SP6641B-5.0 Boost Converter Overview
Description
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 .
Feature and parameter overview with replacement search
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.
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 Price breaks and distributor sample stock
SP6641B-5.0 prices and available online distributors.


Available Distributors with stock: 0
Available Distributors with stock: 0
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 | ![]() |
Micrel | MSOP-8 | |
0% | RP400x501A-B | ![]() |
Ricoh | SOT23-5, DFN-6 | |
0% | RP401-x501A-B-C | ![]() |
Ricoh | SOT23-5, DFN-6 | |
0% | RP401-x501D | ![]() |
Ricoh | SOT23-5 | |
0% | A7530-5.0 | ![]() |
AiT | SOT25-5 | |
0% | RP600K-A-B-C-50 | ![]() |
Ricoh | DFN-10 |
Inductor suggestions
Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of SP6641B-5.0.
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 |