1004.48 $
255.42 $
18.15 $
Buy Now
LTC3835IGN-1#PBF 150
5004.93 $
2505.04 $
1005.31 $
256.42 $
19.66 $
Buy Now
LTC3835IUFD#PBF 135
10004.85 $
5005.04 $
2505.16 $
1005.22 $
256.57 $
19.90 $
Buy Now
LTC3835IFE#PBF 0
10004.85 $
5005.04 $
2505.16 $
1005.22 $
746.57 $
Buy Now
LTC3835EGN-1#PBF 0
10003.83 $
5003.98 $
2504.08 $
1004.28 $
Buy Now
LTC3835IUFD#TRPBF 0
25005.32 $
Buy Now
LTC3835IGN-1#TRPBF 0
25005.04 $
Buy Now
LTC3835IFE#TRPBF 0
25005.32 $
Buy Now
LTC3835EFE#PBF 0
10003.99 $
5004.15 $
2504.25 $
1484.48 $
Buy Now
LTC3835EUFD#TRPBF 0
25004.28 $
Buy Now
LTC3835EDHC-1#TRPBF 0
25003.90 $
Buy Now
LTC3835IDHC-1#TRPBF 0
25005.20 $
Buy Now
LTC3835EGN-1#TRPBF 0
25004.10 $
Buy Now
LTC3835IDHC-1#PBF 0
5004.93 $
2505.04 $
1465.10 $
Buy Now
LTC3835IDHC-1#PBF 0
2505.18 $
1465.31 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LTC3835EDHC-1#PBF 559
1003.99 €
254.83 €
17.28 €
Buy Now
LTC3835EFE#PBF 542
1004.17 €
255.04 €
17.60 €
Buy Now
LTC3835EGN-1#PBF 426
1003.99 €
254.83 €
17.28 €
Buy Now
LTC3835IUFD#PBF 365
1005.07 €
256.13 €
19.22 €
Buy Now
LTC3835IGN-1#PBF 216
1004.94 €
255.97 €
18.99 €
Buy Now
LTC3835IDHC-1#PBF 151
1004.97 €
256.01 €
19.05 €
Buy Now
LTC3835IFE#PBF 86
1005.07 €
256.13 €
19.22 €
Buy Now
DC965A 3
1111.18 €
Buy Now
LTC3835EUFD#PBF 0
1004.17 €
255.04 €
17.60 €
Buy Now
LTC3835EGN-1#TRPBF 0
25003.80 €
Buy Now
LTC3835EDHC-1#TRPBF 0
25003.80 €
Buy Now
LTC3835EFE#TRPBF 0
25003.97 €
Buy Now
LTC3835EUFD#TRPBF 0
25003.97 €
Buy Now
LTC3835IGN-1#TRPBF 0
25004.68 €
Buy Now
LTC3835IDHC-1#TRPBF 0
25004.68 €
Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
LTC3835EUFD#PBF 910
10003.99 $
5004.15 $
2504.25 $
1004.48 $
255.42 $
28.15 $
Buy Now
LTC3835IGN-1#PBF 150
5004.93 $
2505.04 $
1005.31 $
256.42 $
29.66 $
Buy Now
LTC3835IUFD#PBF 135
10004.85 $
5005.04 $
2505.16 $
1005.22 $
256.57 $
29.90 $
Buy Now
LTC3835EGN-1#PBF 70
504.71 $
254.85 $
35.00 $
Buy Now
LTC3835IFE#PBF 14
26.33 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
LTC3835EDHC-1#TRPBF 2302
18.64 $
255.73 $
1004.74 $
2504.50 $
5004.40 $
25004.10 $
Buy Now
LTC3835EFE#PBF 328
18.58 $
255.70 $
1004.71 $
2504.47 $
5004.37 $
10004.20 $
Buy Now
LTC3835IUFD#PBF 146
110.42 $
256.92 $
1005.72 $
2505.43 $
5005.31 $
10005.10 $
Buy Now
LTC3835EDHC-1#PBF 193
18.23 $
255.46 $
1004.51 $
2504.29 $
5004.19 $
10004.03 $
Buy Now
LTC3835EGN-1#PBF 121
18.23 $
255.46 $
1004.51 $
2504.29 $
5004.19 $
10004.03 $
Buy Now
LTC3835IFE#PBF 74
110.42 $
256.92 $
1005.72 $
2505.43 $
5005.31 $
10005.10 $
Buy Now

Bristol Electronics

ProductStockPriceBuy
LTC3835EGN-1#PBF 618

Quest Components

ProductStockPriceBuy
LTC3835EGN-1#PBF 494
3804.80 $
1705.28 $
19.60 $
Buy Now

Transfer Multisort Elektronik

ProductStockPriceBuy
LTC3835IGN-1#PBF 76
14.90 $
Buy Now

ComS.I.T.

ProductStockPriceBuy
LTC3835IUFDPBF 219

Available Distributors without stock: 3

Richardson RFPD

ProductStockPriceBuy
LTC3835IDHC-1#TRPBF 0
25005.44 $
50005.23 $
Buy Now
LTC3835EGN-1#PBF 0
1004.58 $
5004.45 $
10004.34 $
50004.17 $
Buy Now
LTC3835EUFD#PBF 0
1464.77 $
5004.64 $
10004.52 $
50004.36 $
Buy Now
LTC3835EFE#PBF 0
1484.77 $
5004.64 $
10004.52 $
50004.36 $
Buy Now
LTC3835EDHC-1#TRPBF 0
25004.42 $
50004.24 $
Buy Now
LTC3835IUFD#TRPBF 0
25005.54 $
50005.33 $
Buy Now
LTC3835IFE#PBF 0
746.13 $
1005.79 $
5005.64 $
10005.49 $
50005.28 $
Buy Now
LTC3835EFE#TRPBF 0
25004.60 $
50004.43 $
Buy Now
LTC3835IGN-1#TRPBF 0
25005.44 $
50005.23 $
Buy Now
LTC3835EUFD#TRPBF 0
25004.60 $
50004.43 $
Buy Now
LTC3835EDHC-1#PBF 0
1464.58 $
5004.45 $
10004.34 $
50004.17 $
Buy Now
LTC3835IGN-1#PBF 0
1005.65 $
5005.50 $
10005.36 $
50005.15 $
Buy Now
LTC3835IUFD#PBF 0
1465.79 $
5005.64 $
10005.49 $
50005.28 $
Buy Now
LTC3835EGN-1#TRPBF 0
25004.42 $
50004.24 $
Buy Now
LTC3835IDHC-1#PBF 0
1465.65 $
5005.50 $
10005.36 $
50005.15 $
Buy Now

element14 Asia-Pacific

ProductStockPriceBuy
LTC3835EFE#PBF 0
1006.51 SGD
257.89 SGD
111.33 SGD
Buy Now

Farnell element14

ProductStockPriceBuy
LTC3835EDHC-1#PBF 0
1003.26 GBP
253.80 GBP
16.02 GBP
Buy Now
LTC3835IGN-1#PBF 0
103.54 GBP
14.27 GBP
Buy Now
LTC3835IUFD#PBF 0
13.12 GBP
Buy Now

Table with equivalents and alternatives

The following Buck Controller are similar to LTC3835. Or, compare LTC3835 side-by-side with other Buck Controller via the Comparison function.

Variation Compare Product Manufacturer Package
0% LTC3834-1 LTC3834-1 product overviewLTC3834-1 product overview Linear Technology DFN-16, SSOP-16
0% LTC3835-1 LTC3835-1 product overviewLTC3835-1 product overview Linear Technology DFN-16, SSOP-16
0% LTC3851A-1 LTC3851A-1 product overviewLTC3851A-1 product overview Linear Technology MS-16

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3835.

V-IN max. 36 V, I-OUT 20 A, V-OUT min. 0.8 V, Frequency typ. 650 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
744306025 0.3 26.0 32.0 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
744307022 0.2 29.0 29.0 0.33 7.4 x 7.2 x 7.2
744308020 0.2 27.0 48.0 0.37 10.1 x 7 x 7
744308025 0.3 27.0 44.0 0.37 10.1 x 7 x 7
7443081022 0.2 38.0 45.0 0.29 9.4 x 6.2 x 8.1
744311022 0.2 21.0 32.0 1.10 7 x 6.9 x 4
744314024 0.2 20.0 28.0 1.00 7 x 6.9 x 5
744316022 0.2 20.0 25.0 1.25 5.5 x 5.3 x 4.3
744323020 0.2 22.0 50.0 0.82 10.6 x 10.6 x 3.1
744373560022 0.2 20.0 40.0 1.47 8.64 x 8.5 x 3
744373770022 0.2 25.0 40.0 0.75 13.5 x 12.6 x 3.5
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