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: 7

Chip One Stop (6)

ProductStockPriceBuy
LTC3115EDHD-1#PBF478
111.40 USD
107.88 USD
507.54 USD
1466.56 USD
2926.42 USD
Buy Now
LTC3115EFE-1#PBF510
110.40 USD
506.96 USD
1486.84 USD
2966.59 USD
Buy Now
LTC3115EFE-2#PBF173
110.10 USD
107.91 USD
507.83 USD
1486.65 USD
Buy Now
LTC3115IDHD-1#PBF73
110.50 USD
108.40 USD
508.31 USD
Buy Now
LTC3115IFE-1#PBF74
113.00 USD
108.99 USD
508.62 USD
Buy Now
LTC3115IFE-2#PBF355
113.30 USD
511.80 USD
109.55 USD
Buy Now

Conrad COM (1)

ProductStockPriceBuy
LTC3115IFE-2#PBF18Buy Now

Conrad UK (1)

ProductStockPriceBuy
LTC3115IFE-2#PBF18Buy Now

Digi-Key (15)

ProductStockPriceBuy
LTC3115EDHD-2#PBF514
111.66 USD
257.79 USD
1006.63 USD
Buy Now
LTC3115EFE-1#PBF2532
112.10 USD
258.09 USD
1006.87 USD
Buy Now
LTC3115EFE-2#PBF987
112.10 USD
258.09 USD
1006.87 USD
Buy Now
LTC3115IFE-1#PBF1339
113.30 USD
258.90 USD
1007.57 USD
Buy Now
LTC3115HFE-1#PBF221
113.84 USD
259.27 USD
1007.87 USD
Buy Now
LTC3115IFE-2#PBF457
113.30 USD
258.90 USD
1007.57 USD
Buy Now
LTC3115MPFE-2#PBF307
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#TRPBF2436
113.69 USD
2512.22 USD
1008.37 USD
2507.67 USD
Buy Now
LTC3115EFE-1#TRPBF2436
113.69 USD
2512.22 USD
1008.37 USD
2507.67 USD
Buy Now
LTC3115IDHD-1#TRPBF0
25007.40 USD
Buy Now
LTC3115IDHD-1#TRPBF731
114.49 USD
2512.94 USD
1008.87 USD
2508.13 USD
Buy Now
LTC3115IDHD-1#TRPBF731
114.49 USD
2512.94 USD
1008.87 USD
2508.13 USD
Buy Now
DC1687A6
1229.50 USD
Buy Now
LTC3115MPFE-1#PBF0
128.72 USD
2524.01 USD
10020.41 USD
Buy Now
DC2119A2
1229.50 USD
Buy Now
MIKROE-29637
127.54 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
LTC3115EDHD-1#PBF0
111.66 USD
257.79 USD
1006.63 USD
Buy Now
LTC3115IDHD-1#PBF0
112.81 USD
258.59 USD
1007.29 USD
Buy Now
LTC3115IDHD-2#PBF0
112.81 USD
258.59 USD
1007.29 USD
Buy Now
LTC3115EDHD-2#TRPBF0
25006.73 USD
Buy Now

Mouser Electronics (7)

ProductStockPriceBuy
LTC3115IDHD-1#PBF139
112.87 USD
1011.80 USD
258.61 USD
1007.32 USD
Buy Now
LTC3115HFE-1#PBF191
113.90 USD
1012.74 USD
259.30 USD
1007.89 USD
Buy Now
LTC3115EFE-1#PBF76
112.15 USD
1011.14 USD
258.12 USD
1006.89 USD
Buy Now
LTC3115IFE-1#PBF44
113.36 USD
1012.25 USD
258.93 USD
1007.59 USD
Buy Now
LTC3115EDHD-2#PBF24
111.72 USD
1010.74 USD
257.81 USD
1006.66 USD
Buy Now
LTC3115EFE-2#PBF94
112.15 USD
1011.14 USD
258.12 USD
1006.89 USD
Buy Now
LTC3115EDHD-1#PBF657 On Order
111.72 USD
1010.74 USD
257.81 USD
1006.66 USD
Buy Now
LTC3115EDHD-1#TRPBFNone
113.26 USD
1012.31 USD
2511.82 USD
1008.11 USD
2507.43 USD
25006.75 USD
Buy Now
LTC3115EFE-1#TRPBFNone
25007.00 USD
Buy Now
LTC3115IDHD-1#TRPBFNone
25007.42 USD
Buy Now
LTC3115IDHD-2#PBFNone
1467.32 USD
Buy Now
LTC3115IFE-1#TRPBFNone
25007.69 USD
Buy Now
LTC3115IFE-2#PBFNone
1487.59 USD
Buy Now
LTC3115HFE-2#TRPBFNone
25008.00 USD
Buy Now
LTC3115HFE-2#PBFNone
1487.89 USD
Buy Now
LTC3115EFE-2#TRPBFNone
25007.00 USD
Buy Now
LTC3115IFE-2#TRPBFNone
25007.69 USD
Buy Now
LTC3115HFE-1#TRPBFNone
25008.00 USD
Buy Now
LTC3115MPFE-2#PBFNone
7424.08 USD
14820.47 USD
Buy Now
LTC3115MPFE-1#PBFNone
7424.08 USD
14820.47 USD
Buy Now
LTC3115EDHD-2#TRPBFNone
25006.75 USD
Buy Now
LTC3115IDHD-2#TRPBFNone
25007.42 USD
Buy Now
LTC3115MPFE-2#TRPBFNone
250020.57 USD
Buy Now
LTC3115MPFE-1#TRPBFNone
250020.57 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 (7)

ProductStockPriceBuy
LTC3115EDHD-1#PBF18Buy Now
LTC3115EDHD-1#PBF35Buy Now
LTC3115EFE-1#PBF31Buy Now
LTC3115EFE-1#PBF422Buy Now
LTC3115IDHD-1#PBF195Buy Now
LTC3115IFE-1#PBF29Buy Now
LTC3115IFE-1#PBF259Buy 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: 7

Arrow Electronics

ProductStockPriceBuy
LTC3115IDHD-1#TRPBF 2114
1007.25 $
Buy Now
LTC3115EDHD-2#PBF 177
17.64 $
1006.50 $
Buy Now
LTC3115EDHD-2#PBF 0
17.64 $
1006.50 $
Buy Now
LTC3115IDHD-1#TRPBF 0
1007.25 $
Buy Now
LTC3115HFE-1#PBF 0
19.09 $
1007.72 $
Buy Now
LTC3115MPFE-1#TRPBF 0
10020.11 $
Buy Now
LTC3115IDHD-1#PBF 0
18.42 $
1007.15 $
Buy Now
LTC3115IFE-1#TRPBF 0
1007.52 $
Buy Now
LTC3115HFE-1#TRPBF 0
1007.82 $
Buy Now
LTC3115IDHD-2#TRPBF 0
1007.25 $
Buy Now
LTC3115IFE-2#TRPBF 0
1007.52 $
Buy Now
LTC3115IFE-1#PBF 0
18.73 $
1007.42 $
Buy Now
LTC3115EFE-1#TRPBF 0
1006.84 $
Buy Now
LTC3115EFE-2#TRPBF 0
1006.84 $
Buy Now
LTC3115HFE-2#PBF 0
19.09 $
1007.72 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LTC3115EFE-1#PBF 2532
1005.84 €
256.88 €
110.29 €
Buy Now
LTC3115EFE-1#TRPBF 2436
2506.52 €
1007.12 €
2510.39 €
111.64 €
Buy Now
LTC3115EFE-1#TRPBF 2436
2506.52 €
1007.12 €
2510.39 €
111.64 €
Buy Now
LTC3115IFE-1#PBF 1339
1006.43 €
257.57 €
111.31 €
Buy Now
LTC3115EFE-2#PBF 987
1005.84 €
256.88 €
110.29 €
Buy Now
LTC3115IDHD-1#TRPBF 731
2506.91 €
1007.54 €
2511.00 €
112.32 €
Buy Now
LTC3115IDHD-1#TRPBF 731
2506.91 €
1007.54 €
2511.00 €
112.32 €
Buy Now
LTC3115EDHD-2#PBF 514
1005.64 €
256.62 €
19.91 €
Buy Now
LTC3115IFE-2#PBF 457
1006.43 €
257.57 €
111.31 €
Buy Now
LTC3115MPFE-2#PBF 307
10017.35 €
2520.41 €
124.41 €
Buy Now
LTC3115HFE-1#PBF 221
1006.69 €
257.88 €
111.76 €
Buy Now
LTC3115HFE-2#PBF 134
1006.69 €
257.88 €
111.76 €
Buy Now
DC1687A 6
1195.08 €
Buy Now
LTC3115EFE-1#TRPBF 0
25005.93 €
Buy Now
LTC3115IDHD-1#TRPBF 0
25006.29 €
Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
LTC3115IDHD-1#TRPBF 2114
17.25 $
Buy Now
LTC3115EFE-2#PBF 194
17.93 $
Buy Now
LTC3115EDHD-2#PBF 177
17.64 $
Buy Now
LTC3115IFE-2#PBF 48
18.73 $
Buy Now
LTC3115IFE-2#PBF 7
18.73 $
Buy Now

Newark element14

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

Mouser Electronics

ProductStockPriceBuy
LTC3115IDHD-1#PBF 259
112.84 $
1011.76 $
258.59 $
1007.29 $
Buy Now
LTC3115HFE-1#PBF 191
113.86 $
1012.71 $
259.27 $
1007.87 $
Buy Now
LTC3115EFE-1#PBF 76
112.12 $
1011.11 $
258.09 $
1006.87 $
Buy Now
LTC3115IFE-1#PBF 44
113.32 $
1012.21 $
258.90 $
1007.57 $
Buy Now
LTC3115EDHD-2#PBF 24
111.68 $
1010.71 $
257.79 $
1006.63 $
Buy Now
LTC3115EFE-2#PBF 94
112.12 $
1011.11 $
258.09 $
1006.87 $
Buy Now
LTC3115EDHD-1#PBF 0
111.68 $
1010.71 $
257.79 $
1006.63 $
Buy Now
LTC3115EDHD-1#TRPBF 0
113.22 $
1012.27 $
2511.79 $
1008.08 $
2507.41 $
25006.73 $
Buy Now
LTC3115EFE-1#TRPBF 0
25006.98 $
Buy Now
LTC3115IDHD-1#TRPBF 0
25007.40 $
Buy Now
LTC3115IDHD-2#PBF 0
1467.29 $
Buy Now
LTC3115IFE-1#TRPBF 0
25007.67 $
Buy Now
LTC3115IFE-2#PBF 0
1487.57 $
Buy Now
LTC3115HFE-2#TRPBF 0
25007.98 $
Buy Now
LTC3115HFE-2#PBF 0
1487.87 $
Buy Now
show stock=0hide stock=0

Chip1Stop

ProductStockPriceBuy
LTC3115IFE-1#PBF 74
508.62 $
108.99 $
113.00 $
Buy Now
LTC3115IFE-2#PBF 355
109.55 $
511.80 $
113.30 $
Buy Now
LTC3115EDHD-1#PBF 503
2926.42 $
507.54 $
111.40 $
Buy Now
LTC3115EFE-2#PBF 173
1486.65 $
507.83 $
110.10 $
Buy Now
LTC3115EFE-1#PBF 510
2966.59 $
1486.84 $
110.40 $
Buy Now

RS Components

ProductStockPriceBuy
LTC3115IFE-1#PBF 29
110.36 GBP
159.57 GBP
378.78 GBP
Buy Now
LTC3115IFE-1#PBF 259
159.57 GBP
378.78 GBP
Buy Now
LTC3115IDHD-1#PBF 195
159.54 GBP
379.10 GBP
Buy Now
LTC3115EDHD-1#PBF 35
158.28 GBP
377.49 GBP
Buy Now
LTC3115EDHD-1#PBF 18
19.07 GBP
158.28 GBP
377.49 GBP
Buy Now
LTC3115EFE-1#PBF 422
158.50 GBP
377.87 GBP
Buy Now
LTC3115EFE-1#PBF 31
19.14 GBP
158.50 GBP
377.87 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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