RN5RK-552A Boost Controller overview

Description

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Category
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A 0.70 V - 8.00 Vin, non-sync Boost Controller which can boost up to 5.50 V. RN5RK-552A features 1 channel , drives 1 phase(s) and has fixed 100 kHz switching frequency.

Additional characteristics are a typical inductor size of 27.0 uH, a peak efficiency of 85 % and 1 package option(s): SOT23-5 .

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 1
V-IN min. 0.70 V
V-IN max. 8.00 V
V-OUT min. 5.50 V
V-OUT max. 5.50 V
V-OUT adj./fixed 5.50
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 100 kHz
Frequency adj. fixed
Frequency min.
Frequency max.
ext.clock sync. no
ext.clock sync min.
ext.clock sync max.
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
Sense Resistor no
Enable yes
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 27.0 uH
Military no
Automotive AEC-Q100 no
Light-Load-Mode no
Peak Efficiency 85 %
component count min. 7
Single/ Multiphase single
Nr. of Phases 1
Inductor suggested by Würth Elektronik WE Selector
Nr.of packages options 1
CSP
SOT SOT23-5
MSOP
QFN/DFN
SO/SOIC
SOP
DIP

RN5RK-552A Datasheet

Link to the most up-to-date RN5RK-552A datasheet and the product page for EVM, tools and support information.

RN5RK-552A

RN5RK-552A 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 RN5RK-552A. Compare RN5RK-552A side-by-side with other Boost Controller via the comparison function.

Variation Compare Product Manufacturer Package
0% IXD2110-B-D-F-55 IXD2110-B-D-F-55 product overviewIXD2110-B-D-F-55 product overview IXYS TDFN-6, SOT25-5
0% IXD2111-B-D-F-55 IXD2111-B-D-F-55 product overviewIXD2111-B-D-F-55 product overview IXYS SOT23-3

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RN5RK-552A.

V-IN min. 0.7 V, V-OUT max. 5.5 V, Frequency typ. 100 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
7440660022 2.2 6.7 6.8 7.70 10 x 10 x 4.1
744310200 2.0 6.5 9.0 14.20 7 x 6.9 x 3.3
744311330 3.3 6.5 11.0 17.20 7 x 6.9 x 4
744314200 2.0 11.5 9.0 5.85 7 x 6.9 x 5
744314330 3.3 9.0 8.0 9.00 7 x 6.9 x 5
744316220 2.2 7.5 7.5 11.30 5.5 x 5.3 x 4.3
7443340330 3.3 14.0 8.5 7.50 8.4 x 7.9 x 7.5
7443552280 2.8 9.5 11.0 10.60 10.5 x 10.2 x 4.2
74437349033 3.3 6.0 12.0 19.00 7.3 x 6.6 x 5
7447471022 2.2 8.2 10.0 7.50 10.5 x 10.5 x 11.5
7447471033 3.3 7.5 8.0 9.00 10.5 x 10.5 x 11.5
744750230030 3.0 7.6 11.7 7.00 8.8 x 8.8 x 11
744771002 2.2 10.0 11.0 5.00 12 x 12 x 6
7447714022 2.2 8.6 9.5 6.80 10 x 10 x 5
7447714033 3.3 7.5 9.0 8.90 10 x 10 x 5
7447715002 2.5 6.8 8.5 8.50 12 x 12 x 4.5
7447715003 3.3 5.9 7.1 11.50 12 x 12 x 4.5
744772022 2.2 6.0 8.0 7.25 7.8 x 7.8 x 10
744777002 2.2 6.0 6.5 13.00 7.3 x 7.3 x 4.5
7447797250 2.5 8.4 10.5 9.00 10.2 x 10.2 x 4.5
7447798250 2.5 13.7 10.1 4.40 10.2 x 10.2 x 6.4
78477033 3.3 6.6 12.0 14.00 12 x 12 x 8.3
784771022 2.2 7.2 10.5 10.50 12 x 12 x 8.3
784771033 3.3 6.5 9.0 12.00 12 x 12 x 8.3
784775022 2.2 6.0 6.0 8.00 7 x 7.8 x 5.5
784776022 2.2 7.0 8.0 7.00 9 x 10 x 5.9
784776033 3.3 6.0 7.0 9.00 9 x 10 x 5.9
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