RP506x-D-E-1.8 Buck Converter overview
Description
RP506x-D-E-1.8 is a 5.50 V sync Buck Converter from with 2.00 A output current. The maximum 5.50 V input voltage can be regulated down into a 1.80 V to 1.80 V output voltage.
It requires are a typical inductor size of 2.20 µH, a typical external component count of 5 and achieves a peak efficiency of 94 %. Further RP506x-D-E-1.8 characteristics are a fixed 1200 kHz switching frequency and 1 available package option(s): DFN-10 .
Parameter overview and features with replacement search
For the RP506x-D-E-1.8 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. | 2.50 V | |
| V-IN max. | 5.50 V | |
| I-OUT? | 2.00 A | |
| V-OUT min. | 1.80 V | |
| V-OUT max. | 1.80 V | |
| V-OUT | 1.800 V | |
| V-OUT programmable |  |
|
| sync/non-sync | sync | |
| Frequency typ. | 1200 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. | 72 µA | |
| Operating min. | -40 °C | |
| Operating max. | 85 °C | |
| Junction min. | ||
| Junction max. | ||
| thermal shutdown typ. | 150 °C | |
| Inductor size typ. | 2.20 µH | |
| Inductor suggested by Würth Elektronik | ||
| Automotive AEC-Q100 | |
|
| Light-Load-Mode | |
|
| Topology | Buck | |
| Peak Efficiency | 94 % | |
| Component count min. | 5 | |
| current limit adjustable | |
|
| Nr.of packages | 1 | |
| CSP | ||
| SC70 | ||
| SOT | ||
| MSOP | ||
| QFN/DFN | DFN-10 | |
| SO/SOIC | ||
| SOP | ||
| DIP | ||
| TO | ||
| DDPAK |
RP506x-D-E-1.8 Datasheet
Link to the most up-to-date RP506x-D-E-1.8 datasheet and the product page for EVM, tools and support information.
RP506x-D-E-1.8 Sample stock and distributor price breaks
RP506x-D-E-1.8 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 RP506x-D-E-1.8. Optional, compare RP506x-D-E-1.8 side-by-side with other Buck Converter via the Comparison function.
| Variation | Compare | Product | Manufacturer | Package | |
| 0% | MIC23153-1.8 |  MIC23153-1.8 product overview |
Micrel | MLF-10 | |
| 0% | MIC23155-1.8 | MIC23155-1.8 product overview |
Micrel | MLF-10 | |
| 0% | SC185-1.8 | SC185-1.8 product overview |
Semtech | MLPQ-UT16 | |
| 0% | RP506x-A-B-1.8 | RP506x-A-B-1.8 product overview |
Ricoh | DFN-10 |
Inductor suggestions
Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RP506x-D-E-1.8.
| Order Code | Spec | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | L x W x H (mm) |
| 744025001 | 1.2 | 2.6 | 3.0 | 36.00 | 2.8 x 2.8 x 3 | |
| 74404024010 | 1.0 | 2.2 | 2.6 | 37.00 | 2.5 x 2 x 1.2 | |
| 74404032010 | 1.0 | 2.2 | 3.0 | 33.00 | 3 x 3 x 1.5 | |
| 74404041010 | 1.0 | 2.5 | 3.4 | 41.00 | 4 x 4 x 1.2 | |
| 74404042010 | 1.0 | 3.2 | 4.8 | 27.00 | 4 x 4 x 1.8 | |
| 74404042015 | 1.5 | 3.0 | 4.3 | 31.00 | 4 x 4 x 1.8 | |
| 744042001 | 1.0 | 2.7 | 2.6 | 20.00 | 4.8 x 4.8 x 2 | |
| 7440420018 | 1.8 | 2.4 | 2.4 | 40.00 | 4.8 x 4.8 x 2 | |
| 7440430012 | 1.2 | 3.1 | 2.8 | 15.00 | 4.8 x 4.8 x 3 | |
| 7440430018 | 1.8 | 2.7 | 2.5 | 20.00 | 4.8 x 4.8 x 3 | |
| 7440520012 | 1.2 | 3.0 | 3.5 | 20.00 | 5.8 x 5.8 x 2 | |
| 7440520018 | 1.8 | 2.6 | 3.0 | 30.00 | 5.8 x 5.8 x 2 | |
| 744062001 | 1.0 | 4.8 | 4.6 | 10.00 | 6.8 x 6.8 x 2.5 | |
| 7440620015 | 1.5 | 4.3 | 4.0 | 10.00 | 6.8 x 6.8 x 2.5 | |
| 7440680010 | 1.0 | 2.8 | 3.3 | 32.00 | 8 x 8 x 1.2 | |
| 7440680017 | 1.7 | 2.5 | 2.4 | 41.00 | 8 x 8 x 1.2 | |
| 7440690010 | 1.0 | 3.6 | 3.8 | 21.00 | 8 x 8 x 1.5 | |
| 7440690016 | 1.6 | 3.1 | 3.3 | 29.00 | 8 x 8 x 1.5 | |
| 7440700012 | 1.2 | 4.8 | 4.2 | 12.50 | 8 x 8 x 2 | |
| 74437321015 | 1.5 | 3.0 | 4.0 | 55.00 | 4.45 x 4.06 x 1.2 | |
| 74438323010 | 1.0 | 2.5 | 4.0 | 63.00 | 2.5 x 2 x 1 | |
| 74438324012 | 1.2 | 2.4 | 4.5 | 67.00 | 2.5 x 2 x 1.2 | |
| 74438324015 | 1.5 | 2.2 | 3.7 | 82.00 | 2.5 x 2 x 1.2 | |
| 74438335010 | 1.0 | 2.7 | 4.5 | 39.00 | 3 x 3 x 1.5 | |
| 74438336012 | 1.2 | 3.9 | 4.8 | 30.00 | 3 x 3 x 2 | |
| 74438336015 | 1.5 | 3.7 | 4.5 | 33.00 | 3 x 3 x 2 | |
| 744773018 | 1.8 | 2.7 | 3.6 | 28.00 | 4 x 4.5 x 3.5 | |
| 7447785001 | 1.0 | 3.5 | 4.5 | 31.00 | 5.9 x 6.2 x 3.3 | |
| 74479276210 | 1.0 | 2.0 | 2.5 | 65.00 | 2 x 1.6 x 1 | |
| 74479276210C | 1.0 | 2.1 | 3.1 | 53.00 | 2 x 1.25 x 1 | |
| 74479287210 | 1.0 | 2.4 | 4.0 | 55.00 | 2.5 x 2 x 1 | |
| 74479288210 | 1.0 | 2.4 | 4.2 | 40.00 | 2.5 x 2 x 1.2 | |
| 74479298210 | 1.0 | 2.5 | 4.0 | 45.00 | 3.2 x 2.5 x 1 | |
| 74479899210 | 1.0 | 2.3 | 2.5 | 50.00 | 3.2 x 2.6 x 1.2 | |
| 78438323010 | 1.0 | 2.5 | 4.0 | 63.00 | 2.5 x 2 x 1 | |
| 78438335010 | 1.0 | 2.7 | 4.5 | 39.00 | 3 x 3 x 1.5 | |
| 784773018 | 1.8 | 2.7 | 3.6 | 28.00 | 4 x 4.5 x 3.5 |
