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.

OEMSecrets.com
findchips.com

Available Distributors with stock: 6

Chip One Stop (16)

ProductStockPriceBuy
LTC3115EDHD-1#PBF20
111.40 USD
107.88 USD
Buy Now
LTC3115EDHD-1#PBF3
110.70 USD
Buy Now
LTC3115EDHD-2#PBF5
110.80 USD
59.53 USD
Buy Now
LTC3115EFE-1#PBF493
110.20 USD
507.01 USD
1486.72 USD
2966.47 USD
Buy Now
LTC3115EFE-1#PBF327
111.10 USD
59.86 USD
107.98 USD
Buy Now
LTC3115EFE-2#PBF242
111.80 USD
108.22 USD
507.99 USD
1007.83 USD
2007.55 USD
Buy Now
LTC3115EFE-2#PBF94
111.10 USD
59.86 USD
107.98 USD
Buy Now
LTC3115IDHD-1#PBF8
110.20 USD
Buy Now
LTC3115IDHD-1#PBF403
111.80 USD
510.40 USD
108.20 USD
507.54 USD
1006.89 USD
2006.34 USD
Buy Now
LTC3115IDHD-1#TRPBF842
111.80 USD
510.40 USD
108.47 USD
Buy Now
LTC3115IDHD-2#PBF292
110.70 USD
108.40 USD
508.31 USD
1007.57 USD
2007.30 USD
Buy Now
LTC3115IDHD-2#PBF209
111.70 USD
510.30 USD
108.10 USD
507.45 USD
1006.81 USD
2006.26 USD
Buy Now
LTC3115IFE-1#PBF122
113.00 USD
108.99 USD
508.62 USD
1007.33 USD
Buy Now
LTC3115IFE-1#PBF240
112.30 USD
510.80 USD
108.80 USD
Buy Now
LTC3115IFE-2#PBF55
113.20 USD
511.60 USD
109.46 USD
Buy Now
LTC3115IFE-2#PBF55
113.20 USD
511.60 USD
109.46 USD
Buy Now

Conrad COM (1)

ProductStockPriceBuy
LTC3115IFE-2#PBF18Buy Now

Conrad UK (1)

ProductStockPriceBuy
LTC3115IFE-2#PBF18Buy Now

Digi-Key (18)

ProductStockPriceBuy
LTC3115EDHD-1#PBF2630
111.66 USD
257.79 USD
1006.63 USD
Buy Now
LTC3115EDHD-2#PBF773
111.66 USD
257.79 USD
1006.63 USD
Buy Now
LTC3115EFE-1#PBF1922
112.10 USD
258.09 USD
1006.87 USD
Buy Now
LTC3115EFE-2#PBF755
112.10 USD
258.09 USD
1006.87 USD
Buy Now
LTC3115IDHD-1#PBF2135
112.81 USD
258.59 USD
1007.29 USD
Buy Now
LTC3115IDHD-2#PBF355
112.81 USD
258.59 USD
1007.29 USD
Buy Now
LTC3115IFE-1#PBF3700
113.30 USD
258.90 USD
1007.57 USD
Buy Now
LTC3115HFE-1#PBF234
113.84 USD
259.27 USD
1007.87 USD
Buy Now
LTC3115IFE-2#PBF436
113.30 USD
258.90 USD
1007.57 USD
Buy Now
LTC3115MPFE-2#PBF418
128.72 USD
2524.01 USD
10020.41 USD
Buy Now
LTC3115HFE-2#PBF134
113.84 USD
259.27 USD
1007.87 USD
Buy Now
LTC3115EFE-1#TRPBF0
25006.98 USD
Buy Now
LTC3115EFE-1#TRPBF2275
113.69 USD
2512.22 USD
1008.37 USD
2507.67 USD
Buy Now
LTC3115EFE-1#TRPBF2275
113.69 USD
2512.22 USD
1008.37 USD
2507.67 USD
Buy Now
LTC3115IDHD-1#TRPBF0
25007.40 USD
Buy Now
LTC3115IDHD-1#TRPBF605
114.49 USD
2512.94 USD
1008.87 USD
2508.13 USD
Buy Now
LTC3115IDHD-1#TRPBF605
114.49 USD
2512.94 USD
1008.87 USD
2508.13 USD
Buy Now
DC1687A9
1229.50 USD
Buy Now
LTC3115MPFE-1#PBF67
128.72 USD
2524.01 USD
10020.41 USD
Buy Now
LTC3115EDHD-1#TRPBF0
25006.73 USD
Buy Now
LTC3115EDHD-1#TRPBF0
113.20 USD
2511.79 USD
1008.08 USD
2507.41 USD
Buy Now
LTC3115EDHD-1#TRPBF0
113.20 USD
2511.79 USD
1008.08 USD
2507.41 USD
Buy Now
DC2119A1
1229.50 USD
Buy Now
LTC3115EDHD-2#TRPBF0
25006.73 USD
Buy Now
LTC3115EFE-2#TRPBF0
25006.98 USD
Buy Now

Newark Electronics (2)

ProductStockPriceBuy
LTC3115EFE-1#PBF7
111.87 USD
257.96 USD
1006.74 USD
Buy Now
LTC3115MPFE-2#PBF49
17.79 USD
257.79 USD
1007.79 USD
Buy Now

RS Components (6)

ProductStockPriceBuy
LTC3115EDHD-1#PBF8Buy Now
LTC3115EFE-1#PBF34Buy Now
LTC3115EFE-1#PBF357Buy Now
LTC3115IDHD-1#PBF168Buy Now
LTC3115IFE-1#PBF23Buy Now
LTC3115IFE-1#PBF130Buy Now

Available Distributors without stock: 3

Element14 (0)

ProductStockPriceBuy
LTC3115EDHD-1#PBF0Buy Now
LTC3115EDHD-2#PBF0Buy Now
LTC3115EFE-1#PBF0Buy Now
LTC3115EFE-2#PBF0Buy Now
LTC3115HFE-2#PBF0Buy Now
LTC3115IDHD-1#PBF0Buy Now
LTC3115IDHD-2#PBF0Buy Now
LTC3115IFE-1#PBF0Buy Now
LTC3115IFE-2#PBF0Buy Now

Farnell Element14 (0)

ProductStockPriceBuy
LTC3115EDHD-1#PBF0Buy Now
LTC3115EDHD-2#PBF0Buy Now
LTC3115EFE-1#PBF0Buy Now
LTC3115EFE-2#PBF0Buy Now
LTC3115HFE-2#PBF0Buy Now
LTC3115IDHD-1#PBF0Buy Now
LTC3115IDHD-2#PBF0Buy Now
LTC3115IFE-1#PBF0Buy Now
LTC3115IFE-2#PBF0Buy Now

Rutronik (0)

ProductStockPriceBuy
nnBuy Now

Available Distributors with stock: 8

Arrow Electronics

ProductStockPriceBuy
LTC3115IDHD-1#TRPBF 815
1007.25 $
Buy Now
LTC3115EDHD-1#PBF 625
1006.50 $
17.64 $
Buy Now
LTC3115IDHD-1#PBF 383
1007.15 $
18.42 $
Buy Now
LTC3115EFE-1#PBF 327
1006.74 $
17.93 $
Buy Now
LTC3115EDHD-2#PBF 297
1006.50 $
17.64 $
Buy Now
LTC3115IDHD-2#PBF 142
1007.15 $
18.42 $
Buy Now
LTC3115IFE-2#PBF 48
1007.42 $
18.73 $
Buy Now
LTC3115IDHD-2#PBF 21
1007.15 $
18.42 $
Buy Now
LTC3115MPFE-2#PBF 18
10020.01 $
123.54 $
Buy Now
LTC3115IFE-2#PBF 7
1007.42 $
18.73 $
Buy Now

Digi-Key

ProductStockPriceBuy
LTC3115IFE-1#PBF 3700
1006.41 €
257.54 €
111.26 €
Buy Now
LTC3115EDHD-1#PBF 2630
1005.61 €
256.60 €
19.87 €
Buy Now
LTC3115EFE-1#TRPBF 2275
2506.50 €
1007.09 €
2510.35 €
111.59 €
Buy Now
LTC3115EFE-1#TRPBF 2275
2506.50 €
1007.09 €
2510.35 €
111.59 €
Buy Now
LTC3115IDHD-1#PBF 2135
1006.17 €
257.27 €
110.84 €
Buy Now
LTC3115EFE-1#PBF 1922
1005.82 €
256.85 €
110.24 €
Buy Now
LTC3115EDHD-2#PBF 773
1005.61 €
256.60 €
19.87 €
Buy Now
LTC3115EFE-2#PBF 755
1005.82 €
256.85 €
110.24 €
Buy Now
LTC3115IFE-2#PBF 436
1006.41 €
257.54 €
111.26 €
Buy Now
LTC3115MPFE-2#PBF 418
10017.28 €
2520.33 €
124.31 €
Buy Now
LTC3115IDHD-2#PBF 355
1006.17 €
257.27 €
110.84 €
Buy Now
LTC3115HFE-1#PBF 234
1006.67 €
257.85 €
111.72 €
Buy Now
LTC3115HFE-2#PBF 134
1006.67 €
257.85 €
111.72 €
Buy Now
LTC3115EFE-1#TRPBF 0
25005.91 €
Buy Now
LTC3115IDHD-1#TRPBF 0
25006.26 €
Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
LTC3115EDHD-1#PBF 625
1006.50 $
27.64 $
Buy Now
LTC3115IDHD-1#PBF 383
18.42 $
Buy Now
LTC3115EFE-1#PBF 327
1006.74 $
27.93 $
Buy Now
LTC3115EDHD-2#PBF 297
1006.50 $
17.64 $
Buy Now
LTC3115IDHD-2#PBF 209
1007.15 $
18.42 $
Buy Now
LTC3115IDHD-2#PBF 142
1007.15 $
18.42 $
Buy Now
LTC3115IFE-2#PBF 48
18.73 $
Buy Now
LTC3115MPFE-2#PBF 18
123.54 $
Buy Now
LTC3115IFE-2#PBF 7
18.73 $
Buy Now

Newark element14

ProductStockPriceBuy
LTC3115EFE-1#PBF 7
111.87 $
257.96 $
1006.74 $
Buy Now
LTC3115MPFE-2#PBF 49
17.79 $
257.79 $
1007.79 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
LTC3115EFE-1#PBF 1822
112.12 $
1011.11 $
258.09 $
1006.87 $
Buy Now
LTC3115EDHD-1#PBF 392
111.68 $
1010.71 $
257.79 $
1006.63 $
Buy Now
LTC3115IFE-1#PBF 596
113.32 $
1012.21 $
258.90 $
1007.57 $
Buy Now
LTC3115EFE-2#PBF 291
112.12 $
1011.11 $
258.09 $
1006.87 $
Buy Now
LTC3115EDHD-2#PBF 242
111.68 $
1010.71 $
257.79 $
1006.63 $
Buy Now
LTC3115HFE-1#PBF 138
113.86 $
1012.71 $
259.27 $
1007.87 $
Buy Now
LTC3115IDHD-1#PBF 91
112.84 $
1011.76 $
258.59 $
1007.29 $
Buy Now
LTC3115EDHD-1#TRPBF 0
113.22 $
1012.27 $
2511.79 $
1008.08 $
2507.41 $
25006.73 $
Buy Now
LTC3115IDHD-1#TRPBF 0
25007.40 $
Buy Now
LTC3115EDHD-2#TRPBF 0
25006.73 $
Buy Now
LTC3115IFE-2#PBF 0
1487.57 $
Buy Now
LTC3115IFE-2#TRPBF 0
25007.67 $
Buy Now
LTC3115HFE-1#TRPBF 0
25007.98 $
Buy Now
LTC3115HFE-2#TRPBF 0
25007.98 $
Buy Now
LTC3115IDHD-2#PBF 0
1467.29 $
Buy Now
show stock=0hide stock=0

element14 Asia-Pacific

ProductStockPriceBuy
LTC3115IFE-1#PBF 20
116.72 $
2511.19 $
1009.51 $
Buy Now

Chip1Stop

ProductStockPriceBuy
LTC3115EFE-1#PBF 495
2966.47 $
1486.72 $
110.20 $
Buy Now
LTC3115IDHD-2#PBF 292
2007.30 $
508.31 $
110.70 $
Buy Now
LTC3115IDHD-1#PBF 8
110.30 $
Buy Now
LTC3115EDHD-1#PBF 3
110.80 $
Buy Now
LTC3115EDHD-1#PBF 20
107.88 $
111.40 $
Buy Now
LTC3115EFE-2#PBF 247
2007.55 $
507.99 $
111.90 $
Buy Now
LTC3115IDHD-1#TRPBF 842
108.56 $
510.50 $
111.90 $
Buy Now
LTC3115IFE-2#PBF 55
109.55 $
511.80 $
113.30 $
Buy Now
LTC3115IFE-2#PBF 355
109.55 $
511.80 $
113.30 $
Buy Now
LTC3115EDHD-2#PBF 5
59.62 $
110.90 $
Buy Now
LTC3115IFE-1#PBF 240
108.89 $
510.90 $
112.40 $
Buy Now
LTC3115IFE-1#PBF 133
1007.33 $
508.62 $
113.00 $
Buy Now

RS Components

ProductStockPriceBuy
LTC3115EFE-1#PBF 34
19.14 GBP
158.50 GBP
377.87 GBP
Buy Now
LTC3115EFE-1#PBF 357
158.50 GBP
377.87 GBP
Buy Now
LTC3115IFE-1#PBF 130
159.57 GBP
378.78 GBP
Buy Now
LTC3115IDHD-1#PBF 168
159.54 GBP
379.10 GBP
Buy Now
LTC3115EDHD-1#PBF 8
19.07 GBP
158.28 GBP
377.49 GBP
Buy Now
LTC3115IFE-1#PBF 23
110.36 GBP
159.57 GBP
378.78 GBP
Buy Now

Available Distributors without stock: 1

Farnell element14

ProductStockPriceBuy
LTC3115IFE-1#PBF 0
110.06 GBP
109.54 GBP
256.39 GBP
506.21 GBP
1006.03 GBP
Buy Now

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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