SP6641B-5.0 Boost Converter Overview

Description

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SP6641B-5.0 is a 5.00 V, 1.00 A switch current limit non-sync Boost Converter from . The input voltage from 0.90 V to 4.50 V  can be boosted into an output voltage ranging from 5.00 V to 5.00 V.

Features of the Boost Converter are fixed 500 kHz switching frequency, a typical inductor size of 10.0 µH and it offers a peak efficiency of  up to 87 %. The minimum external component count is 6 and SP6641B-5.0 is available in 1 package option(s): SOT23-5 .

For SP6641B-5.0 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. 0.90 V
V-IN max. 4.50 V
Current-Limit typ.? 1.00 A
V-OUT min. 5.00 V
V-OUT max. 5.00 V
VOUT 5.00
VOUT programmable no
sync/non-sync non-sync
Frequency typ. 500 kHz
Frequency adjustable fixed
Frequency selectable
Frequency adj. min.
Frequency adj. max.
extern clock sync. no
Softstart no
Softstart adjustable no
Tracking no
PG/Power OK no
LBI/LBO no
Frequency sync. min.
Frequency sync. max.
Down Mode no
Quiescent current max. 15 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 10.0 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Boost
Peak Efficiency 87 %
Component count min. 6
current limit adjustable no
Nr.of package options 1
CSP
SC70
SOT SOT23-5
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

SP6641B-5.0 Datasheet

Link to the most up-to-date SP6641B-5.0 datasheet and the product page for EVM, tools and support information.

SP6641B-5.0

SP6641B-5.0 Price breaks and distributor sample stock

SP6641B-5.0 prices and available online distributors.

OEMSecrets.com
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Available Distributors with stock: 0

no online Distributor with SP6641B stock available

Available Distributors with stock: 0

no online Distributor with SP6641B stock available

Alternatives and equivalents

The following DC/DC Boost Converter are similar to SP6641B-5.0. Optional, compare SP6641B-5.0 side-by-side with other Boost Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% MIC2571-1-5.0 MIC2571-1-5.0 product overviewMIC2571-1-5.0 product overview Micrel MSOP-8
0% RP400x501A-B RP400x501A-B product overviewRP400x501A-B product overview Ricoh SOT23-5, DFN-6
0% RP401-x501A-B-C RP401-x501A-B-C product overviewRP401-x501A-B-C product overview Ricoh SOT23-5, DFN-6
0% RP401-x501D RP401-x501D product overviewRP401-x501D product overview Ricoh SOT23-5
0% A7530-5.0 A7530-5.0 product overviewA7530-5.0 product overview AiT SOT25-5
0% RP600K-A-B-C-50 RP600K-A-B-C-50 product overviewRP600K-A-B-C-50 product overview Ricoh DFN-10

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of SP6641B-5.0.

V-IN min. 0.9 V, Current-Limit typ. 1 A, V-OUT max. 5 V, Frequency typ. 500 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744040630082 0.8 6.0 9.5 10.00 6 x 6 x 2.8
74407000047 0.5 7.8 6.5 5.80 8 x 8 x 2
7440710082 0.8 7.3 8.0 7.00 8 x 8 x 4.6
744373240056 0.6 6.0 10.5 13.50 4.45 x 4.06 x 2
744383560056 0.6 8.5 10.8 7.00 4.1 x 4.1 x 2.1
744383560068 0.7 8.2 9.4 7.50 4.1 x 4.1 x 2.1
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