XR76108 Buck Converter overview
Description
XR76108 is a 22.00 V sync Buck Converter from with 8.00 A output current. The maximum 22.00 V input voltage can be regulated down into a 0.60 V to 18.00 V output voltage.
It requires are a typical inductor size of 1.00 µH, a typical external component count of 12 and achieves a peak efficiency of 96 %. Further XR76108 characteristics are a fixed 600 kHz switching frequency and 1 available package option(s): QFN-30 .
Parameter overview and features with replacement search
For the XR76108 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. | 4.50 V | |
| V-IN max. | 22.00 V | |
| I-OUT? | 8.00 A | |
| V-OUT min. | 0.60 V | |
| V-OUT max. | 18.00 V | |
| V-OUT | adjustable V | |
| V-OUT programmable |  |
|
| sync/non-sync | sync | |
| Frequency typ. | 600 kHz | |
| Frequency | fixed | |
| Frequency selectable | ||
| ext.clock sync. | |
|
| Frequency adj./ ext.clock min. | ||
| Frequency adj./ ext.clock max | ||
| Softstart |  |
|
| Softstart adjustable | |
|
| Tracking | |
|
| PG/Power OK | |
|
| Quiescent current max. | 1300 µA | |
| Operating min. | ||
| Operating max. | ||
| Junction min. | -40 °C | |
| Junction max. | 125 °C | |
| thermal shutdown typ. | 150 °C | |
| Inductor size typ. | 1.00 µH | |
| Inductor suggested by Würth Elektronik | ||
| Automotive AEC-Q100 | |
|
| Light-Load-Mode | |
|
| Topology | Buck | |
| Peak Efficiency | 96 % | |
| Component count min. | 12 | |
| current limit adjustable | |
|
| Nr.of packages | 1 | |
| CSP | ||
| SC70 | ||
| SOT | ||
| MSOP | ||
| QFN/DFN | QFN-30 | |
| SO/SOIC | ||
| SOP | ||
| DIP | ||
| TO | ||
| DDPAK |
XR76108 Datasheet
Link to the most up-to-date XR76108 datasheet and the product page for EVM, tools and support information.
XR76108 Sample stock and distributor price breaks
XR76108 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 XR76108. Optional, compare XR76108 side-by-side with other Buck Converter via the Comparison function.
| Variation | Compare | Product | Manufacturer | Package | |
| 0% | XR76112 |  XR76112 product overview |
Exar | QFN-30 | |
| 0% | XR76115 | XR76115 product overview |
Exar | QFN-30 |
Inductor suggestions
Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of XR76108.
| Order Code | Spec | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | L x W x H (mm) |
| 744305040 | 0.4 | 28.0 | 20.0 | 0.16 | 13.5 x 13.3 x 5.2 | |
| 7443081040 | 0.4 | 38.0 | 21.0 | 0.29 | 9.4 x 6.2 x 8.1 | |
| 744310055 | 0.5 | 14.0 | 20.0 | 3.70 | 7 x 6.9 x 3.3 | |
| 744314047 | 0.5 | 18.0 | 20.0 | 1.35 | 7 x 6.9 x 5 | |
| 744316033 | 0.3 | 18.5 | 20.0 | 1.75 | 5.5 x 5.3 x 4.3 | |
| 744316047 | 0.5 | 15.0 | 16.0 | 2.75 | 5.5 x 5.3 x 4.3 | |
| 744373240033 | 0.3 | 8.0 | 16.5 | 7.80 | 4.45 x 4.06 x 2 | |
| 744373360047 | 0.5 | 8.3 | 20.0 | 6.40 | 5.7 x 5.2 x 3 | |
| 744383560033 | 0.3 | 9.6 | 12.4 | 6.00 | 4.1 x 4.1 x 2.1 | |
| 744383560056 | 0.6 | 8.5 | 10.8 | 7.00 | 4.1 x 4.1 x 2.1 | |
| 7447798050 | 0.5 | 18.5 | 18.0 | 2.20 | 10.2 x 10.2 x 6.4 |
