LT1935 Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LT1935 is a 38.00 V, 3.20 A switch current limit non-sync Boost Converter from . The input voltage from 2.30 V to 16.00 V  can be boosted into an output voltage ranging from 2.30 V to 38.00 V.

Features of the Boost Converter are fixed 1200 kHz switching frequency, a typical inductor size of 4.2 µH and it offers a peak efficiency of  up to 87 %. The minimum external component count is 6 and LT1935 is available in 1 package option(s): TSOT23-5 .

For LT1935 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. 2.30 V
V-IN max. 16.00 V
Current-Limit typ.? 3.20 A
V-OUT min. 2.30 V
V-OUT max. 38.00 V
VOUT adjustable
VOUT programmable no
sync/non-sync non-sync
Frequency typ. 1200 kHz
Frequency adjustable fixed
Frequency selectable
Frequency adj. min.
Frequency adj. max.
extern clock sync. no
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK no
LBI/LBO no
Frequency sync. min.
Frequency sync. max.
Down Mode no
Quiescent current max. -3000 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 4.2 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Boost
Peak Efficiency 87 %
Component count min. 6
current limit adjustable no
Nr.of package options 1
CSP
SC70
SOT TSOT23-5
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

LT1935 Datasheet

Link to the most up-to-date LT1935 datasheet and the product page for EVM, tools and support information.

LT1935

LT1935 Price breaks and distributor sample stock

LT1935 prices and available online distributors.

OEMSecrets.com
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Available Distributors with stock: 8

Buerklin (1)

ProductStockPriceBuy
LT1935ES532Buy Now

Chip-One-Stop (4)

ProductStockPriceBuy
LT1935ES5#TRMPBF936
15.44 USD
105.13 USD
504.59 USD
1003.00 USD
2002.96 USD
5002.75 USD
Buy Now
LT1935ES5#TRMPBF500
5003.51 USD
Buy Now
LT1935ES5#TRMPBF234
16.14 USD
104.85 USD
254.63 USD
504.24 USD
1003.91 USD
2003.75 USD
Buy Now
LT1935ES5#TRPBF5000
25003.18 USD
Buy Now

DIGI-KEY (1)

ProductStockPriceBuy
LT1935ES5#TRMPBF39Buy Now
LT1935ES5#TRMPBF0
5002.65 USD
Buy Now
LT1935ES5#TRMPBF0
15.71 USD
255.10 USD
1003.18 USD
2502.92 USD
Buy Now
LT1935ES5#TRMPBF0
15.71 USD
255.10 USD
1003.18 USD
2502.92 USD
Buy Now
LT1935ES5#TRPBF0
25002.65 USD
Buy Now

Element14 (2)

ProductStockPriceBuy
LT1935ES5#TRMPBF165
19.06 USD
258.09 USD
1005.05 USD
2504.64 USD
Buy Now
LT1935ES5#TRMPBF165
19.06 USD
258.09 USD
1005.05 USD
2504.64 USD
Buy Now

FARNELL-ELEMENT14 (2)

ProductStockPriceBuy
LT1935ES5#TRMPBF165Buy Now
LT1935ES5#TRMPBF165Buy Now

NEWARK (2)

ProductStockPriceBuy
LT1935ES5#PBF4
12.65 USD
252.65 USD
502.65 USD
Buy Now
LT1935ES5#TRMPBF0
12.65 USD
Buy Now
LT1935ES5#TRMPBF1002
15.65 USD
255.04 USD
1003.18 USD
2502.92 USD
Buy Now
LT1935ES5#TRPBF0
13.93 USD
25002.81 USD
Buy Now

RS-COMPONENTS (2)

ProductStockPriceBuy
LT1935ES5#TRMPBF55Buy Now
LT1935ES5#TRMPBF12Buy Now

Reichelt Elektronik (1)

ProductStockPriceBuy
LT1935ES5#TRMPBF1Buy Now

Available Distributors with stock: 0

no online Distributor with LT1935 stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LT1935. Optional, compare LT1935 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
10% LT3489 LT3489 product overviewLT3489 product overview Linear Technology MSOP-8E
10% MIC2253-06 MIC2253-06 product overviewMIC2253-06 product overview Micrel MLF-12
25% LT1946 LT1946 product overviewLT1946 product overview Linear Technology MSOP-8
25% LT1946A LT1946A product overviewLT1946A product overview Linear Technology MSOP-8
50% LT1172 LT1172 product overviewLT1172 product overview Linear Technology SO-8, DIP-8, TO220-5, DD-5
50% LT1172HV LT1172HV product overviewLT1172HV product overview Linear Technology SO-8, DIP-8, TO220-5, DD-5
50% LT3467 LT3467 product overviewLT3467 product overview Linear Technology SOT23-6, DFN-6
50% LT3467A LT3467A product overviewLT3467A product overview Linear Technology SOT23-6, DFN-6
50% CS5171 CS5171 product overviewCS5171 product overview ON Semiconductor SOIC-8
50% CS5173 CS5173 product overviewCS5173 product overview ON Semiconductor SOIC-8
50% NCV5171 NCV5171 product overviewNCV5171 product overview ON Semiconductor SOIC-8
50% NCV5173 NCV5173 product overviewNCV5173 product overview ON Semiconductor SOIC-8
50% SC4503 SC4503 product overviewSC4503 product overview Semtech TSOT23-5, MLPD-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1935.

V-IN min. 2.3 V, Current-Limit typ. 3.2 A, V-OUT max. 38 V, Frequency typ. 1200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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