RP401-x181D Boost Converter Overview

Description

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RP401-x181D is a 1.80 V, 1.20 A switch current limit non-sync Boost Converter from . The input voltage from 0.60 V to 5.50 V  can be boosted into an output voltage ranging from 1.80 V to 1.80 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 90 %. The minimum external component count is 4 and RP401-x181D is available in 1 package option(s): SOT23-5 .

For RP401-x181D 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. 0.60 V
V-IN max. 5.50 V
Current-Limit typ.? 1.20 A
V-OUT min. 1.80 V
V-OUT max. 1.80 V
VOUT 1.80
VOUT programmable no
sync/non-sync non-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. 430 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 4.7 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Boost
Peak Efficiency 90 %
Component count min. 4
current limit adjustable no
Nr.of package options 1
CSP
SC70
SOT SOT23-5
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

RP401-x181D Datasheet

Link to the most up-to-date RP401-x181D datasheet and the product page for EVM, tools and support information.

RP401-x181D

RP401-x181D Price breaks and distributor sample stock

RP401-x181D prices and available online distributors.

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Available Distributors with stock: 0

no online Distributor with RP401 stock available

Available Distributors with stock: 0

no online Distributor with RP401 stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to RP401-x181D. Optional, compare RP401-x181D side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% RP401-x181A-B-C RP401-x181A-B-C product overviewRP401-x181A-B-C product overview Ricoh SOT23-5, DFN-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RP401-x181D.

V-IN min. 0.6 V, Current-Limit typ. 1.2 A, V-OUT max. 1.8 V, Frequency typ. 1200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
74406900022 0.2 5.5 7.5 9.00 8 x 8 x 1.5
74407000018 0.2 9.0 9.0 3.51 8 x 8 x 2
744089410022 0.2 4.5 9.5 15.00 4.8 x 4.8 x 2.1
744089420022 0.2 5.3 13.5 12.20 4.8 x 4.8 x 3.1
744089430022 0.2 5.0 13.0 12.00 4.8 x 4.8 x 4.1
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