LT8570 Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

LT8570 is a 60.00 V, 0.75 A switch current limit non-sync Boost Converter from . The input voltage from 2.55 V to 40.00 V  can be boosted into an output voltage ranging from 3.00 V to 60.00 V.

Features of the Boost Converter are adjustable 500 kHz switching frequency, a typical inductor size of 22.0 µH and it offers a peak efficiency of  up to 86 %. The minimum external component count is 11 and LT8570 is available in 2 package option(s): MSOP-8 DFN-8 .

For LT8570 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. 2.55 V
V-IN max. 40.00 V
Current-Limit typ.? 0.75 A
V-OUT min. 3.00 V
V-OUT max. 60.00 V
VOUT adjustable
VOUT programmable no
sync/non-sync non-sync
Frequency typ. 500 kHz
Frequency adjustable adjustable
Frequency selectable
Frequency adj. min. 200 kHz
Frequency adj. max. 1500 kHz
extern clock sync. yes
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK no
LBI/LBO no
Frequency sync. min. 200 kHz
Frequency sync. max. 1500 kHz
Down Mode no
Quiescent current max. 1700 µA
Operating min.
Operating max.
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 165 °C
Inductor size typ. 22.0 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Boost
Peak Efficiency 86 %
Component count min. 11
current limit adjustable no
Nr.of package options 2
CSP
SC70
SOT
MSOP MSOP-8
QFN/DFN DFN-8
SO/SOIC
SOP
DIP
TO
DDPAK

LT8570 Datasheet

Link to the most up-to-date LT8570 datasheet and the product page for EVM, tools and support information.

LT8570

LT8570 Price breaks and distributor sample stock

LT8570 prices and available online distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 0

no online Distributor with LT8570 stock available

Available Distributors with stock: 4

Digi-Key

ProductStockPriceBuy
LT8570IDD#PBF 1396
1002.72 €
253.13 €
14.66 €
Buy Now
LT8570EDD-1#PBF 971
1002.48 €
252.85 €
14.24 €
Buy Now
LT8570IDD-1#PBF 865
1002.72 €
253.13 €
14.66 €
Buy Now
LT8570EMS8E#PBF 848
1002.48 €
252.85 €
14.24 €
Buy Now
LT8570IMS8E-1#PBF 289
1002.72 €
253.13 €
14.66 €
Buy Now
LT8570EDD#PBF 162
1002.48 €
252.85 €
14.24 €
Buy Now
DC2297A-A 2
1132.65 €
Buy Now
DC2297A-B 2
1132.65 €
Buy Now
LT8570EMS8E-1#PBF 0
1002.48 €
252.85 €
14.24 €
Buy Now
LT8570IMS8E#PBF 0
1002.72 €
253.13 €
14.66 €
Buy Now
LT8570EDD#TRPBF 0
25002.52 €
Buy Now
LT8570EDD-1#TRPBF 0
25002.52 €
Buy Now
LT8570EMS8E#TRPBF 0
25002.52 €
Buy Now
LT8570EMS8E-1#TRPBF 0
25002.52 €
Buy Now
LT8570IDD#TRPBF 0
25002.77 €
Buy Now
show stock=0hide stock=0

Mouser Electronics

ProductStockPriceBuy
LT8570EMS8E#TRPBF 2497
15.63 $
105.23 $
505.02 $
2503.46 $
Buy Now
LT8570EDD#PBF 439
14.90 $
104.49 $
503.28 $
2502.78 $
Buy Now
LT8570IDD-1#PBF 38
15.39 $
104.94 $
503.61 $
2503.07 $
Buy Now
LT8570EDD-1#PBF 0
14.90 $
104.49 $
503.28 $
2502.78 $
Buy Now
LT8570EMS8E#PBF 0
14.90 $
104.49 $
503.28 $
2502.78 $
Buy Now
LT8570EMS8E-1#PBF 0
14.90 $
104.49 $
503.28 $
2502.78 $
Buy Now
LT8570IMS8E#PBF 0
15.39 $
104.94 $
503.61 $
2503.07 $
Buy Now
LT8570IDD#PBF 0
15.39 $
104.94 $
503.61 $
2503.07 $
Buy Now
LT8570IMS8E-1#PBF 0
15.39 $
104.94 $
503.61 $
2503.07 $
Buy Now
LT8570EMS8E-1#TRPBF 0
25003.46 $
Buy Now
LT8570EDD#TRPBF 0
25003.46 $
Buy Now
LT8570EDD-1#TRPBF 0
25003.46 $
Buy Now
LT8570IDD-1#TRPBF 0
25003.81 $
Buy Now
LT8570IDD#TRPBF 0
25003.81 $
Buy Now
LT8570IMS8E#TRPBF 0
25003.81 $
Buy Now
show stock=0hide stock=0

Quest Components

ProductStockPriceBuy
LT8570EDD#PBF 20
184.04 $
64.44 $
16.06 $
Buy Now

Chip1Stop

ProductStockPriceBuy
LT8570EMS8E#PBF 1099
10002.66 $
5002.70 $
2002.82 $
503.18 $
103.29 $
14.54 $
Buy Now
LT8570EMS8E-1#PBF 50
502.83 $
103.61 $
14.97 $
Buy Now

Alternatives and equivalents

The following DC/DC Boost Converter are similar to LT8570. Optional, compare LT8570 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
25% LM5002 LM5002 product overviewLM5002 product overview Texas Instruments WSON-8, SOIC-8

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT8570.

V-IN min. 2.55 V, Current-Limit typ. 0.75 A, V-OUT max. 60 V, Frequency typ. 500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744323056 0.6 18.0 33.0 2.17 10.6 x 10.6 x 3.1
744325072 0.7 22.0 35.0 1.30 10.5 x 10.2 x 5
7443320082 0.8 24.0 36.0 1.85 12.1 x 11.4 x 10
7443330082 0.8 20.0 36.0 2.15 10.9 x 10 x 9.7
7443340068 0.7 19.0 23.5 2.65 8.4 x 7.9 x 7.5
744355182 0.8 27.0 35.0 1.04 13 x 12.8 x 6.5
744355256 0.6 20.0 30.0 1.61 10.5 x 10.2 x 4.2
744373770056 0.6 18.5 28.0 1.40 13.5 x 12.6 x 3.5
74477008 0.8 19.8 21.0 3.30 12 x 12 x 8
7447798050 0.5 18.5 18.0 2.20 10.2 x 10.2 x 6.4
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