LTC3115-1 Buck-Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LTC3115-1 is a 40.00 V, 2.00 A output current sync Buck-Boost Converter from . The 2.70 V to 40.00 V input range can be converted into a 2.70 V to 40.00 V output voltage.

The Buck-Boost Converter features adjustable 1000 kHz switching frequency, requires a typical inductor size of 10.0 µH and provides a peak efficiency of 95 %. LTC3115-1 circuitry consists typically of 14 external components and is available in 2 package option(s): DFN-16 TSSOP-20 .

For LTC3115-1 replacement search, select a main parameter tolerance value and adjust the checkboxes for feature match. The product counter within the button shows the number of available equivalents and a click on the replacement button shows all possible replacements within a parametric overview.

ParameterValueReplacement
Search Filter
V-IN min. 2.70 V
V-IN max. 40.00 V
I-OUT? 2.00 A
V-OUT min. 2.70 V
V-OUT max. 40.00 V
V-OUT fixed adjustable
V-OUT programmable no
sync/non-sync sync
Frequency typ. 1000 kHz
Frequency adjustable adjustable
Frequency adjustable min. 100 kHz
Frequency adjustable max. 2000 kHz
ext.clock sync yes
Frequency sync. min.
Frequency sync. max.
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
Quiescent current max. -50 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 10.0 µH
Automotive AEC-Q100 no
Light-Load Mode yes
Topology Buck-Boost
Peak Efficiency 95 %
Component count min. 14
current limit adjustable no
LBI/LBO no
Nr. of package options 2
CSP
SOT
MSOP
QFN DFN-16
SO/SOIC
SOP TSSOP-20

Charts and pictures

LTC3115-1 position within the market

LTC3115-1 Datasheet

Link to the most up-to-date LTC3115-1 datasheet and the product page for EVM, tools and support information.

LTC3115-1

LTC3115-1 Distributor price breaks and sample stock

LTC3115-1 prices and available buy online distributors. Optional, check regional sources for price and inventory: for Russia via efind, for South Korea via ICPart, for Japan via ICBAIBAI, for China via IC5858 or International via IC2IC.

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Available Distributors with stock: 7

ARROW-NAC (10)

ProductStockPriceBuy
LTC3115EFE-2#PBF64
17.93 USD
1006.74 USD
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LTC3115IDHD-1#PBF1251
18.42 USD
1007.15 USD
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LTC3115EDHD-2#PBF110
17.64 USD
1006.50 USD
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LTC3115HFE-1#PBF81
19.09 USD
1007.72 USD
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LTC3115IDHD-1#TRPBF2500
25007.20 USD
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LTC3115HFE-2#PBF19
19.09 USD
1007.72 USD
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LTC3115MPFE-1#PBF370
7423.54 USD
14820.01 USD
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LTC3115IFE-1#PBF178
18.73 USD
1007.42 USD
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LTC3115IFE-2#PBF27
18.73 USD
1007.42 USD
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LTC3115EFE-1#PBF518
17.93 USD
1006.74 USD
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Chip-One-Stop (15)

ProductStockPriceBuy
LTC3115EDHD-1#PBF93
17.91 USD
106.56 USD
506.33 USD
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LTC3115EDHD-1#PBF849
111.60 USD
59.82 USD
109.70 USD
259.26 USD
509.04 USD
1008.57 USD
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LTC3115EDHD-2#PBF126
19.46 USD
59.28 USD
107.30 USD
506.58 USD
1005.92 USD
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LTC3115EFE-1#PBF564
18.25 USD
106.83 USD
506.59 USD
1486.47 USD
2966.32 USD
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LTC3115EFE-1#PBF221
112.80 USD
510.80 USD
1010.70 USD
2510.20 USD
509.98 USD
1009.46 USD
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LTC3115EFE-2#PBF53
17.81 USD
107.13 USD
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LTC3115EFE-2#PBF444
00.00 USD
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LTC3115EFE-2#PBF444
00.00 USD
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LTC3115HFE-1#PBF153
113.80 USD
511.60 USD
1011.50 USD
2511.00 USD
5010.70 USD
10010.20 USD
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LTC3115HFE-2#PBF45
19.05 USD
57.73 USD
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LTC3115IDHD-1#PBF703
111.80 USD
511.50 USD
1011.00 USD
2510.90 USD
5010.20 USD
10010.00 USD
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LTC3115IDHD-2#PBF56
18.38 USD
57.16 USD
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LTC3115IFE-1#PBF234
19.46 USD
108.31 USD
508.00 USD
1487.80 USD
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LTC3115IFE-2#PBF59
18.64 USD
57.17 USD
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LTC3115MPFE-1#PBF370
7425.90 USD
14825.60 USD
22225.40 USD
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DIGI-KEY (14)

ProductStockPriceBuy
LTC3115EDHD-1#PBF2217
111.43 USD
257.64 USD
1006.50 USD
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LTC3115EDHD-2#PBF244
111.43 USD
257.64 USD
1006.50 USD
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LTC3115EFE-1#PBF3651
111.86 USD
257.93 USD
1006.74 USD
Buy Now
LTC3115EFE-2#PBF736
111.86 USD
257.93 USD
1006.74 USD
Buy Now
LTC3115IDHD-1#PBF2136
112.56 USD
258.42 USD
1007.15 USD
Buy Now
LTC3115IFE-1#PBF3061
113.04 USD
258.73 USD
1007.42 USD
Buy Now
LTC3115HFE-1#PBF927
113.57 USD
259.09 USD
1007.72 USD
Buy Now
LTC3115IDHD-2#PBF304
112.56 USD
258.42 USD
1007.15 USD
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LTC3115IFE-2#PBF411
113.04 USD
258.73 USD
1007.42 USD
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LTC3115HFE-2#PBF228
113.57 USD
259.09 USD
1007.72 USD
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LTC3115MPFE-2#PBF147
128.16 USD
2523.54 USD
10020.01 USD
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DC1687A6
1226.13 USD
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LTC3115MPFE-1#PBF14
128.16 USD
2523.54 USD
10020.01 USD
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DC2119A4
1226.13 USD
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LTC3115EDHD-1#TRPBF0
25006.60 USD
Buy Now
LTC3115EDHD-2#TRPBF0
25006.60 USD
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LTC3115EFE-1#TRPBF0
25006.84 USD
Buy Now
LTC3115EFE-2#TRPBF0
25006.84 USD
Buy Now
LTC3115IDHD-1#TRPBF0
25007.25 USD
Buy Now
LTC3115IDHD-2#TRPBF0
25007.25 USD
Buy Now
LTC3115IFE-1#TRPBF0
25007.52 USD
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LTC3115IFE-2#TRPBF0
25007.52 USD
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LTC3115HFE-1#TRPBF0
25007.82 USD
Buy Now
LTC3115HFE-2#TRPBF0
25007.82 USD
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LTC3115MPFE-1#TRPBF0
250020.11 USD
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Element14 (8)

ProductStockPriceBuy
LTC3115EDHD-1#PBF430
118.13 USD
2512.12 USD
10010.32 USD
Buy Now
LTC3115EDHD-2#PBF0
118.13 USD
2512.12 USD
10010.32 USD
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LTC3115EFE-1#PBF509
118.81 USD
2512.58 USD
10010.70 USD
Buy Now
LTC3115EFE-2#PBF185
118.81 USD
2512.58 USD
10010.70 USD
Buy Now
LTC3115HFE-2#PBF73
121.53 USD
2514.42 USD
10012.25 USD
Buy Now
LTC3115IDHD-1#PBF52
119.93 USD
2513.36 USD
10011.35 USD
Buy Now
LTC3115IDHD-2#PBF114
119.93 USD
2513.36 USD
10011.35 USD
Buy Now
LTC3115IFE-1#PBF156
120.69 USD
2513.85 USD
10011.77 USD
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LTC3115IFE-2#PBF212
120.69 USD
2513.85 USD
10011.77 USD
Buy Now
LTC3115MPFE-2#PBF0
144.68 USD
2537.34 USD
10031.75 USD
Buy Now

FARNELL-ELEMENT14 (24)

ProductStockPriceBuy
LTC3115EDHD-1#PBF550Buy Now
LTC3115EDHD-1#PBF550Buy Now
LTC3115EDHD-1#PBF550Buy Now
LTC3115EFE-1#PBF724Buy Now
LTC3115EFE-1#PBF724Buy Now
LTC3115EFE-1#PBF724Buy Now
LTC3115EFE-2#PBF207Buy Now
LTC3115EFE-2#PBF207Buy Now
LTC3115EFE-2#PBF207Buy Now
LTC3115HFE-2#PBF73Buy Now
LTC3115HFE-2#PBF73Buy Now
LTC3115HFE-2#PBF73Buy Now
LTC3115IDHD-1#PBF84Buy Now
LTC3115IDHD-1#PBF74Buy Now
LTC3115IDHD-1#PBF74Buy Now
LTC3115IDHD-2#PBF114Buy Now
LTC3115IDHD-2#PBF114Buy Now
LTC3115IDHD-2#PBF114Buy Now
LTC3115IFE-1#PBF188Buy Now
LTC3115IFE-1#PBF188Buy Now
LTC3115IFE-1#PBF188Buy Now
LTC3115IFE-2#PBF212Buy Now
LTC3115IFE-2#PBF212Buy Now
LTC3115IFE-2#PBF212Buy Now

NEWARK (3)

ProductStockPriceBuy
LTC3115EDHD-1#PBF0
111.44 USD
257.67 USD
1006.50 USD
Buy Now
LTC3115EDHD-1#TRPBF0
111.08 USD
25007.95 USD
Buy Now
LTC3115EDHD-2#PBF0
111.44 USD
257.67 USD
1006.50 USD
Buy Now
LTC3115EDHD-2#TRPBF0
111.08 USD
25007.95 USD
Buy Now
LTC3115EFE-1#PBF148
111.87 USD
257.96 USD
1006.74 USD
Buy Now
LTC3115EFE-1#TRPBF0
111.50 USD
25008.25 USD
Buy Now
LTC3115EFE-2#PBF0
111.87 USD
257.96 USD
1006.74 USD
Buy Now
LTC3115HFE-1#TRPBF0
18.22 USD
25007.82 USD
Buy Now
LTC3115HFE-2#PBF0
113.59 USD
259.11 USD
1007.72 USD
Buy Now
LTC3115IDHD-1#PBF0
112.59 USD
258.44 USD
1007.15 USD
Buy Now
LTC3115IDHD-1#TRPBF0
112.21 USD
25008.76 USD
Buy Now
LTC3115IDHD-2#PBF0
112.59 USD
258.44 USD
1007.15 USD
Buy Now
LTC3115IDHD-2#TRPBF0
112.21 USD
25008.76 USD
Buy Now
LTC3115IFE-1#PBF3
17.42 USD
257.42 USD
1007.42 USD
Buy Now
LTC3115IFE-2#PBF0
113.06 USD
258.76 USD
1007.42 USD
Buy Now
LTC3115IFE-2#TRPBF0
112.66 USD
25009.08 USD
Buy Now
LTC3115MPFE-2#PBF49
120.01 USD
2520.01 USD
10020.01 USD
Buy Now
LTC3115MPFE-2#TRPBF0
134.14 USD
250024.49 USD
Buy Now

RS-COMPONENTS (9)

ProductStockPriceBuy
LTC3115EDHD-1#PBF21Buy Now
LTC3115EDHD-1#PBF66Buy Now
LTC3115EFE-1#PBF67Buy Now
LTC3115EFE-1#PBF428Buy Now
LTC3115EFE-1#PBF148Buy Now
LTC3115IDHD-1#PBF61Buy Now
LTC3115IFE-1#PBF18Buy Now
LTC3115IFE-1#PBF129Buy Now
LTC3115IFE-1#PBF74Buy Now

Available Distributors with stock: 0

no online Distributor with LTC3115 stock available

Equivalents and alternatives

The following Buck-Boost DC/DC Converter are similar to LTC3115-1. Optional, compare LTC3115-1 side-by-side with other selected Buck-Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LTC3115-2 LTC3115-2 product overviewLTC3115-2 product overview Linear Technology DFN-16, TSSOP-20

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3115-1.

V-IN max. 40 V, I-OUT 2 A, V-OUT min. 2.7 V, Frequency typ. 1000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74404042033 3.3 2.0 2.9 55.00 4 x 4 x 1.8
74404052033 3.3 2.6 3.0 42.20 5 x 5 x 2
74404052039 3.9 2.4 2.8 50.50 5 x 5 x 2
74404054033 3.3 3.4 4.3 24.00 5 x 5 x 4
74404063033 3.3 3.5 4.5 25.00 6 x 6 x 2.8
744052002 2.5 2.4 2.7 20.00 5.8 x 5.8 x 2
744052003 3.0 2.2 2.4 40.00 5.8 x 5.8 x 2
744053002 2.6 3.0 2.7 20.00 5.8 x 5.8 x 3
744053003 3.0 2.8 2.5 20.00 5.8 x 5.8 x 3
744062003 3.3 2.8 2.5 20.00 6.8 x 6.8 x 2.5
7440650033 3.3 5.3 4.7 15.00 10 x 10 x 3.1
7440700033 3.3 3.2 2.6 30.00 8 x 8 x 2
744071039 3.9 4.9 4.5 13.00 8 x 8 x 4.6
74408942033 3.3 2.1 3.5 48.30 4.8 x 4.8 x 3.1
74408943033 3.3 2.6 3.6 31.00 4.8 x 4.8 x 4.1
74437321033 3.3 2.3 3.9 84.00 4.45 x 4.06 x 1.2
74437324033 3.3 2.5 4.2 69.00 4.45 x 4.06 x 2
74438336033 3.3 2.2 4.3 99.00 3 x 3 x 2
7447462033 3.3 4.7 4.0 16.00 5.5 x 5.5 x 8.5
744773027 2.7 2.3 3.0 39.00 4 x 4.5 x 3.5
744773033 3.3 2.0 2.9 41.00 4 x 4.5 x 3.5
744777003 3.3 3.5 4.6 25.00 7.3 x 7.3 x 4.5
7447779003 3.3 3.3 4.5 26.00 7.3 x 7.3 x 4.5
744778003 3.3 3.1 4.1 24.00 7.3 x 7.3 x 3.4
7447785003 3.3 2.8 3.0 43.00 5.9 x 6.2 x 3.3
7447789003 3.3 3.4 4.2 24.00 7.3 x 7.3 x 3.5
744787027 2.7 4.4 4.5 13.50 7.8 x 7 x 5
744787039 3.9 3.8 4.0 16.70 7.8 x 7 x 5
784773033 3.3 2.0 2.9 41.00 4 x 4.5 x 3.5
784777033 3.3 2.5 4.7 58.00 7.3 x 7.3 x 4.3
784778033 3.3 2.7 3.7 54.00 7.3 x 7.3 x 3.5
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