LTC3873 Boost Controller overview

Description

Manufacturer
 
Category
Sub-Category

A 8.80 V - 75.00 Vin, non-sync Boost Controller which can boost up to 60.00 V. LTC3873 features 1 channel , drives 1 phase(s) and has fixed 200 kHz switching frequency.

Additional characteristics are a typical inductor size of 0.0 uH, a peak efficiency of 83 % and 2 package option(s): SOT23-8 DFN-8 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 8.80 V
V-IN max. 75.00 V
V-OUT min. 8.80 V
V-OUT max. 60.00 V
V-OUT adj./fixed adjustable
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 200 kHz
Frequency adj. fixed
Frequency min.
Frequency max.
ext.clock sync. no
ext.clock sync min.
ext.clock sync max.
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK no
Sense Resistor no
Enable no
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ.
Military no
Automotive AEC-Q100 no
Light-Load-Mode yes
Peak Efficiency 83 %
component count min. 12
Single/ Multiphase single
Nr. of Phases 1
Inductor suggested by Würth Elektronik
Nr.of packages options 2
CSP
SOT SOT23-8
MSOP
QFN/DFN DFN-8
SO/SOIC
SOP
DIP

LTC3873 Datasheet

Link to the most up-to-date LTC3873 datasheet and the product page for EVM, tools and support information.

LTC3873

LTC3873 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC3873 stock available

Available Distributors with stock: 6

Arrow Electronics

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Digi-Key

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LTC3873ETS8#TRMPBF 4416
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LTC3873ETS8#TRMPBF 4416
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LTC3873ETS8-5#TRMPBF 3500
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LTC3873EDDB#TRMPBF 500
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LTC3873EDDB#TRMPBF 500
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LTC3873EDDB#TRMPBF 500
2501.52 €
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LTC3873IDDB-5#TRMPBF 250
2501.55 €
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LTC3873IDDB-5#TRMPBF 0
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Verical

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LTC3873EDDB#TRM 4000
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Quest Components

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TME Electronic Components

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LTC3873ETS8-5#PBF 389
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Available Distributors without stock: 1

Richardson RFPD

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LTC3873EDDB-5#TRMPBF 0
5001.71 $
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LTC3873ETS8-5#TRMPBF 0
5001.71 $
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25001.60 $
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LTC3873ITS8-5#TRMPBF 0
5001.75 $
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LTC3873IDDB-5#TRPBF 0
25001.65 $
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LTC3873ETS8#TRPBF 0
25001.60 $
50001.54 $
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LTC3873IDDB-5#TRMPBF 0
5001.75 $
10001.70 $
50001.64 $
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LTC3873ETS8#TRMPBF 0
5001.71 $
10001.66 $
50001.60 $
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LTC3873EDDB#TRMPBF 0
5001.71 $
10001.66 $
50001.60 $
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LTC3873ITS8-5#TRPBF 0
25001.65 $
50001.59 $
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Alternatives and equivalents IC

The following DC/DC Boost Controller are similar to LTC3873. Compare LTC3873 side-by-side with other Boost Controller via the comparison function.

Variation Compare Product Manufacturer Package
0% LTC3873E-5 LTC3873E-5 product overviewLTC3873E-5 product overview Linear Technology DFN-8, SOT23-8
0% LTC3873I-5 LTC3873I-5 product overviewLTC3873I-5 product overview Linear Technology DFN-8, SOT23-8
25% LT3724 LT3724 product overviewLT3724 product overview Linear Technology TSSOP-16E

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3873.

V-IN min. 8.8 V, V-OUT max. 60 V, Frequency typ. 200 kHz
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