RT8565 LED Boost Driver overview
Description
Manufacturer
Category
Sub-Category
RT8565 is a 1 channel, 4.5 V, 0.03 A/string sync LED Boost Driver. It can drive a maximum of 6 LED (~3.5Vfwd) per string, features a fixed 600 kHz frequency and is available in 1 package option(s): WQFN-8 .
Further characteristics are a feedback voltage of 0.200 V, a typical inductor size of 10.0 uH and a peak efficiency of 80 %.
Parameter and features overview
| Parameter | Value | Replacement Search Filter |
| Nr. of Channel | 1 | |
| V-IN min. | 2.8 V | |
| V-IN max. | 4.5 V | |
| V-OUT max. | 25.0 V | |
| Nr.of LED per string typ. | 6 | |
| I-OUT/string? | 0.03 A | |
| current limit typ. | 0.90 A | |
| sync/non-sync | sync | |
| Frequency typ. | 600 kHz | |
| Frequency | fixed | |
| Frequency min. | ||
| Frequency max. | ||
| Softstart |  |
|
| Softstart adjustable |  |
|
| Down-Mode | |
|
| Quiescent current max. | 3000 uA | |
| Operating min. | -40 °C | |
| Operating max. | 85 °C | |
| Junction min. | -40 °C | |
| Junction max. | 125 °C | |
| thermal shutdown typ. | 160 °C | |
| Inductor size typ. | 10.0 uH | |
| feedback voltage | 0.200 V | |
| Automotive AEC-Q100 | |
|
| Topology | Boost | |
| Peak Efficiency | 80 % | |
| Component count min. | 4 | |
| DC dimming | |
|
| PWM dimming | |
|
| PWM frequency min. | ||
| PWM frequency max. | ||
| digital dimming | |
|
| digital interface | 1-pin | |
| LED flash | |
|
| TxMask | |
|
| Nr.of current sources | 1 | |
| Nr.of package options | 1 | |
| CSP | ||
| SC70 | ||
| SOT | ||
| MSOP | ||
| QFN/DFN | WQFN-8 | |
| SO/SOIC | ||
| SOP | ||
| DIP |
RT8565 Datasheet
Link to the most up-to-date RT8565 datasheet and the product page for EVM, tools and support information.
RT8565 inventory, samples and price
Available Distributors with stock: 0
no online Distributor with RT8565 stock available
Available Distributors with stock: 0
no online Distributor with RT8565 stock available
List with equivalents & alternatives
The following DC/DC LED Boost driver are similar to RT8565. Optional, compare RT8565 side-by-side with other LED driver via the comparison function.
| Variation | Compare | Product | Manufacturer | Package | |
| 0% | LDS8711 |  LDS8711 product overview |
IXYS | TDFN-8 | |
| 0% | TPS61158 | TPS61158 product overview |
Texas Instruments | SON-6 |
Inductor suggestions
Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RT8565.
V-IN min. 2.8 V, V-OUT max. 25 V, current limit typ. 0.9 A, Frequency typ. 600 kHz
| Order Code | Spec | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | L x W x H (mm) |
| 744310095 | 1.0 | 11.0 | 13.0 | 6.20 | 7 x 6.9 x 3.3 | |
| 744310115 | 1.2 | 8.5 | 13.0 | 8.60 | 7 x 6.9 x 3.3 | |
| 744311150 | 1.5 | 11.0 | 14.0 | 6.60 | 7 x 6.9 x 4 | |
| 744314110 | 1.1 | 15.0 | 13.0 | 3.15 | 7 x 6.9 x 5 | |
| 744314150 | 1.5 | 13.0 | 11.0 | 4.30 | 7 x 6.9 x 5 | |
| 744316100 | 1.0 | 11.5 | 11.5 | 4.75 | 5.5 x 5.3 x 4.3 | |
| 744316150 | 1.5 | 9.0 | 9.0 | 8.15 | 5.5 x 5.3 x 4.3 | |
| 744323120 | 1.2 | 12.0 | 15.0 | 6.60 | 10.6 x 10.6 x 3.1 | |
| 744323150 | 1.5 | 12.0 | 18.0 | 6.60 | 10.6 x 10.6 x 3.1 | |
| 7443552150 | 1.5 | 14.0 | 17.0 | 5.30 | 10.5 x 10.2 x 4.2 | |
| 74437349012 | 1.2 | 9.0 | 18.0 | 7.20 | 7.3 x 6.6 x 5 | |
| 7447471013 | 1.3 | 8.5 | 14.0 | 6.00 | 10.5 x 10.5 x 11.5 | |
| 74477001 | 1.2 | 12.0 | 16.6 | 5.00 | 12 x 12 x 8 | |
| 744771001 | 1.5 | 10.5 | 12.5 | 4.00 | 12 x 12 x 6 | |
| 7447714015 | 1.5 | 10.0 | 12.5 | 5.55 | 10 x 10 x 5 | |
| 7447715910 | 1.0 | 8.5 | 13.9 | 5.50 | 12 x 12 x 4.5 | |
| 7447797110 | 1.1 | 11.2 | 16.0 | 5.90 | 10.2 x 10.2 x 4.5 | |
| 7447798110 | 1.1 | 16.5 | 16.0 | 3.00 | 10.2 x 10.2 x 6.4 | |
| 784771010 | 1.0 | 9.0 | 16.5 | 7.00 | 12 x 12 x 8.3 |
