LTC3459 Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LTC3459 is a 10.00 V, 0.08 A switch current limit sync Boost Converter from . The input voltage from 1.50 V to 5.50 V  can be boosted into an output voltage ranging from 2.50 V to 10.00 V.

Features of the Boost Converter are fixed 2000 kHz switching frequency, a typical inductor size of 22.0 µH and it offers a peak efficiency of  up to 89 %. The minimum external component count is 6 and LTC3459 is available in 3 package option(s): TSOT23-6 DFN-6 .

For LTC3459 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. 1.50 V
V-IN max. 5.50 V
Current-Limit typ.? 0.08 A
V-OUT min. 2.50 V
V-OUT max. 10.00 V
VOUT adjustable
VOUT programmable yes
sync/non-sync sync
Frequency typ. 2000 kHz
Frequency adjustable fixed
Frequency selectable
Frequency adj. min.
Frequency adj. max.
extern clock sync. no
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
LBI/LBO no
Frequency sync. min.
Frequency sync. max.
Down Mode no
Quiescent current max. 20 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 22.0 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Boost
Peak Efficiency 89 %
Component count min. 6
current limit adjustable no
Nr.of package options 3
CSP
SC70
SOT TSOT23-6
MSOP
QFN/DFN DFN-6
SO/SOIC
SOP
DIP
TO
DDPAK

LTC3459 Datasheet

Link to the most up-to-date LTC3459 datasheet and the product page for EVM, tools and support information.

LTC3459

LTC3459 Price breaks and distributor sample stock

LTC3459 prices and available online distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 7

ARROW-NAC (3)

ProductStockPriceBuy
LTC3459EDC#TRMPBF228
12.87 USD
1002.44 USD
Buy Now
LTC3459ES6#TRMPBF500
10002.34 USD
Buy Now
LTC3459ES6#TRMPBF200
12.84 USD
1002.34 USD
Buy Now

Chip-One-Stop (2)

ProductStockPriceBuy
LTC3459EDC#TRMPBF299
15.75 USD
104.54 USD
254.33 USD
503.96 USD
1003.66 USD
2003.51 USD
Buy Now
LTC3459ES6#TRMPBF407
14.61 USD
103.88 USD
253.83 USD
503.66 USD
1003.57 USD
2003.41 USD
Buy Now

DIGI-KEY (3)

ProductStockPriceBuy
LTC3459ES6#TRMPBF0
5002.34 USD
Buy Now
LTC3459ES6#TRMPBF473
14.59 USD
254.10 USD
1002.81 USD
2502.57 USD
Buy Now
LTC3459ES6#TRMPBF473
14.59 USD
254.10 USD
1002.81 USD
2502.57 USD
Buy Now
DC2042A3
1201.00 USD
Buy Now
LTC3459ES6#TRPBF0
25002.34 USD
Buy Now
LTC3459EDC#TRMPBF0
5002.44 USD
Buy Now
LTC3459EDCB#TRMPBF0
10002.44 USD
Buy Now
LTC3459EDC#TRPBF0
25002.44 USD
Buy Now
LTC3459EDCB#TRPBF0
25002.44 USD
Buy Now

Element14 (2)

ProductStockPriceBuy
LTC3459ES6#TRMPBF433
16.48 USD
104.51 USD
Buy Now
LTC3459ES6#TRMPBF433
16.48 USD
104.51 USD
Buy Now

FARNELL-ELEMENT14 (2)

ProductStockPriceBuy
LTC3459ES6#TRMPBF433Buy Now
LTC3459ES6#TRMPBF433Buy Now

NEWARK (1)

ProductStockPriceBuy
LTC3459ES6#TRMPBF0
13.28 USD
5002.34 USD
Buy Now
LTC3459ES6#TRPBF0
12.34 USD
25002.34 USD
Buy Now
LTC3459ES6#TRPBF888
14.50 USD
254.01 USD
1003.61 USD
Buy Now

RS-COMPONENTS (1)

ProductStockPriceBuy
LTC3459ES6#TRMPBF3Buy Now

Available Distributors with stock: 0

no online Distributor with LTC3459 stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LTC3459. Optional, compare LTC3459 side-by-side with other Boost Converter via the Comparison function.

no alternatives found

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3459.

V-IN min. 1.5 V, Current-Limit typ. 0.075 A, V-OUT max. 10 V, Frequency typ. 2000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744028002 2.2 1.3 1.0 125.00 2.8 x 2.8 x 1.2
744028003 3.3 1.0 0.9 185.00 2.8 x 2.8 x 1.2
744029003 3.3 1.3 1.0 110.00 2.8 x 2.8 x 1.5
744030002 2.2 0.7 0.8 140.00 3.3 x 3.5 x 1.05
744030003 3.3 0.7 0.7 198.00 3.3 x 3.5 x 1.05
744031003 3.6 1.4 1.1 66.00 3.8 x 3.8 x 1.8
74479775222A 2.2 1.0 0.6 200.00 2 x 1.2 x 1.2
74479776222A 2.2 1.3 0.6 110.00 2 x 1.6 x 1
74479787222A 2.2 1.8 0.7 85.00 2.5 x 2 x 1
74479887222A 2.2 1.4 0.8 140.00 2.5 x 2 x 1
74479887233A 3.3 1.2 0.6 180.00 2.5 x 2 x 1
74479888233 3.3 1.1 1.1 250.00 2.5 x 2 x 1
0Results
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