Laser Diode Driver for
Automotive/Industrial
Time of Flight (ToF) Sensing
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- Laser Diode Driver for Automotive/Industrial Time of Flight (ToF) Sensing
Overview
First utilized in mobile devices, Time of Flight (ToF) sensing is expanding its applications to automotive and industrial device markets.
As the market expands, requirements about the emitter, the light source, are diversifying. To meet those requirements, Sony Semiconductor Solutions Corporation (SSS) develops a versatile laser driver for ToF sensing performance in various use cases.
Features
A wide range of features that enhance depth sensing system performance
Features
・ Auto Power Control using a PD (Photo-Diode) current monitor
・ Supports Multi-Junction VCSEL (Vertical Cavity Surface Emitting Laser) (3V-12V power supply for laser)
・ Multi-serial interface (I2C/SPI)
・ Multi-slave address (I2C interface)
・ Signal transmission latency control
・ Output current assist
Applications
Multi Junction
Multi Emitter
Supports diverse protection features
Features
・ PD current monitor detects irregular/unintended emission
・ Detects irregular values of ITO conductive film resistance
・ Detects abnormal voltage in output terminals
・ Detects overheating, overvoltage and insufficient voltage
Complies with safety standards for automotive applications
We meet AEC-Q100 Grade 2, the standards for reliability testing of automotive electronic devices. We are also planning to develop our next-generation products that meet ASIL-B requirements of ISO 26262, the international standards for safety of road vehicles, by pursuing the development processes in compliance with these standards.
Specifications
| CXD4029GG / CXD4029GG-W | ||
|---|---|---|
| Output Current Type | Sink | |
| Maximum Operating Current | Bias | 2.0 A *1 |
| Switching | 7.4 A *1 | |
| Output Channel | Two | |
| Maximum Input Frequency | 200MHz | |
| Serial Control Interface | SPI / I2C | |
| Power Supply Voltage | Core | 1.8V |
| Laser | 3.0V〜12V | |
| Operating Temperature Range | -40℃ 〜 +105℃ | |
| Package | 6.0mm × 6.0mm BGA | |
*1) Dual-channel simultaneous drive
Technology
Find more technical information about ToF (Time of Flight) sensing for this product.
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