ISL9111 Boost Converter Overview

Description

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Category
Sub-Category

ISL9111 is a 5.25 V, 1.00 A switch current limit sync Boost Converter from . The input voltage from 0.80 V to 5.25 V  can be boosted into an output voltage ranging from 2.50 V to 5.25 V.

Features of the Boost Converter are fixed 1200 kHz switching frequency, a typical inductor size of 4.7 µH and it offers a peak efficiency of  up to 97 %. The minimum external component count is 5 and ISL9111 is available in 1 package option(s): SOT23-6 .

For ISL9111 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. 0.80 V
V-IN max. 5.25 V
Current-Limit typ.? 1.00 A
V-OUT min. 2.50 V
V-OUT max. 5.25 V
VOUT adjustable
VOUT programmable no
sync/non-sync sync
Frequency typ. 1200 kHz
Frequency adjustable fixed
Frequency selectable
Frequency adj. min.
Frequency adj. max.
extern clock sync. no
Softstart yes
Softstart adjustable no
Tracking no
PG/Power OK no
LBI/LBO no
Frequency sync. min.
Frequency sync. max.
Down Mode no
Quiescent current max. 45 µA
Operating min. -20 °C
Operating max. 85 °C
Junction min. -20 °C
Junction max. 125 °C
thermal shutdown typ. 150 °C
Inductor size typ. 4.7 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Boost
Peak Efficiency 97 %
Component count min. 5
current limit adjustable no
Nr.of package options 1
CSP
SC70
SOT SOT23-6
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

ISL9111 Datasheet

Link to the most up-to-date ISL9111 datasheet and the product page for EVM, tools and support information.

ISL9111

ISL9111 Price breaks and distributor sample stock

ISL9111 prices and available online distributors.

OEMSecrets.com
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Available Distributors with stock: 0

no online Distributor with ISL9111 stock available

Available Distributors with stock: 0

no online Distributor with ISL9111 stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to ISL9111. Optional, compare ISL9111 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% ISL9111A ISL9111A product overviewISL9111A product overview Intersil SOT23-6
0% ISL9113 ISL9113 product overviewISL9113 product overview Intersil WLCSP-6, DFN-8
0% LTC3528 LTC3528 product overviewLTC3528 product overview Linear Technology DFN-8
0% MP3120 MP3120 product overviewMP3120 product overview MPS TSOT23-6
0% TPS61200 TPS61200 product overviewTPS61200 product overview Texas Instruments QFN-10
0% XC9128 XC9128 product overviewXC9128 product overview Torex MSOP-10, USP-10B
0% XC9129 XC9129 product overviewXC9129 product overview Torex MSOP-10, USP-10B
0% XC9131 XC9131 product overviewXC9131 product overview Torex USP-10B
0% XC9135 XC9135 product overviewXC9135 product overview Torex USP-10
0% XC9136 XC9136 product overviewXC9136 product overview Torex USP-10
0% ISL9113A ISL9113A product overviewISL9113A product overview Intersil DFN-8
0% RP402-K001A-B-C-D RP402-K001A-B-C-D product overviewRP402-K001A-B-C-D product overview Ricoh DFN-8
10% AS1337 AS1337 product overviewAS1337 product overview AMS TDFN-8
10% MAX848 MAX848 product overviewMAX848 product overview Maxim Integrated SO-16
10% MAX849 MAX849 product overviewMAX849 product overview Maxim Integrated SO-16
10% MCP1640 MCP1640 product overviewMCP1640 product overview Microchip SOT23-6, DFN-8
10% SC120 SC120 product overviewSC120 product overview Semtech SOT23-6, MLPD-UT-6
10% TPS61028 TPS61028 product overviewTPS61028 product overview Texas Instruments QFN-10
25% LTC3429 LTC3429 product overviewLTC3429 product overview Linear Technology TSOT23-6
25% LTC3526 LTC3526 product overviewLTC3526 product overview Linear Technology DFN-6
25% LTC3527 LTC3527 product overviewLTC3527 product overview Linear Technology QFN-16
25% LTC3527-1 LTC3527-1 product overviewLTC3527-1 product overview Linear Technology QFN-16
25% LTC3535 LTC3535 product overviewLTC3535 product overview Linear Technology DFN-12
25% LTC3537 LTC3537 product overviewLTC3537 product overview Linear Technology QFN-16
25% TPS61260 TPS61260 product overviewTPS61260 product overview Texas Instruments SON-6
25% MCP16251 MCP16251 product overviewMCP16251 product overview Microchip SOT23-6, TDFN
25% MCP16252 MCP16252 product overviewMCP16252 product overview Microchip SOT23-6, TDFN
50% MAX1706 MAX1706 product overviewMAX1706 product overview Maxim Integrated QSOP-16
50% TPS61070 TPS61070 product overviewTPS61070 product overview Texas Instruments SOT23-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of ISL9111.

V-IN min. 0.8 V, Current-Limit typ. 1 A, V-OUT max. 5.25 V, Frequency typ. 1200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74407000018 0.2 9.0 9.0 3.51 8 x 8 x 2
744373210022 0.2 7.5 18.0 6.60 4.45 x 4.06 x 1.2
744373240022 0.2 9.5 17.0 6.60 4.45 x 4.06 x 2
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