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
findchips.com

Available Distributors with stock: 9

Buerklin (1)

ProductStockPriceBuy
LT1935ES532Buy Now

Chip One Stop (1)

ProductStockPriceBuy
LT1935ES5#TRMPBF556
15.60 USD
103.76 USD
502.87 USD
1002.80 USD
2002.78 USD
5002.66 USD
Buy Now

Conrad (1)

ProductStockPriceBuy
LT1935ES5#TRMPBF37Buy Now

Digi-Key (2)

ProductStockPriceBuy
LT1935ES5#TRMPBF0
5002.65 USD
Buy Now
LT1935ES5#TRMPBF410
15.71 USD
255.10 USD
1003.18 USD
2502.92 USD
Buy Now
LT1935ES5#TRMPBF410
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#TRMPBF1774
18.80 USD
257.86 USD
1004.91 USD
2504.50 USD
Buy Now
LT1935ES5#TRMPBF1774
18.80 USD
257.86 USD
1004.91 USD
2504.50 USD
Buy Now

Farnell Element14 (2)

ProductStockPriceBuy
LT1935ES5#TRMPBF2164Buy Now
LT1935ES5#TRMPBF2164Buy Now

Newark Electronics (1)

ProductStockPriceBuy
LT1935ES5#PBF4
12.65 USD
252.65 USD
502.65 USD
Buy Now
LT1935ES5#TRMPBF0
12.65 USD
Buy Now
LT1935ES5#TRMPBF0
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#TRMPBF66Buy Now
LT1935ES5#TRMPBF512Buy Now

Reichelt Elektronik (1)

ProductStockPriceBuy
LT1935ES5#TRMPBF1Buy Now

Available Distributors with stock: 7

Arrow Electronics

ProductStockPriceBuy
LT1935ES5#TRMPBF 380
12.96 $
1002.65 $
Buy Now
LT1935ES5#TRMPBF 0
5002.65 $
Buy Now
LT1935ES5#TRMPBF 0
10002.65 $
Buy Now
LT1935ES5 0 Buy Now
LT1935ES5#TRM 0
16.77 $
Buy Now
LT1935ES5#TRPBF 0
25002.65 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LT1935ES5#TRMPBF 410
2502.47 €
1002.70 €
254.33 €
14.84 €
Buy Now
LT1935ES5#TRMPBF 410
2502.47 €
1002.70 €
254.33 €
14.84 €
Buy Now
LT1935ES5#TRMPBF 0
5002.25 €
Buy Now
LT1935ES5#TRPBF 0
25002.25 €
Buy Now
show stock=0hide stock=0

Newark element14

ProductStockPriceBuy
LT1935ES5#TRPBF 0
13.93 $
25002.81 $
Buy Now
LT1935ES5#TRMPBF 0
12.65 $
Buy Now
LT1935ES5#PBF 4
12.65 $
252.65 $
502.65 $
Buy Now
LT1935ES5#TRMPBF 0
15.65 $
255.04 $
1003.18 $
2502.92 $
Buy Now
show stock=0hide stock=0

element14 Asia-Pacific

ProductStockPriceBuy
LT1935ES5#TRMPBF 1774
17.04 $
256.29 $
1003.92 $
2503.60 $
Buy Now
LT1935ES5#TRMPBF 1774
17.04 $
256.29 $
1003.92 $
2503.60 $
Buy Now

Farnell element14

ProductStockPriceBuy
LT1935ES5#TRMPBF 2039
14.80 GBP
253.88 GBP
1002.16 GBP
Buy Now

Chip1Stop

ProductStockPriceBuy
LT1935ES5#TRMPBF 500
5003.73 $
Buy Now
LT1935ES5#TRMPBF 556
15.60 $
1002.80 $
5002.66 $
Buy Now

RS Components

ProductStockPriceBuy
LT1935ES5#TRMPBF 66
13.81 GBP
53.61 GBP
253.42 GBP
1253.23 GBP
2503.04 GBP
Buy Now
LT1935ES5#TRMPBF 512
53.61 GBP
253.42 GBP
1253.23 GBP
2503.04 GBP
Buy Now

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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