LTC3873I-5 Boost Controller overview

Description

Manufacturer
 
Category
Sub-Category

A 4.00 V - 75.00 Vin, non-sync Boost Controller which can boost up to 60.00 V. LTC3873I-5 features 1 channel , drives 1 phase(s) and has fixed 200 kHz switching frequency.

Additional characteristics are a typical inductor size of 10.0 uH, a peak efficiency of 94 % and 2 package option(s): SOT23-8 DFN-8 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 4.00 V
V-IN max. 75.00 V
V-OUT min. 4.00 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. 125 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
Inductor size typ. 10.0 uH
Military no
Automotive AEC-Q100 no
Light-Load-Mode yes
Peak Efficiency 94 %
component count min. 10
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

LTC3873I-5 Datasheet

Link to the most up-to-date LTC3873I-5 datasheet and the product page for EVM, tools and support information.

LTC3873I-5

LTC3873I-5 inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC3873I stock available

Available Distributors with stock: 3

Arrow Electronics

ProductStockPriceBuy
LTC3873IDDB-5#TRMPBF 714
2501.65 $
1001.74 $
252.10 $
13.17 $
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LTC3873IDDB-5#TRMPBF 0
5001.65 $
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LTC3873IDDB-5#TRPBF 0
25001.57 $
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LTC3873ITS8-5#TRMPBF 0
5001.57 $
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LTC3873ITS8-5#TRPBF 0
25001.57 $
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Digi-Key

ProductStockPriceBuy
LTC3873IDDB-5#TRMPBF 250
2501.55 €
1001.63 €
251.98 €
12.98 €
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LTC3873IDDB-5#TRMPBF 250
2501.55 €
1001.63 €
251.98 €
12.98 €
Buy Now
LTC3873IDDB-5#TRMPBF 0
5001.47 €
Buy Now
LTC3873IDDB-5#TRPBF 0
25001.43 €
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LTC3873ITS8-5#TRPBF 0
25001.43 €
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LTC3873ITS8-5#TRMPBF 0
5001.47 €
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show stock=0hide stock=0

Verical

ProductStockPriceBuy
LTC3873IDDB-5#TRMPBF 714
2501.65 $
1001.74 $
252.10 $
43.17 $
Buy Now

Available Distributors without stock: 2

Mouser Electronics

ProductStockPriceBuy
LTC3873IDDB-5#TRMPBF 0
5001.58 $
15001.54 $
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LTC3873ITS8-5#TRMPBF 0
5001.58 $
15001.54 $
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LTC3873IDDB-5#TRPBF 0
25001.53 $
50001.49 $
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LTC3873ITS8-5#TRPBF 0
25001.53 $
50001.49 $
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LTC3873IDDB-5#PBF 0 Buy Now
LTC3873ITS8-5#PBF 0 Buy Now

Richardson RFPD

ProductStockPriceBuy
LTC3873ITS8-5#TRMPBF 0
5001.75 $
10001.70 $
50001.64 $
Buy Now
LTC3873IDDB-5#TRPBF 0
25001.65 $
50001.59 $
Buy Now
LTC3873IDDB-5#TRMPBF 0
5001.75 $
10001.70 $
50001.64 $
Buy Now
LTC3873ITS8-5#TRPBF 0
25001.65 $
50001.59 $
Buy Now

Alternatives and equivalents IC

The following DC/DC Boost Controller are similar to LTC3873I-5. Compare LTC3873I-5 side-by-side with other Boost Controller via the comparison function.

Variation Compare Product Manufacturer Package
0% LTC3873 LTC3873 product overviewLTC3873 product overview Linear Technology DFN-8, SOT23-8
0% LTC3873E-5 LTC3873E-5 product overviewLTC3873E-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 LTC3873I-5.

V-IN min. 4 V, V-OUT max. 60 V, Frequency typ. 200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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