RT9292D LED Boost Driver overview
Description
Manufacturer
Category
Sub-Category
RT9292D is a 1 channel, 5.5 V, 0.03 A/string sync LED Boost Driver. It can drive a maximum of 6 LED (~3.5Vfwd) per string, features a fixed 1000 kHz frequency and is available in 2 package option(s): SOT23-6 WDFN-8 .
Further characteristics are a feedback voltage of 0.330 V, a typical inductor size of 22.0 uH and a peak efficiency of 85 %.
Parameter and features overview
| Parameter | Value | Replacement Search Filter |
| Nr. of Channel | 1 | |
| V-IN min. | 2.5 V | |
| V-IN max. | 5.5 V | |
| V-OUT max. | 26.0 V | |
| Nr.of LED per string typ. | 6 | |
| I-OUT/string? | 0.03 A | |
| current limit typ. | 0.15 A | |
| sync/non-sync | sync | |
| Frequency typ. | 1000 kHz | |
| Frequency | fixed | |
| Frequency min. | ||
| Frequency max. | ||
| Softstart |  |
|
| Softstart adjustable |  |
|
| Down-Mode | |
|
| Quiescent current max. | 600 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. | 22.0 uH | |
| feedback voltage | 0.330 V | |
| Automotive AEC-Q100 | |
|
| Topology | Boost | |
| Peak Efficiency | 85 % | |
| Component count min. | 4 | |
| DC dimming | |
|
| PWM dimming | |
|
| PWM frequency min. | 0.20 kHz | |
| PWM frequency max. | 200.0 kHz | |
| digital dimming | |
|
| digital interface | |
|
| LED flash | |
|
| TxMask | |
|
| Nr.of current sources | 1 | |
| Nr.of package options | 2 | |
| CSP | ||
| SC70 | ||
| SOT | SOT23-6 | |
| MSOP | ||
| QFN/DFN | WDFN-8 | |
| SO/SOIC | ||
| SOP | ||
| DIP |
RT9292D Datasheet
Link to the most up-to-date RT9292D datasheet and the product page for EVM, tools and support information.
RT9292D inventory, samples and price
Available Distributors with stock: 0
no online Distributor with RT9292D stock available
Available Distributors with stock: 0
no online Distributor with RT9292D stock available
List with equivalents & alternatives
The following DC/DC LED Boost driver are similar to RT9292D. Optional, compare RT9292D side-by-side with other LED driver via the comparison function.
| Variation | Compare | Product | Manufacturer | Package | |
| 50% | LT3465 |  LT3465 product overview |
Linear Technology | TSOT23-6 |
Inductor suggestions
Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of RT9292D.
V-IN min. 2.5 V, V-OUT max. 26 V, current limit typ. 0.15 A, Frequency typ. 1000 kHz
| Order Code | Spec | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | L x W x H (mm) |
| 74404041033 | 3.3 | 1.8 | 2.1 | 69.00 | 4 x 4 x 1.2 | |
| 74404042033 | 3.3 | 2.0 | 2.9 | 55.00 | 4 x 4 x 1.8 | |
| 74404052033 | 3.3 | 2.6 | 3.0 | 42.20 | 5 x 5 x 2 | |
| 74404052039 | 3.9 | 2.4 | 2.8 | 50.50 | 5 x 5 x 2 | |
| 7440420027 | 2.7 | 2.0 | 2.2 | 47.00 | 4.8 x 4.8 x 2 | |
| 744042003 | 3.3 | 2.0 | 1.8 | 50.00 | 4.8 x 4.8 x 2 | |
| 7440420039 | 3.9 | 1.8 | 1.7 | 60.00 | 4.8 x 4.8 x 2 | |
| 7440430027 | 2.7 | 2.4 | 2.0 | 25.00 | 4.8 x 4.8 x 3 | |
| 744043003 | 3.3 | 2.2 | 1.8 | 30.00 | 4.8 x 4.8 x 3 | |
| 7440430039 | 3.9 | 1.7 | 1.7 | 50.00 | 4.8 x 4.8 x 3 | |
| 744052003 | 3.0 | 2.2 | 2.4 | 40.00 | 5.8 x 5.8 x 2 | |
| 7440520039 | 3.9 | 2.0 | 2.1 | 50.00 | 5.8 x 5.8 x 2 | |
| 744053002 | 2.6 | 3.0 | 2.7 | 20.00 | 5.8 x 5.8 x 3 | |
| 744053003 | 3.0 | 2.8 | 2.5 | 20.00 | 5.8 x 5.8 x 3 | |
| 744053004 | 4.2 | 2.5 | 2.2 | 30.00 | 5.8 x 5.8 x 3 | |
| 744062003 | 3.3 | 2.8 | 2.5 | 20.00 | 6.8 x 6.8 x 2.5 | |
| 7440680027 | 2.7 | 2.2 | 1.9 | 52.00 | 8 x 8 x 1.2 | |
| 7440680033 | 3.3 | 2.0 | 1.8 | 61.00 | 8 x 8 x 1.2 | |
| 7440690033 | 3.3 | 2.6 | 2.3 | 42.00 | 8 x 8 x 1.5 | |
| 7440700033 | 3.3 | 3.2 | 2.6 | 30.00 | 8 x 8 x 2 | |
| 74438335033 | 3.3 | 1.7 | 3.2 | 114.00 | 3 x 3 x 1.5 | |
| 744773027 | 2.7 | 2.3 | 3.0 | 39.00 | 4 x 4.5 x 3.5 | |
| 744773033 | 3.3 | 2.0 | 2.9 | 41.00 | 4 x 4.5 x 3.5 | |
| 744773039 | 3.9 | 1.9 | 2.6 | 54.00 | 4 x 4.5 x 3.5 | |
| 7447785003 | 3.3 | 2.8 | 3.0 | 43.00 | 5.9 x 6.2 x 3.3 | |
| 78438335033 | 3.3 | 1.7 | 3.2 | 114.00 | 3 x 3 x 1.5 | |
| 784773033 | 3.3 | 2.0 | 2.9 | 41.00 | 4 x 4.5 x 3.5 | |
| 784773039 | 3.9 | 1.9 | 2.6 | 54.00 | 4 x 4.5 x 3.5 |
