RP400x221C Boost Converter Overview

Description

Manufacturer
 
Category
Sub-Category

RP400x221C is a 2.20 V, 0.90 A switch current limit non-sync Boost Converter from . The input voltage from 1.20 V to 5.50 V  can be boosted into an output voltage ranging from 2.20 V to 2.20 V.

Features of the Boost Converter are fixed 700 kHz switching frequency, a typical inductor size of 6.8 µH and it offers a peak efficiency of  up to 92 %. The minimum external component count is 4 and RP400x221C is available in 2 package option(s): SOT23-5 DFN-6 .

For RP400x221C 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. 1.20 V
V-IN max. 5.50 V
Current-Limit typ.? 0.90 A
V-OUT min. 2.20 V
V-OUT max. 2.20 V
VOUT 2.20
VOUT programmable no
sync/non-sync non-sync
Frequency typ. 700 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. 360 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 6.8 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode yes
Topology Boost
Peak Efficiency 92 %
Component count min. 4
current limit adjustable no
Nr.of package options 2
CSP
SC70
SOT SOT23-5
MSOP
QFN/DFN DFN-6
SO/SOIC
SOP
DIP
TO
DDPAK

RP400x221C Datasheet

Link to the most up-to-date RP400x221C datasheet and the product page for EVM, tools and support information.

RP400x221C

RP400x221C Price breaks and distributor sample stock

RP400x221C prices and available online distributors.

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Available Distributors with stock: 0

no online Distributor with RP400x221C stock available

Available Distributors with stock: 0

no online Distributor with RP400x221C stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to RP400x221C. Optional, compare RP400x221C side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% RP400x221A-B RP400x221A-B product overviewRP400x221A-B product overview Ricoh SOT23-5, DFN-6
0% RP401-x221A-B-C RP401-x221A-B-C product overviewRP401-x221A-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 RP400x221C.

V-IN min. 1.2 V, Current-Limit typ. 0.9 A, V-OUT max. 2.2 V, Frequency typ. 700 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025001 1.2 2.6 3.0 36.00 2.8 x 2.8 x 3
74404024010 1.0 2.2 2.6 37.00 2.5 x 2 x 1.2
74404024015 1.5 1.9 2.4 65.00 2.5 x 2 x 1.2
74404032010 1.0 2.2 3.0 33.00 3 x 3 x 1.5
74404032015 1.5 2.0 2.3 40.00 3 x 3 x 1.5
74404041010 1.0 2.5 3.4 41.00 4 x 4 x 1.2
74404042015 1.5 3.0 4.3 31.00 4 x 4 x 1.8
744042001 1.0 2.7 2.6 20.00 4.8 x 4.8 x 2
7440430012 1.2 3.1 2.8 15.00 4.8 x 4.8 x 3
7440520012 1.2 3.0 3.5 20.00 5.8 x 5.8 x 2
744062001 1.0 4.8 4.6 10.00 6.8 x 6.8 x 2.5
7440620015 1.5 4.3 4.0 10.00 6.8 x 6.8 x 2.5
7440680010 1.0 2.8 3.3 32.00 8 x 8 x 1.2
7440690010 1.0 3.6 3.8 21.00 8 x 8 x 1.5
7440700012 1.2 4.8 4.2 12.50 8 x 8 x 2
74437321015 1.5 3.0 4.0 55.00 4.45 x 4.06 x 1.2
74438323010 1.0 2.5 4.0 63.00 2.5 x 2 x 1
74438323012 1.2 1.9 3.8 82.00 2.5 x 2 x 1
74438324012 1.2 2.4 4.5 67.00 2.5 x 2 x 1.2
74438324015 1.5 2.2 3.7 82.00 2.5 x 2 x 1.2
74438335010 1.0 2.7 4.5 39.00 3 x 3 x 1.5
74438336015 1.5 3.7 4.5 33.00 3 x 3 x 2
7447785001 1.0 3.5 4.5 31.00 5.9 x 6.2 x 3.3
74479276210 1.0 2.0 2.5 65.00 2 x 1.6 x 1
74479276210C 1.0 2.1 3.1 53.00 2 x 1.25 x 1
74479287210 1.0 2.4 4.0 55.00 2.5 x 2 x 1
74479288210 1.0 2.4 4.2 40.00 2.5 x 2 x 1.2
74479298210 1.0 2.5 4.0 45.00 3.2 x 2.5 x 1
74479899210 1.0 2.3 2.5 50.00 3.2 x 2.6 x 1.2
78438323010 1.0 2.5 4.0 63.00 2.5 x 2 x 1
78438323012 1.2 1.9 3.8 82.00 2.5 x 2 x 1
78438335010 1.0 2.7 4.5 39.00 3 x 3 x 1.5
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