XRP7662 Buck Converter overview
Description
XRP7662 is a 22.00 V sync Buck Converter from with 12.00 A output current. The maximum 22.00 V input voltage can be regulated down into a 0.80 V to 20.00 V output voltage.
It requires are a typical inductor size of 2.70 µH, a typical external component count of 19 and achieves a peak efficiency of 93 %. Further XRP7662 characteristics are a fixed 300 kHz switching frequency and 1 available package option(s): DFN-26 .
Parameter overview and features with replacement search
For the XRP7662 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. | 3.00 V | |
V-IN max. | 22.00 V | |
I-OUT? | 12.00 A | |
V-OUT min. | 0.80 V | |
V-OUT max. | 20.00 V | |
V-OUT | adjustable V | |
V-OUT programmable | ![]() |
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sync/non-sync | sync | |
Frequency typ. | 300 kHz | |
Frequency | fixed | |
Frequency selectable | ||
ext.clock sync. | ![]() |
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Frequency adj./ ext.clock min. | ||
Frequency adj./ ext.clock max | ||
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. | 20000 µA | |
Operating min. | -40 °C | |
Operating max. | 85 °C | |
Junction min. | -40 °C | |
Junction max. | 125 °C | |
thermal shutdown typ. | 155 °C | |
Inductor size typ. | 2.70 µH | |
Inductor suggested by Würth Elektronik | ||
Automotive AEC-Q100 | ![]() |
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Light-Load-Mode | ![]() |
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Topology | Buck | |
Peak Efficiency | 93 % | |
Component count min. | 19 | |
current limit adjustable | ![]() |
|
Nr.of packages | 1 | |
CSP | ||
SC70 | ||
SOT | ||
MSOP | ||
QFN/DFN | DFN-26 | |
SO/SOIC | ||
SOP | ||
DIP | ||
TO | ||
DDPAK |
XRP7662 Datasheet
Link to the most up-to-date XRP7662 datasheet and the product page for EVM, tools and support information.
XRP7662 Sample stock and distributor price breaks
XRP7662 prices and online available distributors.


Available Distributors with stock: 0
Available Distributors with stock: 0
List of equivalents and alternatives
The following DC/DC Buck Converter are similar to XRP7662. Optional, compare XRP7662 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 XRP7662.
Order Code | Spec | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | L x W x H (mm) |
744310055 | 0.5 | 14.0 | 20.0 | 3.70 | 7 x 6.9 x 3.3 | |
744311068 | 0.7 | 17.0 | 20.0 | 3.10 | 7 x 6.9 x 4 | |
744314076 | 0.8 | 15.5 | 15.0 | 2.25 | 7 x 6.9 x 5 | |
744323068 | 0.7 | 14.0 | 21.0 | 4.79 | 10.6 x 10.6 x 3.1 | |
7443340068 | 0.7 | 19.0 | 23.5 | 2.65 | 8.4 x 7.9 x 7.5 | |
744355090 | 0.9 | 24.0 | 28.0 | 1.62 | 13 x 12.8 x 5 | |
744355256 | 0.6 | 20.0 | 30.0 | 1.61 | 10.5 x 10.2 x 4.2 | |
744373490056 | 0.6 | 13.0 | 28.0 | 3.60 | 7.3 x 6.6 x 5 | |
744373490068 | 0.7 | 12.0 | 26.0 | 4.00 | 7.3 x 6.6 x 5 | |
744373580068 | 0.7 | 15.0 | 28.0 | 2.75 | 8.64 x 8.5 x 4 | |
744373770056 | 0.6 | 18.5 | 28.0 | 1.40 | 13.5 x 12.6 x 3.5 | |
744373770068 | 0.7 | 17.5 | 27.0 | 1.80 | 13.5 x 12.6 x 3.5 | |
74477008 | 0.8 | 19.8 | 21.0 | 3.30 | 12 x 12 x 8 |