LTC1872B Boost Controller overview

Description

Manufacturer
 
Category
Sub-Category

A 2.50 V - 9.80 Vin, non-sync Boost Controller which can boost up to 36.00 V. LTC1872B features 1 channel , drives 1 phase(s) and has fixed 550 kHz switching frequency.

Additional characteristics are a typical inductor size of 4.7 uH, a peak efficiency of 91 % and 1 package option(s): SOT23-6 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 2.50 V
V-IN max. 9.80 V
V-OUT min. 2.50 V
V-OUT max. 36.00 V
V-OUT adj./fixed adjustable
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 550 kHz
Frequency adj. fixed
Frequency min.
Frequency max.
ext.clock sync. no
ext.clock sync min.
ext.clock sync max.
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Sense Resistor Rsense
Enable no
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 150 °C
thermal shutdown typ.
Inductor size typ. 4.7 uH
Military no
Automotive AEC-Q100 no
Light-Load-Mode no
Peak Efficiency 91 %
component count min. 9
Single/ Multiphase single
Nr. of Phases 1
Inductor suggested by Würth Elektronik
Nr.of packages options 1
CSP
SOT SOT23-6
MSOP
QFN/DFN
SO/SOIC
SOP
DIP

LTC1872B Datasheet

Link to the most up-to-date LTC1872B datasheet and the product page for EVM, tools and support information.

LTC1872B

LTC1872B inventory, samples and price

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Available Distributors with stock: 0

no online Distributor with LTC1872B stock available

Available Distributors with stock: 7

Arrow Electronics

ProductStockPriceBuy
LTC1872BES6#PBF 1000
50003.22 $
25003.41 $
10003.70 $
5004.08 $
Buy Now
LTC1872BES6#TRM 500
200005.18 $
100005.40 $
50005.56 $
25005.74 $
10005.92 $
5006.12 $
Buy Now
LTC1872BES6#TRMPBF 0
15002.07 $
5002.11 $
Buy Now
LTC1872BES6#TRMPBF 0
15002.05 $
5002.11 $
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LTC1872BES6#TRPBF 0
25002.05 $
Buy Now
show stock=0hide stock=0

Digi-Key

ProductStockPriceBuy
LTC1872BES6#TRMPBF 324
2502.22 €
1002.34 €
252.82 €
14.26 €
Buy Now
LTC1872BES6#TRMPBF 324
2502.22 €
1002.34 €
252.82 €
14.26 €
Buy Now
LTC1872BES6#TRMPBF 0
5002.11 €
Buy Now
LTC1872BES6#TRPBF 0
25002.08 €
Buy Now
show stock=0hide stock=0

Verical

ProductStockPriceBuy
LTC1872BES6#PBF 1000
50003.22 $
25003.41 $
10003.70 $
5004.08 $
Buy Now
LTC1872BES6#TRM 500
5006.12 $
Buy Now

Mouser Electronics

ProductStockPriceBuy
LTC1872BES6#TRMPBF 245
14.67 $
253.09 $
1002.56 $
2502.43 $
5002.22 $
15002.16 $
Buy Now

Rochester Electronics

ProductStockPriceBuy
LTC1872BES6#TRPBF 649
10002.32 $
5002.44 $
1002.54 $
252.65 $
12.85 $
Buy Now

Quest Components

ProductStockPriceBuy
LTC1872BES6 112 Buy Now
LTC1872BES6 1200
5453.35 $
2433.68 $
16.69 $
Buy Now

Chip 1 Exchange

ProductStockPriceBuy
LTC1872BES6-TRPBF 1141
LTC1872BES6 1210
LTC1872BES6 1632

Available Distributors without stock: 1

Richardson RFPD

ProductStockPriceBuy
LTC1872BES6#TRMPBF 0
5002.46 $
10002.39 $
50002.30 $
Buy Now
LTC1872BES6#TRPBF 0
25002.37 $
50002.27 $
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Alternatives and equivalents IC

The following DC/DC Boost Controller are similar to LTC1872B. Compare LTC1872B side-by-side with other Boost Controller via the comparison function.

Variation Compare Product Manufacturer Package
0% LT1619 LT1619 product overviewLT1619 product overview Linear Technology MSOP-8, SO-8
0% LT3724 LT3724 product overviewLT3724 product overview Linear Technology TSSOP-16E
0% LTC1872 LTC1872 product overviewLTC1872 product overview Linear Technology SOT23-6
0% LTC3872 LTC3872 product overviewLTC3872 product overview Linear Technology DFN-8, SOT23-8
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
0% LTC3873I-5 LTC3873I-5 product overviewLTC3873I-5 product overview Linear Technology DFN-8, SOT23-8
0% MAX1620 MAX1620 product overviewMAX1620 product overview Maxim QSOP-16
0% MAX1621 MAX1621 product overviewMAX1621 product overview Maxim QSOP-16
0% MIC2186 MIC2186 product overviewMIC2186 product overview Micrel SOIC-16, QSOP-16
0% MIC2196 MIC2196 product overviewMIC2196 product overview Micrel SOIC-8
0% MP3900 MP3900 product overviewMP3900 product overview MPS MSOP-8, SOIC-8
0% NCV8870-0 NCV8870-0 product overviewNCV8870-0 product overview ON Semiconductor SOIC-8
0% NCV8870-1 NCV8870-1 product overviewNCV8870-1 product overview ON Semiconductor SOIC-8
0% NCV8871-0 NCV8871-0 product overviewNCV8871-0 product overview ON Semiconductor SOIC-8
0% NCV8871-1 NCV8871-1 product overviewNCV8871-1 product overview ON Semiconductor SOIC-8
0% NCV8871-2 NCV8871-2 product overviewNCV8871-2 product overview ON Semiconductor SOIC-8
0% NCV8871-3 NCV8871-3 product overviewNCV8871-3 product overview ON Semiconductor SOIC-8
0% NCV8871-4 NCV8871-4 product overviewNCV8871-4 product overview ON Semiconductor SOIC-8
0% NCV8872 NCV8872 product overviewNCV8872 product overview ON Semiconductor SOIC-8
0% NCV898031 NCV898031 product overviewNCV898031 product overview ON Semiconductor SOIC-8
0% SC2604 SC2604 product overviewSC2604 product overview Semtech MLPD-8, MSOP-8
0% LM3017 LM3017 product overviewLM3017 product overview Texas Instruments WQFN-10
50% MCP1650 MCP1650 product overviewMCP1650 product overview Microchip MSOP-8
50% MCP1651 MCP1651 product overviewMCP1651 product overview Microchip MSOP-8
50% MCP1652 MCP1652 product overviewMCP1652 product overview Microchip MSOP-8
50% MCP1653 MCP1653 product overviewMCP1653 product overview Microchip MSOP-10

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC1872B.

V-IN min. 2.5 V, V-OUT max. 36 V, Frequency typ. 550 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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