XRP6670 Buck Converter overview
Description
XRP6670 is a 5.50 V sync Buck Converter from with 3.00 A output current. The maximum 5.50 V input voltage can be regulated down into a 0.80 V to 5.00 V output voltage.
It requires are a typical inductor size of 1.50 µH, a typical external component count of 10 and achieves a peak efficiency of 95 %. Further XRP6670 characteristics are a adjustable 2500 kHz switching frequency and 1 available package option(s): DFN-10 .
Parameter overview and features with replacement search
For the XRP6670 replacement search, please 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.
Parameter | Value | Replacement Search Filter |
V-IN min. | 2.60 V | |
V-IN max. | 5.50 V | |
I-OUT? | 3.00 A | |
V-OUT min. | 0.80 V | |
V-OUT max. | 5.00 V | |
V-OUT | adjustable V | |
V-OUT programmable | ![]() |
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sync/non-sync | sync | |
Frequency typ. | 2500 kHz | |
Frequency | adjustable | |
Frequency selectable | ||
ext.clock sync. | ![]() |
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Frequency adj./ ext.clock min. | 300 kHz | |
Frequency adj./ ext.clock max | 2500 kHz | |
Softstart | ![]() |
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Softstart adjustable | ![]() |
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Tracking | ![]() |
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PG/Power OK | ![]() |
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Quiescent current max. | -460 µA | |
Operating min. | -40 °C | |
Operating max. | 85 °C | |
Junction min. | ||
Junction max. | 150 °C | |
thermal shutdown typ. | 160 °C | |
Inductor size typ. | 1.50 µH | |
Inductor suggested by Würth Elektronik | ||
Automotive AEC-Q100 | ![]() |
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Light-Load-Mode | ![]() |
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Topology | Buck | |
Peak Efficiency | 95 % | |
Component count min. | 10 | |
current limit adjustable | ![]() |
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Nr.of packages | 1 | |
CSP | ||
SC70 | ||
SOT | ||
MSOP | ||
QFN/DFN | DFN-10 | |
SO/SOIC | ||
SOP | ||
DIP | ||
TO | ||
DDPAK |
XRP6670 Datasheet
Link to the most up-to-date XRP6670 datasheet and the product page for EVM, tools and support information.
XRP6670 Sample stock and distributor price breaks
XRP6670 prices and online available distributors.


Available Distributors with stock: 0
Available Distributors with stock: 4
Digi-Key
Product | Stock | Price | Buy | ||
XRP6670EVB | 2 |
| Buy Now | ||
XRP6670EHTR-F | 0 |
| Buy Now | ||
XRP6670EHTR-F | 0 | Buy Now | |||
XRP6670EHTR-F | 0 | Buy Now |
Newark element14
Product | Stock | Price | Buy | ||||||||||||||||
XRP6670EVB | 0 |
| Buy Now | ||||||||||||||||
XRP6670EHTR-F | 353 |
| Buy Now | ||||||||||||||||
XRP6670EHTR-F | 0 |
| Buy Now |
Mouser Electronics
New Advantage Corporation
Available Distributors without stock: 3
Arrow Electronics
element14 Asia-Pacific
Farnell element14
List of equivalents and alternatives
The following DC/DC Buck Converter are similar to XRP6670. Optional, compare XRP6670 side-by-side with other Buck Converter via the Comparison function.
Inductor suggestions
Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of XRP6670.
Order Code | Spec | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | L x W x H (mm) |
74402500030 | 0.3 | 3.9 | 5.7 | 15.00 | 2.8 x 2.8 x 3 | |
74404300033 | 0.3 | 4.0 | 6.0 | 8.00 | 4.8 x 4.8 x 3 | |
74406800024 | 0.2 | 4.1 | 5.8 | 15.00 | 8 x 8 x 1.2 | |
744383230033 | 0.3 | 3.4 | 6.2 | 29.00 | 2.5 x 2 x 1 | |
74479276124 | 0.2 | 3.6 | 5.4 | 19.00 | 2 x 1.6 x 1 | |
74479976124 | 0.2 | 3.5 | 4.0 | 15.00 | 2 x 1.6 x 0.5 | |
74479976133 | 0.3 | 3.4 | 3.7 | 18.00 | 2 x 1.6 x 0.5 | |
784383230033 | 0.3 | 3.4 | 6.2 | 29.00 | 2.5 x 2 x 1 |