LTC3703I Boost Controller overview

Description

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A 9.30 V - 100.00 Vin, sync Boost Controller which can boost up to 93.00 V. LTC3703I features 1 channel , drives 1 phase(s) and has adjustable 600 kHz switching frequency.

Additional characteristics are a typical inductor size of 8.0 uH, a peak efficiency of 96 % and 2 package option(s): SSOP-28 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 9.30 V
V-IN max. 100.00 V
V-OUT min. 9.30 V
V-OUT max. 93.00 V
V-OUT adj./fixed adjustable
V-OUT programmable no
sync/non-sync sync
Frequency typ. 600 kHz
Frequency adj. adjustable
Frequency min. 100 kHz
Frequency max. 600 kHz
ext.clock sync. yes
ext.clock sync min. 100 kHz
ext.clock sync max. 600 kHz
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. 8.0 uH
Military no
Automotive AEC-Q100 no
Light-Load-Mode yes
Peak Efficiency 96 %
component count min. 20
Single/ Multiphase single
Nr. of Phases 1
Inductor suggested by Würth Elektronik
Nr.of packages options 2
CSP
SOT
MSOP
QFN/DFN
SO/SOIC
SOP SSOP-28
DIP

LTC3703I Datasheet

Link to the most up-to-date LTC3703I datasheet and the product page for EVM, tools and support information.

LTC3703I

LTC3703I inventory, samples and price

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Available Distributors with stock: 0

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Alternatives and equivalents IC

The following DC/DC Boost Controller are similar to LTC3703I. Compare LTC3703I side-by-side with other Boost Controller via the comparison function.

Variation Compare Product Manufacturer Package
0% LTC3703E LTC3703E product overviewLTC3703E product overview Linear Technology SSOP-28
0% LTC3703H LTC3703H product overviewLTC3703H product overview Linear Technology SSOP-28
50% LTC3703E-5 LTC3703E-5 product overviewLTC3703E-5 product overview Linear Technology SSOP-28
50% LTC3703I-5 LTC3703I-5 product overviewLTC3703I-5 product overview Linear Technology SSOP-28
50% LM5121 LM5121 product overviewLM5121 product overview Texas Instruments HTSSOP-20
50% LM5121-Q1 LM5121-Q1 product overviewLM5121-Q1 product overview Texas Instruments HTSSOP-20

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3703I.

V-IN min. 9.3 V, V-OUT max. 93 V, Frequency typ. 600 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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