LTC3402 Boost Converter Overview

Description

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Category
Sub-Category

LTC3402 is a 5.50 V, 2.50 A switch current limit sync Boost Converter from . The input voltage from 0.85 V to 5.00 V  can be boosted into an output voltage ranging from 2.60 V to 5.50 V.

Features of the Boost Converter are adjustable 2000 kHz switching frequency, a typical inductor size of 2.2 µH and it offers a peak efficiency of  up to 97 %. The minimum external component count is 9 and LTC3402 is available in 1 package option(s): MSOP-10 .

For LTC3402 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. 0.85 V
V-IN max. 5.00 V
Current-Limit typ.? 2.50 A
V-OUT min. 2.60 V
V-OUT max. 5.50 V
VOUT adjustable
VOUT programmable no
sync/non-sync sync
Frequency typ. 2000 kHz
Frequency adjustable adjustable
Frequency selectable
Frequency adj. min. 100 kHz
Frequency adj. max. 3000 kHz
extern clock sync. yes
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK yes
LBI/LBO no
Frequency sync. min. 100 kHz
Frequency sync. max. 3000 kHz
Down Mode no
Quiescent current max. 800 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 2.2 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Boost
Peak Efficiency 97 %
Component count min. 9
current limit adjustable no
Nr.of package options 1
CSP
SC70
SOT
MSOP MSOP-10
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

LTC3402 Datasheet

Link to the most up-to-date LTC3402 datasheet and the product page for EVM, tools and support information.

LTC3402

LTC3402 Price breaks and distributor sample stock

LTC3402 prices and available online distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 5

Chip-One-Stop (3)

ProductStockPriceBuy
LTC3402EMS#PBF1538
16.32 USD
105.32 USD
255.26 USD
505.01 USD
1004.89 USD
2004.67 USD
Buy Now
LTC3402EMS#TRPBF3616
17.71 USD
106.09 USD
255.81 USD
505.32 USD
1004.91 USD
2004.72 USD
Buy Now
LTC3402EMS#TRPBF2500
25003.95 USD
Buy Now

DIGI-KEY (3)

ProductStockPriceBuy
LTC3402EMS#PBF8Buy Now
LTC3402EMS#PBF2826
17.16 USD
254.75 USD
1003.58 USD
Buy Now
DC409A2
175.38 USD
Buy Now
LTC3402EMS#TRPBF0
25003.67 USD
Buy Now

RS-COMPONENTS (2)

ProductStockPriceBuy
LTC3402EMS#PBF20Buy Now
LTC3402EMS#PBF28Buy Now

Reichelt Elektronik (1)

ProductStockPriceBuy
LTC3402EMS#PBF1Buy Now

TME (1)

ProductStockPriceBuy
LTC3402EMS#PBF50Buy Now

Available Distributors without stock: 1

NEWARK (0)

ProductStockPriceBuy
LTC3402EMS#PBF0
17.14 USD
254.75 USD
1003.57 USD
Buy Now
LTC3402EMS#TRPBF0
16.01 USD
25004.31 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with LTC3402 stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LTC3402. Optional, compare LTC3402 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
50% LTC3401 LTC3401 product overviewLTC3401 product overview Linear Technology MSOP-10

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3402.

V-IN min. 0.85 V, Current-Limit typ. 2.5 A, V-OUT max. 5.5 V, Frequency typ. 2000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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