RP401-x001D Boost Converter Overview



RP401-x001D is a 5.50 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 5.50 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 6 and RP401-x001D is available in 1 package option(s): DFN-6 .

For RP401-x001D 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.

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. 5.50 V
VOUT adjustable
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
Frequency sync. min.
Frequency sync. max.
Down Mode no
Quiescent current max. 500 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. 6
current limit adjustable no
Nr.of package options 1

RP401-x001D Datasheet

Link to the most up-to-date RP401-x001D datasheet and the product page for EVM, tools and support information.


RP401-x001D Price breaks and distributor sample stock

RP401-x001D prices and available online distributors.


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-x001D. Optional, compare RP401-x001D side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% RP401-x001C RP401-x001C product overviewRP401-x001C product overview Ricoh DFN-6
50% SiP12503 SiP12503 product overviewSiP12503 product overview Vishay MLP33-6
50% RP400K001A RP400K001A product overviewRP400K001A product overview Ricoh DFN-6
50% RP400K001B RP400K001B product overviewRP400K001B product overview Ricoh DFN-6
50% S-8363 S-8363 product overviewS-8363 product overview Seiko Instruments SOT23-6, SNT-6

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RP401-x001D.

V-IN min. 0.6 V, Current-Limit typ. 1.2 A, V-OUT max. 5.5 V, Frequency typ. 1200 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744302007 0.1 30.0 60.0 0.24 6.95 x 6.8 x 4.7
744302010 0.1 30.0 45.0 0.24 6.95 x 6.8 x 4.7
744303012 0.1 31.0 55.0 0.33 10 x 6.8 x 5
744304010 0.1 26.0 52.0 0.17 11.5 x 11.8 x 4
744307012 0.1 29.0 48.0 0.33 7.4 x 7.2 x 7.2
744373240010 0.1 12.0 30.0 3.20 4.45 x 4.06 x 2
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