rohm referencedesigns
refld002
refld002reference design / application evaluation kit | rohm co., ltd.-凯发k8一触即发
适用于lidar的大功率激光二极管高速驱动ecogan™和高速栅极驱动器参考设计
lidar传感器不仅适用于车辆的自动驾驶应用，还适用于工业和基础设施领域的众多应用。lidar传感器需要具备更远的感测距离和高分辨率，不仅要提高激光二极管的特性，还需要以更快的速度和更高的功率驱动激光二极管。rohm拥有905nm脉冲的高功率窄线宽激光二极管产品群（rld90qzwx系列）。另外，rohm还提供包括可高速驱动的下一代gan器件“ecogan™”和用于gan hemt的高速栅极驱动器在内的参考设计，这将非常有助于提高lidar传感器的特性（距离、分辨率）。
- enables high-speed driving of laser diodes - a key device in lidar applications
- includes next-gen ecogan™ devices
- built-in high-speed gate driver for gan hemts (bd2311nvx-c)
- two circuit types: square wave and resonant
specification
| onboard devices | laser diode | rld90qzw8 | rld90qzw3 |
| ecogan™ | gne1040tb | ||
| gate driver | bd2311nvx-lb | ||
| reverse current protection diode | rf05vam2s | ||
| shunt resistor | ltr10 series | ||
refld002-1 square wave product in refdesign and related contents
| product name | status | datasheet | specification | sample |
|---|---|---|---|---|
| rld90qzw8 | under development | 905nm 120w narrow emission width laser diode | contact us | |
| gne1040tb | recommended products | ecogan™ gan hemt 150v, 40mω | contact us | |
| bd2311nvx-lb | recommended products | gan hemt high-speed driver ic | buy | |
| rf05vam2s | recommended products | reverse current protection fast recovery diode | buy | |
| ltr10 | recommended products | current sense shunt resistor | buy |
refld002-2 resonant product in refdesign and related contents
| product name | status | datasheet | specification | sample |
|---|---|---|---|---|
| rld90qzw3 | recommended products | 905nm 75w narrow emission width laser diode | buy | |
| gne1040tb | recommended products | ecogan™ gan hemt 150v, 40mω | contact us | |
| bd2311nvx-lb | recommended products | gan hemt high-speed driver ic | buy | |
| rf05vam2s | recommended products | reverse current protection fast recovery diode | buy | |
| ltr10 | recommended products | current sense shunt resistor | buy |
*application notes, model libraries, pcb libraries, and other contents can be downloaded from the individual product pages
design resources
- refld002-1
- refld002-2
specifications
| board number | input volatage (laser diode drive) | input volatage (gate driver) | laser power | switching frequency | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| refld002-1 | ~60 v | 5v | 905nm, 120w | 0.1 to 0.5khz | |||||||||||
| refld002-2 | ~120 v | 5v | 905nm, 75w | 0.1 to 100khz |
distribution inventory
| board number | distributor | quantity available |
|---|
key components
| board number | part number | product category | datasheet | status | spice | ltspice® ? | thermal model | symbol & footprint | 3d step | samacsys ecad library | calc tool | rohm solution simulator |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| refld002-1 | ltr100jzpfl | current detection resistors | recommended | - | ||||||||
| refld002-1 | ltr100jzpjl | current detection resistors | recommended | - | ||||||||
| refld002-1 | ltr100ljzpfs | current detection resistors | recommended | - | ||||||||
| refld002-1 | ltr100ljzpfu | current detection resistors | recommended | - | ||||||||
| refld002-1 | ltr100ljzpjs | current detection resistors | recommended | - | ||||||||
| refld002-1 | ltr100ljzpju | current detection resistors | recommended | - | ||||||||
| refld002-1 | ltr10lezpdl | current detection resistors | recommended | - | ||||||||
| refld002-1 | ltr10lezpfs | current detection resistors | recommended | - | ||||||||
| refld002-1 | ltr10lezpjl | current detection resistors | recommended | - | ||||||||
| refld002-1 | ltr10lezpjs | current detection resistors | recommended | - | ||||||||
| refld002-1 | rld90qzw8 | high output laser diodes | under development | solution simulator | ||||||||
| refld002-1 | gne1040tb | gan hemt | recommended | - | ||||||||
| refld002-1 | bd2311nvx-lb | gate drivers | recommended | - | ||||||||
| refld002-1 | rf05vam2s | fast recovery diodes | recommended | - | ||||||||
| refld002-1 | ltr10lezpfl | current detection resistors | recommended | - | ||||||||
| refld002-1 | bd2311nvx-c | gate drivers | recommended | - | ||||||||
| refld002-2 | capacitive switch control ics | last time buy | - | |||||||||
| refld002-2 | rld90qzw3 | high output laser diodes | recommended | solution simulator | ||||||||
| refld002-2 | ltr100jzpfl | current detection resistors | recommended | - | ||||||||
| refld002-2 | ltr100jzpjl | current detection resistors | recommended | - | ||||||||
| refld002-2 | ltr100ljzpfs | current detection resistors | recommended | - | ||||||||
| refld002-2 | ltr100ljzpfu | current detection resistors | recommended | - | ||||||||
| refld002-2 | ltr100ljzpjs | current detection resistors | recommended | - | ||||||||
| refld002-2 | ltr100ljzpju | current detection resistors | recommended | - | ||||||||
| refld002-2 | ltr10lezpdl | current detection resistors | recommended | - | ||||||||
| refld002-2 | ltr10lezpfs | current detection resistors | recommended | - | ||||||||
| refld002-2 | ltr10lezpjl | current detection resistors | recommended | - | ||||||||
| refld002-2 | ltr10lezpjs | current detection resistors | recommended | - | ||||||||
| refld002-2 | rld90qzw8 | high output laser diodes | under development | solution simulator | ||||||||
| refld002-2 | gne1040tb | gan hemt | recommended | - | ||||||||
| refld002-2 | bd2311nvx-lb | gate drivers | recommended | - | ||||||||
| refld002-2 | rf05vam2s | fast recovery diodes | recommended | - | ||||||||
| refld002-2 | ltr10lezpfl | current detection resistors | recommended | - | ||||||||
| refld002-2 | bd2311nvx-c | gate drivers | recommended | - |